diff options
71 files changed, 685 insertions, 519 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 6e92ba6..9141193 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -79,6 +79,7 @@ parameter is applicable: Documentation/scsi/. SELINUX SELinux support is enabled. SERIAL Serial support is enabled. + SH SuperH architecture is enabled. SMP The kernel is an SMP kernel. SPARC Sparc architecture is enabled. SWSUSP Software suspend is enabled. @@ -485,7 +486,7 @@ and is between 256 and 4096 characters. It is defined in the file dtc3181e= [HW,SCSI] - earlyprintk= [IA-32,X86-64] + earlyprintk= [IA-32,X86-64,SH] earlyprintk=vga earlyprintk=serial[,ttySn[,baudrate]] @@ -1784,7 +1785,7 @@ and is between 256 and 4096 characters. It is defined in the file usbhid.mousepoll= [USBHID] The interval which mice are to be polled at. - vdso= [IA-32] + vdso= [IA-32,SH] vdso=1: enable VDSO (default) vdso=0: disable VDSO mapping diff --git a/arch/arm/common/Kconfig b/arch/arm/common/Kconfig index 5e34ca6..3e07346 100644 --- a/arch/arm/common/Kconfig +++ b/arch/arm/common/Kconfig @@ -28,6 +28,7 @@ config SHARP_PARAM config SHARPSL_PM bool + select APM_EMULATION config SHARP_SCOOP bool diff --git a/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c b/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c index a193dd9..760c9d0 100644 --- a/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c +++ b/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c @@ -32,7 +32,7 @@ static void __init mach_cc9p9360dev_init_machine(void) board_a9m9750dev_init_machine(); } -MACHINE_START(CC9P9360DEV, "Connect Core 9P 9360 on an A9M9750 Devboard") +MACHINE_START(CC9P9360DEV, "Digi ConnectCore 9P 9360 on an A9M9750 Devboard") .map_io = mach_cc9p9360dev_map_io, .init_irq = mach_cc9p9360dev_init_irq, .init_machine = mach_cc9p9360dev_init_machine, diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 7915a5a..7273877 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -28,6 +28,7 @@ #include <asm/hardware.h> #include <asm/irq.h> #include <asm/system.h> +#include <asm/arch/pxa-regs.h> #include <asm/arch/irda.h> #include <asm/arch/mmc.h> #include <asm/arch/udc.h> @@ -35,8 +36,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> - -#include <asm/arch/pxa-regs.h> #include <asm/arch/tosa.h> #include <asm/hardware/scoop.h> diff --git a/arch/avr32/kernel/ptrace.c b/arch/avr32/kernel/ptrace.c index f2e81cd..6f4388f 100644 --- a/arch/avr32/kernel/ptrace.c +++ b/arch/avr32/kernel/ptrace.c @@ -313,7 +313,7 @@ asmlinkage void do_debug_priv(struct pt_regs *regs) __mtdr(DBGREG_DC, dc); ti = current_thread_info(); - ti->flags |= _TIF_BREAKPOINT; + set_ti_thread_flag(ti, TIF_BREAKPOINT); /* The TLB miss handlers don't check thread flags */ if ((regs->pc >= (unsigned long)&itlb_miss) @@ -328,7 +328,7 @@ asmlinkage void do_debug_priv(struct pt_regs *regs) * single step. */ if ((regs->sr & MODE_MASK) != MODE_SUPERVISOR) - ti->flags |= TIF_SINGLE_STEP; + set_ti_thread_flag(ti, TIF_SINGLE_STEP); } else { panic("Unable to handle debug trap at pc = %08lx\n", regs->pc); diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index 7e803f4..adc01a1 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c @@ -49,39 +49,45 @@ out: return; } +static inline int valid_stack_ptr(struct thread_info *tinfo, unsigned long p) +{ + return (p > (unsigned long)tinfo) + && (p < (unsigned long)tinfo + THREAD_SIZE - 3); +} + #ifdef CONFIG_FRAME_POINTER static inline void __show_trace(struct task_struct *tsk, unsigned long *sp, struct pt_regs *regs) { - unsigned long __user *fp; - unsigned long __user *last_fp = NULL; - - if (regs) { - fp = (unsigned long __user *)regs->r7; - } else if (tsk == current) { - register unsigned long __user *real_fp __asm__("r7"); - fp = real_fp; - } else { - fp = (unsigned long __user *)tsk->thread.cpu_context.r7; - } + unsigned long lr, fp; + struct thread_info *tinfo; + + tinfo = (struct thread_info *) + ((unsigned long)sp & ~(THREAD_SIZE - 1)); + + if (regs) + fp = regs->r7; + else if (tsk == current) + asm("mov %0, r7" : "=r"(fp)); + else + fp = tsk->thread.cpu_context.r7; /* - * Walk the stack until (a) we get an exception, (b) the frame - * pointer becomes zero, or (c) the frame pointer gets stuck - * at the same value. + * Walk the stack as long as the frame pointer (a) is within + * the kernel stack of the task, and (b) it doesn't move + * downwards. */ - while (fp && fp != last_fp) { - unsigned long lr, new_fp = 0; - - last_fp = fp; - if (__get_user(lr, fp)) - break; - if (fp && __get_user(new_fp, fp + 1)) - break; - fp = (unsigned long __user *)new_fp; + while (valid_stack_ptr(tinfo, fp)) { + unsigned long new_fp; + lr = *(unsigned long *)fp; printk(" [<%08lx>] ", lr); print_symbol("%s\n", lr); + + new_fp = *(unsigned long *)(fp + 4); + if (new_fp <= fp) + break; + fp = new_fp; } printk("\n"); } diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c index bc23550..472703f 100644 --- a/arch/avr32/mach-at32ap/at32ap7000.c +++ b/arch/avr32/mach-at32ap/at32ap7000.c @@ -752,7 +752,7 @@ static struct resource atmel_spi1_resource[] = { DEFINE_DEV(atmel_spi, 1); DEV_CLK(spi_clk, atmel_spi1, pba, 1); -static void +static void __init at32_spi_setup_slaves(unsigned int bus_num, struct spi_board_info *b, unsigned int n, const u8 *pins) { diff --git a/arch/avr32/mm/cache.c b/arch/avr32/mm/cache.c index fb13f72..8f7b1c3 100644 --- a/arch/avr32/mm/cache.c +++ b/arch/avr32/mm/cache.c @@ -121,9 +121,8 @@ void flush_icache_range(unsigned long start, unsigned long end) void flush_icache_page(struct vm_area_struct *vma, struct page *page) { if (vma->vm_flags & VM_EXEC) { - void *v = kmap(page); + void *v = page_address(page); __flush_icache_range((unsigned long)v, (unsigned long)v + PAGE_SIZE); - kunmap(v); } } diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c index 9b0dd27..4ff55e6 100644 --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -45,6 +45,7 @@ #include <linux/notifier.h> #include <linux/cpu.h> #include <linux/percpu.h> +#include <linux/nmi.h> #include <linux/delay.h> #include <linux/mc146818rtc.h> @@ -1278,8 +1279,9 @@ void __cpu_die(unsigned int cpu) int __cpuinit __cpu_up(unsigned int cpu) { + unsigned long flags; #ifdef CONFIG_HOTPLUG_CPU - int ret=0; + int ret = 0; /* * We do warm boot only on cpus that had booted earlier @@ -1297,23 +1299,25 @@ int __cpuinit __cpu_up(unsigned int cpu) /* In case one didn't come up */ if (!cpu_isset(cpu, cpu_callin_map)) { printk(KERN_DEBUG "skipping cpu%d, didn't come online\n", cpu); - local_irq_enable(); return -EIO; } - local_irq_enable(); - per_cpu(cpu_state, cpu) = CPU_UP_PREPARE; /* Unleash the CPU! */ cpu_set(cpu, smp_commenced_mask); /* - * Check TSC synchronization with the AP: + * Check TSC synchronization with the AP (keep irqs disabled + * while doing so): */ + local_irq_save(flags); check_tsc_sync_source(cpu); + local_irq_restore(flags); - while (!cpu_isset(cpu, cpu_online_map)) + while (!cpu_isset(cpu, cpu_online_map)) { cpu_relax(); + touch_nmi_watchdog(); + } #ifdef CONFIG_X86_GENERICARCH if (num_online_cpus() > 8 && genapic == &apic_default) diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c index 75a2a2c..2236fab 100644 --- a/arch/ia64/kernel/asm-offsets.c +++ b/arch/ia64/kernel/asm-offsets.c @@ -35,6 +35,7 @@ void foo(void) BLANK(); DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); + DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count)); BLANK(); diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c index 4061593..49b9368 100644 --- a/arch/ia64/kernel/efi.c +++ b/arch/ia64/kernel/efi.c @@ -971,6 +971,11 @@ efi_memmap_init(unsigned long *s, unsigned long *e) if (!is_memory_available(md)) continue; +#ifdef CONFIG_CRASH_DUMP + /* saved_max_pfn should ignore max_addr= command line arg */ + if (saved_max_pfn < (efi_md_end(md) >> PAGE_SHIFT)) + saved_max_pfn = (efi_md_end(md) >> PAGE_SHIFT); +#endif /* * Round ends inward to granule boundaries * Give trimmings to uncached allocator @@ -1010,11 +1015,6 @@ efi_memmap_init(unsigned long *s, unsigned long *e) } else ae = efi_md_end(md); -#ifdef CONFIG_CRASH_DUMP - /* saved_max_pfn should ignore max_addr= command line arg */ - if (saved_max_pfn < (ae >> PAGE_SHIFT)) - saved_max_pfn = (ae >> PAGE_SHIFT); -#endif /* keep within max_addr= and min_addr= command line arg */ as = max(as, min_addr); ae = min(ae, max_addr); diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S index 7a05b1c..8589e84 100644 --- a/arch/ia64/kernel/fsys.S +++ b/arch/ia64/kernel/fsys.S @@ -10,6 +10,8 @@ * probably broke it along the way... ;-) * 13-Jul-04 clameter Implement fsys_clock_gettime and revise fsys_gettimeofday to make * it capable of using memory based clocks without falling back to C code. + * 08-Feb-07 Fenghua Yu Implement fsys_getcpu. + * */ #include <asm/asmmacro.h> @@ -505,6 +507,59 @@ EX(.fail_efault, (p15) st8 [r34]=r3) #endif END(fsys_rt_sigprocmask) +/* + * fsys_getcpu doesn't use the third parameter in this implementation. It reads + * current_thread_info()->cpu and corresponding node in cpu_to_node_map. + */ +ENTRY(fsys_getcpu) + .prologue + .altrp b6 + .body + ;; + add r2=TI_FLAGS+IA64_TASK_SIZE,r16 + tnat.nz p6,p0 = r32 // guard against NaT argument + add r3=TI_CPU+IA64_TASK_SIZE,r16 + ;; + ld4 r3=[r3] // M r3 = thread_info->cpu + ld4 r2=[r2] // M r2 = thread_info->flags +(p6) br.cond.spnt.few .fail_einval // B + ;; + tnat.nz p7,p0 = r33 // I guard against NaT argument +(p7) br.cond.spnt.few .fail_einval // B +#ifdef CONFIG_NUMA + movl r17=cpu_to_node_map + ;; +EX(.fail_efault, probe.w.fault r32, 3) // M This takes 5 cycles +EX(.fail_efault, probe.w.fault r33, 3) // M This takes 5 cycles + shladd r18=r3,1,r17 + ;; + ld2 r20=[r18] // r20 = cpu_to_node_map[cpu] + and r2 = TIF_ALLWORK_MASK,r2 + ;; + cmp.ne p8,p0=0,r2 +(p8) br.spnt.many fsys_fallback_syscall + ;; + ;; +EX(.fail_efault, st4 [r32] = r3) +EX(.fail_efault, st2 [r33] = r20) + mov r8=0 + ;; +#else +EX(.fail_efault, probe.w.fault r32, 3) // M This takes 5 cycles +EX(.fail_efault, probe.w.fault r33, 3) // M This takes 5 cycles + and r2 = TIF_ALLWORK_MASK,r2 + ;; + cmp.ne p8,p0=0,r2 +(p8) br.spnt.many fsys_fallback_syscall + ;; +EX(.fail_efault, st4 [r32] = r3) +EX(.fail_efault, st2 [r33] = r0) + mov r8=0 + ;; +#endif + FSYS_RETURN +END(fsys_getcpu) + ENTRY(fsys_fallback_syscall) .prologue .altrp b6 @@ -878,6 +933,56 @@ fsyscall_table: data8 0 // timer_delete data8 0 // clock_settime data8 fsys_clock_gettime // clock_gettime + data8 0 // clock_getres // 1255 + data8 0 // clock_nanosleep + data8 0 // fstatfs64 + data8 0 // statfs64 + data8 0 // mbind + data8 0 // get_mempolicy // 1260 + data8 0 // set_mempolicy + data8 0 // mq_open + data8 0 // mq_unlink + data8 0 // mq_timedsend + data8 0 // mq_timedreceive // 1265 + data8 0 // mq_notify + data8 0 // mq_getsetattr + data8 0 // kexec_load + data8 0 // vserver + data8 0 // waitid // 1270 + data8 0 // add_key + data8 0 // request_key + data8 0 // keyctl + data8 0 // ioprio_set + data8 0 // ioprio_get // 1275 + data8 0 // move_pages + data8 0 // inotify_init + data8 0 // inotify_add_watch + data8 0 // inotify_rm_watch + data8 0 // migrate_pages // 1280 + data8 0 // openat + data8 0 // mkdirat + data8 0 // mknodat + data8 0 // fchownat + data8 0 // futimesat // 1285 + data8 0 // newfstatat + data8 0 // unlinkat + data8 0 // renameat + data8 0 // linkat + data8 0 // symlinkat // 1290 + data8 0 // readlinkat + data8 0 // fchmodat + data8 0 // faccessat + data8 0 + data8 0 // 1295 + data8 0 // unshare + data8 0 // splice + data8 0 // set_robust_list + data8 0 // get_robust_list + data8 0 // sync_file_range // 1300 + data8 0 // tee + data8 0 // vmsplice + data8 0 + data8 fsys_getcpu // getcpu // 1304 // fill in zeros for the remaining entries .zero: diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index d6aab40..dcfbf3e 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -446,7 +446,7 @@ iosapic_end_level_irq (unsigned int irq) #define iosapic_disable_level_irq mask_irq #define iosapic_ack_level_irq nop -struct hw_interrupt_type irq_type_iosapic_level = { +struct irq_chip irq_type_iosapic_level = { .name = "IO-SAPIC-level", .startup = iosapic_startup_level_irq, .shutdown = iosapic_shutdown_level_irq, @@ -454,6 +454,8 @@ struct hw_interrupt_type irq_type_iosapic_level = { .disable = iosapic_disable_level_irq, .ack = iosapic_ack_level_irq, .end = iosapic_end_level_irq, + .mask = mask_irq, + .unmask = unmask_irq, .set_affinity = iosapic_set_affinity }; @@ -493,7 +495,7 @@ iosapic_ack_edge_irq (unsigned int irq) #define iosapic_disable_edge_irq nop #define iosapic_end_edge_irq nop -struct hw_interrupt_type irq_type_iosapic_edge = { +struct irq_chip irq_type_iosapic_edge = { .name = "IO-SAPIC-edge", .startup = iosapic_startup_edge_irq, .shutdown = iosapic_disable_edge_irq, @@ -501,6 +503,8 @@ struct hw_interrupt_type irq_type_iosapic_edge = { .disable = iosapic_disable_edge_irq, .ack = iosapic_ack_edge_irq, .end = iosapic_end_edge_irq, + .mask = mask_irq, + .unmask = unmask_irq, .set_affinity = iosapic_set_affinity }; diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 7d6fe65..339e8a5 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -91,8 +91,6 @@ static struct resource code_resource = { .name = "Kernel code", .flags = IORESOURCE_BUSY | IORESOURCE_MEM }; -extern void efi_initialize_iomem_resources(struct resource *, - struct resource *); extern char _text[], _end[], _etext[]; unsigned long ia64_max_cacheline_size; diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 8c5bee0..8d2a1bf 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -205,7 +205,17 @@ static void sn_set_affinity_irq(unsigned int irq, cpumask_t mask) (void)sn_retarget_vector(sn_irq_info, nasid, slice); } -struct hw_interrupt_type irq_type_sn = { +static void +sn_mask_irq(unsigned int irq) +{ +} + +static void +sn_unmask_irq(unsigned int irq) +{ +} + +struct irq_chip irq_type_sn = { .name = "SN hub", .startup = sn_startup_irq, .shutdown = sn_shutdown_irq, @@ -213,6 +223,8 @@ struct hw_interrupt_type irq_type_sn = { .disable = sn_disable_irq, .ack = sn_ack_irq, .end = sn_end_irq, + .mask = sn_mask_irq, + .unmask = sn_unmask_irq, .set_affinity = sn_set_affinity_irq }; diff --git a/arch/mips/arc/init.c b/arch/mips/arc/init.c index 0ac8f42..e2f75b1 100644 --- a/arch/mips/arc/init.c +++ b/arch/mips/arc/init.c @@ -23,16 +23,16 @@ LONG *_prom_argv, *_prom_envp; void __init prom_init(void) { PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK; + romvec = ROMVECTOR; - ULONG cnt; - CHAR c; prom_argc = fw_arg0; _prom_argv = (LONG *) fw_arg1; _prom_envp = (LONG *) fw_arg2; if (pb->magic != 0x53435241) { - printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", pb->magic); + printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", + (unsigned long) pb->magic); while(1) ; } diff --git a/arch/sh/boards/renesas/r7780rp/Makefile b/arch/sh/boards/renesas/r7780rp/Makefile index 3c93012..ed5f5a9 100644 --- a/arch/sh/boards/renesas/r7780rp/Makefile +++ b/arch/sh/boards/renesas/r7780rp/Makefile @@ -2,6 +2,6 @@ # Makefile for the R7780RP-1 specific parts of the kernel # -obj-y := setup.o io.o irq.o +obj-y := setup.o irq.o obj-$(CONFIG_PUSH_SWITCH) += psw.o diff --git a/arch/sh/boards/renesas/r7780rp/io.c b/arch/sh/boards/renesas/r7780rp/io.c deleted file mode 100644 index f74d2ff..0000000 --- a/arch/sh/boards/renesas/r7780rp/io.c +++ /dev/null @@ -1,233 +0,0 @@ -/* - * Copyright (C) 2001 Ian da Silva, Jeremy Siegel - * Based largely on io_se.c. - * - * I/O routine for Renesas Solutions Highlander R7780RP-1 - * - * Initial version only to support LAN access; some - * placeholder code from io_r7780rp.c left in with the - * expectation of later SuperIO and PCMCIA access. - */ -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/io.h> -#include <asm/r7780rp.h> -#include <asm/addrspace.h> - -static inline unsigned long port88796l(unsigned int port, int flag) -{ - unsigned long addr; - - if (flag) - addr = PA_AX88796L + ((port - AX88796L_IO_BASE) << 1); - else - addr = PA_AX88796L + ((port - AX88796L_IO_BASE) << 1) + 0x1000; - - return addr; -} - -#if defined(CONFIG_NE2000) || defined(CONFIG_NE2000_MODULE) -#define CHECK_AX88796L_PORT(port) \ - ((port >= AX88796L_IO_BASE) && (port < (AX88796L_IO_BASE+0x20))) -#else -#define CHECK_AX88796L_PORT(port) (0) -#endif - -/* - * General outline: remap really low stuff [eventually] to SuperIO, - * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) - * is mapped through the PCI IO window. Stuff with high bits (PXSEG) - * should be way beyond the window, and is used w/o translation for - * compatibility. - */ -u8 r7780rp_inb(unsigned long port) -{ - if (CHECK_AX88796L_PORT(port)) - return ctrl_inw(port88796l(port, 0)) & 0xff; - else if (is_pci_ioaddr(port)) - return ctrl_inb(pci_ioaddr(port)); - - return ctrl_inw(port) & 0xff; -} - -u8 r7780rp_inb_p(unsigned long port) -{ - u8 v; - - if (CHECK_AX88796L_PORT(port)) - v = ctrl_inw(port88796l(port, 0)) & 0xff; - else if (is_pci_ioaddr(port)) - v = ctrl_inb(pci_ioaddr(port)); - else - v = ctrl_inw(port) & 0xff; - - ctrl_delay(); - - return v; -} - -u16 r7780rp_inw(unsigned long port) -{ - if (is_pci_ioaddr(port)) - return ctrl_inw(pci_ioaddr(port)); - - return ctrl_inw(port); -} - -u32 r7780rp_inl(unsigned long port) -{ - if (is_pci_ioaddr(port)) - return ctrl_inl(pci_ioaddr(port)); - - return ctrl_inl(port); -} - -void r7780rp_outb(u8 value, unsigned long port) -{ - if (CHECK_AX88796L_PORT(port)) - ctrl_outw(value, port88796l(port, 0)); - else if (is_pci_ioaddr(port)) - ctrl_outb(value, pci_ioaddr(port)); - else - ctrl_outb(value, port); -} - -void r7780rp_outb_p(u8 value, unsigned long port) -{ - if (CHECK_AX88796L_PORT(port)) - ctrl_outw(value, port88796l(port, 0)); - else if (is_pci_ioaddr(port)) - ctrl_outb(value, pci_ioaddr(port)); - else - ctrl_outb(value, port); - - ctrl_delay(); -} - -void r7780rp_outw(u16 value, unsigned long port) -{ - if (is_pci_ioaddr(port)) - ctrl_outw(value, pci_ioaddr(port)); - else - ctrl_outw(value, port); -} - -void r7780rp_outl(u32 value, unsigned long port) -{ - if (is_pci_ioaddr(port)) - ctrl_outl(value, pci_ioaddr(port)); - else - ctrl_outl(value, port); -} - -void r7780rp_insb(unsigned long port, void *dst, unsigned long count) -{ - volatile u16 *p; - u8 *buf = dst; - - if (CHECK_AX88796L_PORT(port)) { - p = (volatile u16 *)port88796l(port, 0); - while (count--) - *buf++ = *p & 0xff; - } else if (is_pci_ioaddr(port)) { - volatile u8 *bp = (volatile u8 *)pci_ioaddr(port); - - while (count--) - *buf++ = *bp; - } else { - p = (volatile u16 *)port; - while (count--) - *buf++ = *p & 0xff; - } -} - -void r7780rp_insw(unsigned long port, void *dst, unsigned long count) -{ - volatile u16 *p; - u16 *buf = dst; - - if (CHECK_AX88796L_PORT(port)) - p = (volatile u16 *)port88796l(port, 1); - else if (is_pci_ioaddr(port)) - p = (volatile u16 *)pci_ioaddr(port); - else - p = (volatile u16 *)port; - - while (count--) - *buf++ = *p; - - flush_dcache_all(); -} - -void r7780rp_insl(unsigned long port, void *dst, unsigned long count) -{ - if (is_pci_ioaddr(port)) { - volatile u32 *p = (volatile u32 *)pci_ioaddr(port); - u32 *buf = dst; - - while (count--) - *buf++ = *p; - } -} - -void r7780rp_outsb(unsigned long port, const void *src, unsigned long count) -{ - volatile u16 *p; - const u8 *buf = src; - - if (CHECK_AX88796L_PORT(port)) { - p = (volatile u16 *)port88796l(port, 0); - while (count--) - *p = *buf++; - } else if (is_pci_ioaddr(port)) { - volatile u8 *bp = (volatile u8 *)pci_ioaddr(port); - - while (count--) - *bp = *buf++; - } else - while (count--) - ctrl_outb(*buf++, port); -} - -void r7780rp_outsw(unsigned long port, const void *src, unsigned long count) -{ - volatile u16 *p; - const u16 *buf = src; - - if (CHECK_AX88796L_PORT(port)) - p = (volatile u16 *)port88796l(port, 1); - else if (is_pci_ioaddr(port)) - p = (volatile u16 *)pci_ioaddr(port); - else - p = (volatile u16 *)port; - - while (count--) - *p = *buf++; - - flush_dcache_all(); -} - -void r7780rp_outsl(unsigned long port, const void *src, unsigned long count) -{ - const u32 *buf = src; - u32 *p; - - if (is_pci_ioaddr(port)) - p = (u32 *)pci_ioaddr(port); - else - p = (u32 *)port; - - while (count--) - ctrl_outl(*buf++, (unsigned long)p); -} - -void __iomem *r7780rp_ioport_map(unsigned long port, unsigned int size) -{ - if (CHECK_AX88796L_PORT(port)) - return (void __iomem *)port88796l(port, size > 1); - else if (is_pci_ioaddr(port)) - return (void __iomem *)pci_ioaddr(port); - - return (void __iomem *)port; -} diff --git a/arch/sh/boards/renesas/r7780rp/setup.c b/arch/sh/boards/renesas/r7780rp/setup.c index 0d74db9..2faba66 100644 --- a/arch/sh/boards/renesas/r7780rp/setup.c +++ b/arch/sh/boards/renesas/r7780rp/setup.c @@ -187,31 +187,7 @@ static void __init r7780rp_setup(char **cmdline_p) struct sh_machine_vector mv_r7780rp __initmv = { .mv_name = "Highlander R7780RP-1", .mv_setup = r7780rp_setup, - .mv_nr_irqs = 109, - - .mv_inb = r7780rp_inb, - .mv_inw = r7780rp_inw, - .mv_inl = r7780rp_inl, - .mv_outb = r7780rp_outb, - .mv_outw = r7780rp_outw, - .mv_outl = r7780rp_outl, - - .mv_inb_p = r7780rp_inb_p, - .mv_inw_p = r7780rp_inw, - .mv_inl_p = r7780rp_inl, - .mv_outb_p = r7780rp_outb_p, - .mv_outw_p = r7780rp_outw, - .mv_outl_p = r7780rp_outl, - - .mv_insb = r7780rp_insb, - .mv_insw = r7780rp_insw, - .mv_insl = r7780rp_insl, - .mv_outsb = r7780rp_outsb, - .mv_outsw = r7780rp_outsw, - .mv_outsl = r7780rp_outsl, - - .mv_ioport_map = r7780rp_ioport_map, .mv_init_irq = init_r7780rp_IRQ, }; ALIAS_MV(r7780rp) diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c index 44b4208..593f26a 100644 --- a/arch/sh/boards/renesas/rts7751r2d/setup.c +++ b/arch/sh/boards/renesas/rts7751r2d/setup.c @@ -12,6 +12,7 @@ #include <linux/platform_device.h> #include <linux/pata_platform.h> #include <linux/serial_8250.h> +#include <linux/sm501.h> #include <linux/pm.h> #include <asm/machvec.h> #include <asm/rts7751r2d.h> @@ -111,10 +112,35 @@ static struct platform_device heartbeat_device = { .resource = heartbeat_resources, }; +static struct resource sm501_resources[] = { + [0] = { + .start = 0x10000000, + .end = 0x13e00000 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 0x13e00000, + .end = 0x13ffffff, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = 32, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sm501_device = { + .name = "sm501", + .id = -1, + .num_resources = ARRAY_SIZE(sm501_resources), + .resource = sm501_resources, +}; + static struct platform_device *rts7751r2d_devices[] __initdata = { &uart_device, &heartbeat_device, &cf_ide_device, + &sm501_device, }; static int __init rts7751r2d_devices_setup(void) diff --git a/arch/sh/configs/rts7751r2d_defconfig b/arch/sh/configs/rts7751r2d_defconfig index db6a02d..a59bb78 100644 --- a/arch/sh/configs/rts7751r2d_defconfig +++ b/arch/sh/configs/rts7751r2d_defconfig @@ -1,14 +1,13 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.20 -# Thu Feb 15 17:17:29 2007 +# Linux kernel version: 2.6.21-rc1 +# Thu Mar 1 16:42:40 2007 # CONFIG_SUPERH=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_CALIBRATE_DELAY=y # CONFIG_GENERIC_TIME is not set @@ -33,6 +32,7 @@ CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y # CONFIG_IPC_NS is not set +CONFIG_SYSVIPC_SYSCTL=y # CONFIG_POSIX_MQUEUE is not set # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set @@ -119,7 +119,6 @@ CONFIG_SH_RTS7751R2D=y # CONFIG_SH_SHMIN is not set # CONFIG_SH_7206_SOLUTION_ENGINE is not set # CONFIG_SH_7619_SOLUTION_ENGINE is not set -# CONFIG_SH_ASDAP310 is not set # CONFIG_SH_UNKNOWN is not set # @@ -281,7 +280,7 @@ CONFIG_ZERO_PAGE_OFFSET=0x00010000 CONFIG_BOOT_LINK_OFFSET=0x00800000 # CONFIG_UBC_WAKEUP is not set CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1" +CONFIG_CMDLINE="console=tty0 console=ttySC0,115200 root=/dev/sda1" # # Bus options @@ -433,6 +432,7 @@ CONFIG_FW_LOADER=m # # Plug and Play support # +# CONFIG_PNPACPI is not set # # Block devices @@ -770,7 +770,26 @@ CONFIG_NET_WIRELESS=y # # Input device support # -# CONFIG_INPUT is not set +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_TSDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set # # Hardware I/O ports @@ -781,7 +800,10 @@ CONFIG_NET_WIRELESS=y # # Character devices # -# CONFIG_VT is not set +CONFIG_VT=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +CONFIG_VT_HW_CONSOLE_BINDING=y # CONFIG_SERIAL_NONSTANDARD is not set # @@ -857,6 +879,11 @@ CONFIG_HWMON=y # CONFIG_HWMON_DEBUG_CHIP is not set # +# Multifunction device drivers +# +CONFIG_MFD_SM501=y + +# # Multimedia devices # # CONFIG_VIDEO_DEV is not set @@ -869,9 +896,66 @@ CONFIG_HWMON=y # # Graphics support # -CONFIG_FIRMWARE_EDID=y -# CONFIG_FB is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB_DDC is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frambuffer hardware drivers +# +# CONFIG_FB_CIRRUS is not set +# CONFIG_FB_PM2 is not set +# CONFIG_FB_CYBER2000 is not set +# CONFIG_FB_ASILIANT is not set +# CONFIG_FB_IMSTT is not set +# CONFIG_FB_EPSON1355 is not set +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_NVIDIA is not set +# CONFIG_FB_RIVA is not set +# CONFIG_FB_MATROX is not set +# CONFIG_FB_RADEON is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_ATY is not set +# CONFIG_FB_S3 is not set +# CONFIG_FB_SAVAGE is not set +# CONFIG_FB_SIS is not set +# CONFIG_FB_NEOMAGIC is not set +# CONFIG_FB_KYRO is not set +# CONFIG_FB_3DFX is not set +# CONFIG_FB_VOODOO1 is not set +# CONFIG_FB_TRIDENT is not set +CONFIG_FB_SM501=y +# CONFIG_FB_VIRTUAL is not set + +# +# Console display driver support +# +CONFIG_DUMMY_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set +# CONFIG_FONTS is not set +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y + +# +# Logo configuration +# +CONFIG_LOGO=y +# CONFIG_LOGO_LINUX_MONO is not set +# CONFIG_LOGO_LINUX_VGA16 is not set +# CONFIG_LOGO_LINUX_CLUT224 is not set +# CONFIG_LOGO_SUPERH_MONO is not set +# CONFIG_LOGO_SUPERH_VGA16 is not set +CONFIG_LOGO_SUPERH_CLUT224=y # # Sound @@ -985,6 +1069,12 @@ CONFIG_SOUND_PRIME=m CONFIG_AC97_BUS=m # +# HID Devices +# +CONFIG_HID=y +# CONFIG_HID_DEBUG is not set + +# # USB support # CONFIG_USB_ARCH_HAS_HCD=y @@ -1237,7 +1327,7 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_EARLY_SCIF_CONSOLE=y CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe80000 CONFIG_EARLY_PRINTK=y -# CONFIG_KGDB is not set +# CONFIG_SH_KGDB is not set # # Security options diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index ab4ebb8..b467280 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -224,7 +224,7 @@ work_resched: syscall_exit_work: ! r0: current_thread_info->flags ! r8: current_thread_info - tst #_TIF_SYSCALL_TRACE, r0 + tst #_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP, r0 bt/s work_pending tst #_TIF_NEED_RESCHED, r0 #ifdef CONFIG_TRACE_IRQFLAGS diff --git a/arch/sh/kernel/io_generic.c b/arch/sh/kernel/io_generic.c index 66626c0..771ea42 100644 --- a/arch/sh/kernel/io_generic.c +++ b/arch/sh/kernel/io_generic.c @@ -14,7 +14,6 @@ #include <linux/module.h> #include <linux/io.h> #include <asm/machvec.h> -#include <asm/cacheflush.h> #ifdef CONFIG_CPU_SH3 /* SH3 has a PCMCIA bug that needs a dummy read from area 6 for a @@ -96,7 +95,6 @@ void generic_insw(unsigned long port, void *dst, unsigned long count) while (count--) *buf++ = *port_addr; - flush_dcache_all(); dummy_read(); } @@ -171,7 +169,6 @@ void generic_outsw(unsigned long port, const void *src, unsigned long count) while (count--) *port_addr = *buf++; - flush_dcache_all(); dummy_read(); } diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 9d6a438..e760736 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -250,12 +250,11 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, childregs->regs[15] = usp; ti->addr_limit = USER_DS; } else { - childregs->regs[15] = (unsigned long)task_stack_page(p) + - THREAD_SIZE; + childregs->regs[15] = (unsigned long)childregs; ti->addr_limit = KERNEL_DS; } - if (clone_flags & CLONE_SETTLS) + if (clone_flags & CLONE_SETTLS) childregs->gbr = childregs->regs[0]; childregs->regs[0] = 0; /* Set return value for child */ diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c index 04ca13a0..855f724 100644 --- a/arch/sh/kernel/ptrace.c +++ b/arch/sh/kernel/ptrace.c @@ -8,7 +8,6 @@ * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka * */ - #include <linux/kernel.h> #include <linux/sched.h> #include <linux/mm.h> @@ -20,8 +19,7 @@ #include <linux/slab.h> #include <linux/security.h> #include <linux/signal.h> - -#include <asm/io.h> +#include <linux/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -59,6 +57,23 @@ static inline int put_stack_long(struct task_struct *task, int offset, return 0; } +static void ptrace_disable_singlestep(struct task_struct *child) +{ + clear_tsk_thread_flag(child, TIF_SINGLESTEP); + + /* + * Ensure the UBC is not programmed at the next context switch. + * + * Normally this is not needed but there are sequences such as + * singlestep, signal delivery, and continue that leave the + * ubc_pc non-zero leading to spurious SIGTRAPs. + */ + if (child->thread.ubc_pc != 0) { + ubc_usercnt -= 1; + child->thread.ubc_pc = 0; + } +} + /* * Called by kernel/ptrace.c when detaching.. * @@ -66,7 +81,7 @@ static inline int put_stack_long(struct task_struct *task, int offset, */ void ptrace_disable(struct task_struct *child) { - /* nothing to do.. */ + ptrace_disable_singlestep(child); } long arch_ptrace(struct task_struct *child, long request, long addr, long data) @@ -76,7 +91,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) switch (request) { /* when I and D space are separate, these will need to be fixed. */ - case PTRACE_PEEKTEXT: /* read word at location addr. */ + case PTRACE_PEEKTEXT: /* read word at location addr. */ case PTRACE_PEEKDATA: { unsigned long tmp; int copied; @@ -94,7 +109,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) unsigned long tmp; ret = -EIO; - if ((addr & 3) || addr < 0 || + if ((addr & 3) || addr < 0 || addr > sizeof(struct user) - 3) break; @@ -129,7 +144,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_POKEUSR: /* write the word at location addr in the USER area */ ret = -EIO; - if ((addr & 3) || addr < 0 || + if ((addr & 3) || addr < 0 || addr > sizeof(struct user) - 3) break; @@ -156,6 +171,9 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); else clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); + + ptrace_disable_singlestep(child); + child->exit_code = data; wake_up_process(child); ret = 0; @@ -163,14 +181,15 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } /* - * make the child exit. Best I can do is send it a sigkill. - * perhaps it should be put in the status that it wants to + * make the child exit. Best I can do is send it a sigkill. + * perhaps it should be put in the status that it wants to * exit. */ case PTRACE_KILL: { ret = 0; if (child->exit_state == EXIT_ZOMBIE) /* already dead */ break; + ptrace_disable_singlestep(child); child->exit_code = SIGKILL; wake_up_process(child); break; @@ -196,6 +215,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ubc_usercnt += 1; child->thread.ubc_pc = pc; + set_tsk_thread_flag(child, TIF_SINGLESTEP); child->exit_code = data; /* give it a chance to run. */ wake_up_process(child); @@ -248,14 +268,15 @@ asmlinkage void do_syscall_trace(void) { struct task_struct *tsk = current; - if (!test_thread_flag(TIF_SYSCALL_TRACE)) + if (!test_thread_flag(TIF_SYSCALL_TRACE) && + !test_thread_flag(TIF_SINGLESTEP)) return; if (!(tsk->ptrace & PT_PTRACED)) return; /* the 0x80 provides a way for the tracing parent to distinguish between a syscall stop and SIGTRAP delivery */ - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); + ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) && + !test_thread_flag(TIF_SINGLESTEP) ? 0x80 : 0)); /* * this isn't the same as continuing with a signal, but it will do diff --git a/arch/sh/kernel/signal.c b/arch/sh/kernel/signal.c index 32f10a0..9f39ef1 100644 --- a/arch/sh/kernel/signal.c +++ b/arch/sh/kernel/signal.c @@ -589,6 +589,8 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) if (test_thread_flag(TIF_RESTORE_SIGMASK)) clear_thread_flag(TIF_RESTORE_SIGMASK); } + + return; } no_signal: @@ -598,7 +600,7 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) if (regs->regs[0] == -ERESTARTNOHAND || regs->regs[0] == -ERESTARTSYS || regs->regs[0] == -ERESTARTNOINTR) { - regs->regs[0] = save_r0; + regs->regs[0] = save_r0; regs->pc -= 2; } else if (regs->regs[0] == -ERESTART_RESTARTBLOCK) { regs->pc -= 2; diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index 75de165..78a6c09 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -3,6 +3,7 @@ * Written by Niibe Yutaka */ #include <asm/thread_info.h> +#include <asm/cache.h> #include <asm-generic/vmlinux.lds.h> #ifdef CONFIG_CPU_LITTLE_ENDIAN @@ -53,7 +54,7 @@ SECTIONS . = ALIGN(PAGE_SIZE); .data.page_aligned : { *(.data.page_aligned) } - . = ALIGN(32); + . = ALIGN(L1_CACHE_BYTES); __per_cpu_start = .; .data.percpu : { *(.data.percpu) } __per_cpu_end = .; diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index e0cd4b7..981b040 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -237,20 +237,10 @@ static inline void flush_cache_4096(unsigned long start, /* * Write back & invalidate the D-cache of the page. * (To avoid "alias" issues) - * - * This uses a lazy write-back on UP, which is explicitly - * disabled on SMP. */ void flush_dcache_page(struct page *page) { -#ifndef CONFIG_SMP - struct address_space *mapping = page_mapping(page); - - if (mapping && !mapping_mapped(mapping)) - set_bit(PG_dcache_dirty, &page->flags); - else -#endif - { + if (test_bit(PG_mapped, &page->flags)) { unsigned long phys = PHYSADDR(page_address(page)); unsigned long addr = CACHE_OC_ADDRESS_ARRAY; int i, n; diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index 31f8deb..4896d73 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -3,11 +3,11 @@ * * Copyright (C) 1999, 2000 Niibe Yutaka * Copyright (C) 2004 Alex Song - * Copyright (C) 2006 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. + * */ #include <linux/init.h> #include <linux/mman.h> @@ -51,6 +51,7 @@ static inline void cache_wback_all(void) if ((data & v) == v) ctrl_outl(data & ~v, addr); + } addrstart += current_cpu_data.dcache.way_incr; @@ -127,11 +128,7 @@ static void __flush_dcache_page(unsigned long phys) */ void flush_dcache_page(struct page *page) { - struct address_space *mapping = page_mapping(page); - - if (mapping && !mapping_mapped(mapping)) - set_bit(PG_dcache_dirty, &page->flags); - else + if (test_bit(PG_mapped, &page->flags)) __flush_dcache_page(PHYSADDR(page_address(page))); } diff --git a/arch/sh/mm/pg-sh4.c b/arch/sh/mm/pg-sh4.c index 969efece..df69da9 100644 --- a/arch/sh/mm/pg-sh4.c +++ b/arch/sh/mm/pg-sh4.c @@ -23,6 +23,7 @@ extern struct mutex p3map_mutex[]; */ void clear_user_page(void *to, unsigned long address, struct page *page) { + __set_bit(PG_mapped, &page->flags); if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0) clear_page(to); else { @@ -58,6 +59,7 @@ void clear_user_page(void *to, unsigned long address, struct page *page) void copy_user_page(void *to, void *from, unsigned long address, struct page *page) { + __set_bit(PG_mapped, &page->flags); if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0) copy_page(to, from); else { @@ -82,3 +84,23 @@ void copy_user_page(void *to, void *from, unsigned long address, mutex_unlock(&p3map_mutex[(address & CACHE_ALIAS)>>12]); } } + +/* + * For SH-4, we have our own implementation for ptep_get_and_clear + */ +inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +{ + pte_t pte = *ptep; + + pte_clear(mm, addr, ptep); + if (!pte_not_present(pte)) { + unsigned long pfn = pte_pfn(pte); + if (pfn_valid(pfn)) { + struct page *page = pfn_to_page(pfn); + struct address_space *mapping = page_mapping(page); + if (!mapping || !mapping_writably_mapped(mapping)) + __clear_bit(PG_mapped, &page->flags); + } + } + return pte; +} diff --git a/arch/sh/mm/pg-sh7705.c b/arch/sh/mm/pg-sh7705.c index 887ab9d..a4b015f 100644 --- a/arch/sh/mm/pg-sh7705.c +++ b/arch/sh/mm/pg-sh7705.c @@ -7,7 +7,9 @@ * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. + * */ + #include <linux/init.h> #include <linux/mman.h> #include <linux/mm.h> @@ -74,6 +76,7 @@ void clear_user_page(void *to, unsigned long address, struct page *pg) { struct page *page = virt_to_page(to); + __set_bit(PG_mapped, &page->flags); if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0) { clear_page(to); __flush_wback_region(to, PAGE_SIZE); @@ -92,11 +95,12 @@ void clear_user_page(void *to, unsigned long address, struct page *pg) * @from: P1 address * @address: U0 address to be mapped */ -void copy_user_page(void *to, void *from, unsigned long address, - struct page *pg) +void copy_user_page(void *to, void *from, unsigned long address, struct page *pg) { struct page *page = virt_to_page(to); + + __set_bit(PG_mapped, &page->flags); if (((address ^ (unsigned long)to) & CACHE_ALIAS) == 0) { copy_page(to, from); __flush_wback_region(to, PAGE_SIZE); @@ -108,3 +112,26 @@ void copy_user_page(void *to, void *from, unsigned long address, __flush_wback_region(to, PAGE_SIZE); } } + +/* + * For SH7705, we have our own implementation for ptep_get_and_clear + * Copied from pg-sh4.c + */ +inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +{ + pte_t pte = *ptep; + + pte_clear(mm, addr, ptep); + if (!pte_not_present(pte)) { + unsigned long pfn = pte_pfn(pte); + if (pfn_valid(pfn)) { + struct page *page = pfn_to_page(pfn); + struct address_space *mapping = page_mapping(page); + if (!mapping || !mapping_writably_mapped(mapping)) + __clear_bit(PG_mapped, &page->flags); + } + } + + return pte; +} + diff --git a/arch/sh/mm/tlb-flush.c b/arch/sh/mm/tlb-flush.c index d2f7b4a..6f45c1f 100644 --- a/arch/sh/mm/tlb-flush.c +++ b/arch/sh/mm/tlb-flush.c @@ -2,17 +2,15 @@ * TLB flushing operations for SH with an MMU. * * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2003 - 2006 Paul Mundt + * Copyright (C) 2003 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #include <linux/mm.h> -#include <linux/io.h> #include <asm/mmu_context.h> #include <asm/tlbflush.h> -#include <asm/cacheflush.h> void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page) { @@ -140,54 +138,3 @@ void local_flush_tlb_all(void) ctrl_barrier(); local_irq_restore(flags); } - -void update_mmu_cache(struct vm_area_struct *vma, - unsigned long address, pte_t pte) -{ - unsigned long flags; - unsigned long pteval; - unsigned long vpn; - struct page *page; - unsigned long pfn = pte_pfn(pte); - struct address_space *mapping; - - if (!pfn_valid(pfn)) - return; - - page = pfn_to_page(pfn); - mapping = page_mapping(page); - if (mapping) { - unsigned long phys = pte_val(pte) & PTE_PHYS_MASK; - int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags); - - if (dirty) - __flush_wback_region((void *)P1SEGADDR(phys), - PAGE_SIZE); - } - - local_irq_save(flags); - - /* Set PTEH register */ - vpn = (address & MMU_VPN_MASK) | get_asid(); - ctrl_outl(vpn, MMU_PTEH); - - pteval = pte_val(pte); - -#ifdef CONFIG_CPU_HAS_PTEA - /* Set PTEA register */ - /* TODO: make this look less hacky */ - ctrl_outl(((pteval >> 28) & 0xe) | (pteval & 0x1), MMU_PTEA); -#endif - - /* Set PTEL register */ - pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ -#if defined(CONFIG_SH_WRITETHROUGH) && defined(CONFIG_CPU_SH4) - pteval |= _PAGE_WT; -#endif - /* conveniently, we want all the software flags to be 0 anyway */ - ctrl_outl(pteval, MMU_PTEL); - - /* Load the TLB */ - asm volatile("ldtlb": /* no output */ : /* no input */ : "memory"); - local_irq_restore(flags); -} diff --git a/arch/sh/mm/tlb-sh3.c b/arch/sh/mm/tlb-sh3.c index e5e76eb..7fbfd5a 100644 --- a/arch/sh/mm/tlb-sh3.c +++ b/arch/sh/mm/tlb-sh3.c @@ -8,9 +8,69 @@ * * Released under the terms of the GNU GPL v2.0. */ -#include <linux/io.h> +#include <linux/signal.h> +#include <linux/sched.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/string.h> +#include <linux/types.h> +#include <linux/ptrace.h> +#include <linux/mman.h> +#include <linux/mm.h> +#include <linux/smp.h> +#include <linux/smp_lock.h> +#include <linux/interrupt.h> + #include <asm/system.h> +#include <asm/io.h> +#include <asm/uaccess.h> +#include <asm/pgalloc.h> #include <asm/mmu_context.h> +#include <asm/cacheflush.h> + +void update_mmu_cache(struct vm_area_struct * vma, + unsigned long address, pte_t pte) +{ + unsigned long flags; + unsigned long pteval; + unsigned long vpn; + + /* Ptrace may call this routine. */ + if (vma && current->active_mm != vma->vm_mm) + return; + +#if defined(CONFIG_SH7705_CACHE_32KB) + { + struct page *page = pte_page(pte); + unsigned long pfn = pte_pfn(pte); + + if (pfn_valid(pfn) && !test_bit(PG_mapped, &page->flags)) { + unsigned long phys = pte_val(pte) & PTE_PHYS_MASK; + + __flush_wback_region((void *)P1SEGADDR(phys), + PAGE_SIZE); + __set_bit(PG_mapped, &page->flags); + } + } +#endif + + local_irq_save(flags); + + /* Set PTEH register */ + vpn = (address & MMU_VPN_MASK) | get_asid(); + ctrl_outl(vpn, MMU_PTEH); + + pteval = pte_val(pte); + + /* Set PTEL register */ + pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ + /* conveniently, we want all the software flags to be 0 anyway */ + ctrl_outl(pteval, MMU_PTEL); + + /* Load the TLB */ + asm volatile("ldtlb": /* no output */ : /* no input */ : "memory"); + local_irq_restore(flags); +} void local_flush_tlb_one(unsigned long asid, unsigned long page) { @@ -34,3 +94,4 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page) for (i = 0; i < ways; i++) ctrl_outl(data, addr + (i << 8)); } + diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c index 221e709..f74cf66 100644 --- a/arch/sh/mm/tlb-sh4.c +++ b/arch/sh/mm/tlb-sh4.c @@ -8,9 +8,74 @@ * * Released under the terms of the GNU GPL v2.0. */ -#include <linux/io.h> +#include <linux/signal.h> +#include <linux/sched.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/string.h> +#include <linux/types.h> +#include <linux/ptrace.h> +#include <linux/mman.h> +#include <linux/mm.h> +#include <linux/smp.h> +#include <linux/smp_lock.h> +#include <linux/interrupt.h> + #include <asm/system.h> +#include <asm/io.h> +#include <asm/uaccess.h> +#include <asm/pgalloc.h> #include <asm/mmu_context.h> +#include <asm/cacheflush.h> + +void update_mmu_cache(struct vm_area_struct * vma, + unsigned long address, pte_t pte) +{ + unsigned long flags; + unsigned long pteval; + unsigned long vpn; + struct page *page; + unsigned long pfn; + + /* Ptrace may call this routine. */ + if (vma && current->active_mm != vma->vm_mm) + return; + + pfn = pte_pfn(pte); + if (pfn_valid(pfn)) { + page = pfn_to_page(pfn); + if (!test_bit(PG_mapped, &page->flags)) { + unsigned long phys = pte_val(pte) & PTE_PHYS_MASK; + __flush_wback_region((void *)P1SEGADDR(phys), PAGE_SIZE); + __set_bit(PG_mapped, &page->flags); + } + } + + local_irq_save(flags); + + /* Set PTEH register */ + vpn = (address & MMU_VPN_MASK) | get_asid(); + ctrl_outl(vpn, MMU_PTEH); + + pteval = pte_val(pte); + + /* Set PTEA register */ + if (cpu_data->flags & CPU_HAS_PTEA) + /* TODO: make this look less hacky */ + ctrl_outl(((pteval >> 28) & 0xe) | (pteval & 0x1), MMU_PTEA); + + /* Set PTEL register */ + pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ +#ifdef CONFIG_SH_WRITETHROUGH + pteval |= _PAGE_WT; +#endif + /* conveniently, we want all the software flags to be 0 anyway */ + ctrl_outl(pteval, MMU_PTEL); + + /* Load the TLB */ + asm volatile("ldtlb": /* no output */ : /* no input */ : "memory"); + local_irq_restore(flags); +} void local_flush_tlb_one(unsigned long asid, unsigned long page) { @@ -28,3 +93,4 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page) ctrl_outl(data, addr); back_to_P1(); } + diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c index 3544372..cd4643a 100644 --- a/arch/x86_64/kernel/smpboot.c +++ b/arch/x86_64/kernel/smpboot.c @@ -923,8 +923,9 @@ void __init smp_prepare_boot_cpu(void) */ int __cpuinit __cpu_up(unsigned int cpu) { - int err; int apicid = cpu_present_to_apicid(cpu); + unsigned long flags; + int err; WARN_ON(irqs_disabled()); @@ -958,7 +959,9 @@ int __cpuinit __cpu_up(unsigned int cpu) /* * Make sure and check TSC sync: */ + local_irq_save(flags); check_tsc_sync_source(cpu); + local_irq_restore(flags); while (!cpu_isset(cpu, cpu_online_map)) cpu_relax(); diff --git a/drivers/char/ds1286.c b/drivers/char/ds1286.c index 6d58b03..59146e3 100644 --- a/drivers/char/ds1286.c +++ b/drivers/char/ds1286.c @@ -197,6 +197,7 @@ static int ds1286_ioctl(struct inode *inode, struct file *file, hrs = alm_tm.tm_hour; min = alm_tm.tm_min; + sec = alm_tm.tm_sec; if (hrs >= 24) hrs = 0xff; @@ -204,9 +205,11 @@ static int ds1286_ioctl(struct inode *inode, struct file *file, if (min >= 60) min = 0xff; - BIN_TO_BCD(sec); - BIN_TO_BCD(min); - BIN_TO_BCD(hrs); + if (sec != 0) + return -EINVAL; + + min = BIN2BCD(min); + min = BIN2BCD(hrs); spin_lock(&ds1286_lock); rtc_write(hrs, RTC_HOURS_ALARM); diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index a44db75..a905f78 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -128,7 +128,7 @@ EXPORT_SYMBOL_GPL(cn_netlink_send); */ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), void *data) { - struct cn_callback_entry *__cbq; + struct cn_callback_entry *__cbq, *__new_cbq; struct cn_dev *dev = &cdev; int err = -ENODEV; @@ -148,27 +148,27 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v } else { struct cn_callback_data *d; - __cbq = kzalloc(sizeof(*__cbq), GFP_ATOMIC); - if (__cbq) { - d = &__cbq->data; + err = -ENOMEM; + __new_cbq = kzalloc(sizeof(struct cn_callback_entry), GFP_ATOMIC); + if (__new_cbq) { + d = &__new_cbq->data; d->callback_priv = msg; d->callback = __cbq->data.callback; d->ddata = data; d->destruct_data = destruct_data; - d->free = __cbq; + d->free = __new_cbq; - INIT_WORK(&__cbq->work, + INIT_WORK(&__new_cbq->work, &cn_queue_wrapper); - + if (queue_work(dev->cbdev->cn_queue, - &__cbq->work)) + &__new_cbq->work)) err = 0; else { - kfree(__cbq); + kfree(__new_cbq); err = -EINVAL; } - } else - err = -ENOMEM; + } } break; } diff --git a/drivers/video/backlight/locomolcd.c b/drivers/video/backlight/locomolcd.c index d131247..6b488b8 100644 --- a/drivers/video/backlight/locomolcd.c +++ b/drivers/video/backlight/locomolcd.c @@ -199,8 +199,8 @@ static int locomolcd_remove(struct locomo_dev *dev) { unsigned long flags; - locomobl_data.brightness = 0; - locomobl_data.power = 0; + locomolcd_bl_device->props.brightness = 0; + locomolcd_bl_device->props.power = 0; locomolcd_set_intensity(locomolcd_bl_device); backlight_device_unregister(locomolcd_bl_device); diff --git a/fs/dlm/user.c b/fs/dlm/user.c index 40db61d..3870150 100644 --- a/fs/dlm/user.c +++ b/fs/dlm/user.c @@ -22,6 +22,7 @@ #include "lockspace.h" #include "lock.h" #include "lvb_table.h" +#include "user.h" static const char *name_prefix="dlm"; static struct miscdevice ctl_device; diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 6618c11..12accb0 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -20,6 +20,7 @@ #include <linux/list.h> #include <linux/lm_interface.h> #include <linux/wait.h> +#include <linux/module.h> #include <linux/rwsem.h> #include <asm/uaccess.h> @@ -953,9 +954,6 @@ static void drop_bh(struct gfs2_glock *gl, unsigned int ret) spin_unlock(&gl->gl_spin); } - if (glops->go_drop_bh) - glops->go_drop_bh(gl); - spin_lock(&gl->gl_spin); gl->gl_req_gh = NULL; gl->gl_req_bh = NULL; diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c index 46af553..39c8ae2 100644 --- a/fs/gfs2/glops.c +++ b/fs/gfs2/glops.c @@ -245,7 +245,6 @@ static void inode_go_inval(struct gfs2_glock *gl, int flags) if (ip && S_ISREG(ip->i_inode.i_mode)) { truncate_inode_pages(ip->i_inode.i_mapping, 0); - gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), !ip->i_inode.i_mapping->nrpages); clear_bit(GIF_PAGED, &ip->i_flags); } } @@ -459,6 +458,8 @@ const struct gfs2_glock_operations gfs2_inode_glops = { }; const struct gfs2_glock_operations gfs2_rgrp_glops = { + .go_xmote_th = meta_go_sync, + .go_drop_th = meta_go_sync, .go_inval = meta_go_inval, .go_demote_ok = rgrp_go_demote_ok, .go_lock = rgrp_go_lock, diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 12c80fd..49f0dbf 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -104,7 +104,6 @@ struct gfs2_glock_operations { void (*go_xmote_th) (struct gfs2_glock *gl); void (*go_xmote_bh) (struct gfs2_glock *gl); void (*go_drop_th) (struct gfs2_glock *gl); - void (*go_drop_bh) (struct gfs2_glock *gl); void (*go_inval) (struct gfs2_glock *gl, int flags); int (*go_demote_ok) (struct gfs2_glock *gl); int (*go_lock) (struct gfs2_holder *gh); @@ -416,7 +415,6 @@ struct gfs2_tune { unsigned int gt_stall_secs; /* Detects trouble! */ unsigned int gt_complain_secs; unsigned int gt_reclaim_limit; /* Max num of glocks in reclaim list */ - unsigned int gt_entries_per_readdir; unsigned int gt_statfs_quantum; unsigned int gt_statfs_slow; }; diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 0d6831a..df0b8b3 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -43,7 +43,8 @@ static int iget_test(struct inode *inode, void *opaque) struct gfs2_inode *ip = GFS2_I(inode); struct gfs2_inum_host *inum = opaque; - if (ip->i_num.no_addr == inum->no_addr) + if (ip->i_num.no_addr == inum->no_addr && + inode->i_private != NULL) return 1; return 0; @@ -61,13 +62,13 @@ static int iget_set(struct inode *inode, void *opaque) struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum_host *inum) { - return ilookup5(sb, (unsigned long)inum->no_formal_ino, + return ilookup5(sb, (unsigned long)inum->no_addr, iget_test, inum); } static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum_host *inum) { - return iget5_locked(sb, (unsigned long)inum->no_formal_ino, + return iget5_locked(sb, (unsigned long)inum->no_addr, iget_test, iget_set, inum); } diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c index 56e3359..b3b7e84 100644 --- a/fs/gfs2/ops_address.c +++ b/fs/gfs2/ops_address.c @@ -266,9 +266,11 @@ skip_lock: out: return error; out_unlock: - if (error == GLR_TRYFAILED) - error = AOP_TRUNCATED_PAGE; unlock_page(page); + if (error == GLR_TRYFAILED) { + error = AOP_TRUNCATED_PAGE; + yield(); + } if (do_unlock) gfs2_holder_uninit(&gh); goto out; @@ -364,6 +366,7 @@ static int gfs2_prepare_write(struct file *file, struct page *page, if (error == GLR_TRYFAILED) { unlock_page(page); error = AOP_TRUNCATED_PAGE; + yield(); } goto out_uninit; } diff --git a/fs/gfs2/ops_export.c b/fs/gfs2/ops_export.c index 1de05b6..aad9183 100644 --- a/fs/gfs2/ops_export.c +++ b/fs/gfs2/ops_export.c @@ -38,14 +38,11 @@ static struct dentry *gfs2_decode_fh(struct super_block *sb, struct gfs2_fh_obj fh_obj; struct gfs2_inum_host *this, parent; - if (fh_type != fh_len) - return NULL; - this = &fh_obj.this; fh_obj.imode = DT_UNKNOWN; memset(&parent, 0, sizeof(struct gfs2_inum)); - switch (fh_type) { + switch (fh_len) { case GFS2_LARGE_FH_SIZE: parent.no_formal_ino = ((u64)be32_to_cpu(fh[4])) << 32; parent.no_formal_ino |= be32_to_cpu(fh[5]); diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index ee80b8a..ee54cb6 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -840,7 +840,7 @@ static struct super_block* get_gfs2_sb(const char *dev_name) } printk(KERN_WARNING "GFS2: Unrecognized block device or " - "mount point %s", dev_name); + "mount point %s\n", dev_name); free_nd: path_release(&nd); diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index d0db881..c186857 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -279,7 +279,7 @@ static int bh_get(struct gfs2_quota_data *qd) (bh->b_data + sizeof(struct gfs2_meta_header) + offset * sizeof(struct gfs2_quota_change)); - mutex_lock(&sdp->sd_quota_mutex); + mutex_unlock(&sdp->sd_quota_mutex); return 0; diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 70f424f..4fdda97 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -76,7 +76,6 @@ void gfs2_tune_init(struct gfs2_tune *gt) gt->gt_stall_secs = 600; gt->gt_complain_secs = 10; gt->gt_reclaim_limit = 5000; - gt->gt_entries_per_readdir = 32; gt->gt_statfs_quantum = 30; gt->gt_statfs_slow = 0; } diff --git a/include/asm-arm/arch-lh7a40x/entry-macro.S b/include/asm-arm/arch-lh7a40x/entry-macro.S index 5027006..ffe3972 100644 --- a/include/asm-arm/arch-lh7a40x/entry-macro.S +++ b/include/asm-arm/arch-lh7a40x/entry-macro.S @@ -86,6 +86,12 @@ branch_irq_lh7a400: b 1000f .macro disable_fiq .endm + .macro get_irqnr_preamble, base, tmp + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp mov \irqnr, #0 mov \base, #io_p2v(0x80000000) @ APB registers @@ -105,6 +111,12 @@ branch_irq_lh7a400: b 1000f .macro disable_fiq .endm + .macro get_irqnr_preamble, base, tmp + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp mov \irqnr, #0 @ VIC1 irq base mov \base, #io_p2v(0x80000000) @ APB registers diff --git a/include/asm-avr32/Kbuild b/include/asm-avr32/Kbuild index 8770e73..3136628 100644 --- a/include/asm-avr32/Kbuild +++ b/include/asm-avr32/Kbuild @@ -1,3 +1,3 @@ include include/asm-generic/Kbuild.asm -headers-y += cachectl.h +header-y += cachectl.h diff --git a/include/asm-avr32/dma-mapping.h b/include/asm-avr32/dma-mapping.h index 115813e..21bb60b 100644 --- a/include/asm-avr32/dma-mapping.h +++ b/include/asm-avr32/dma-mapping.h @@ -274,6 +274,24 @@ dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, dma_cache_sync(dev, bus_to_virt(dma_handle), size, direction); } +static inline void +dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + /* just sync everything, that's all the pci API can do */ + dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction); +} + +static inline void +dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + /* just sync everything, that's all the pci API can do */ + dma_sync_single_for_device(dev, dma_handle, offset+size, direction); +} + /** * dma_sync_sg_for_cpu * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices diff --git a/include/asm-mips/dma.h b/include/asm-mips/dma.h index e06ef07..833437d 100644 --- a/include/asm-mips/dma.h +++ b/include/asm-mips/dma.h @@ -74,7 +74,7 @@ * */ -#ifndef GENERIC_ISA_DMA_SUPPORT_BROKEN +#ifndef CONFIG_GENERIC_ISA_DMA_SUPPORT_BROKEN #define MAX_DMA_CHANNELS 8 #endif diff --git a/include/asm-sh/cache.h b/include/asm-sh/cache.h index e3a180c..9a3cb6b 100644 --- a/include/asm-sh/cache.h +++ b/include/asm-sh/cache.h @@ -21,6 +21,7 @@ #define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)) +#ifndef __ASSEMBLY__ struct cache_info { unsigned int ways; /* Number of cache ways */ unsigned int sets; /* Number of cache sets */ @@ -47,6 +48,6 @@ struct cache_info { unsigned long flags; }; - +#endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* __ASM_SH_CACHE_H */ diff --git a/include/asm-sh/cacheflush.h b/include/asm-sh/cacheflush.h index 22f1263..07f62ec 100644 --- a/include/asm-sh/cacheflush.h +++ b/include/asm-sh/cacheflush.h @@ -30,8 +30,5 @@ extern void __flush_invalidate_region(void *start, int size); #define HAVE_ARCH_UNMAPPED_AREA -/* Page flag for lazy dcache write-back for the aliasing UP caches */ -#define PG_dcache_dirty PG_arch_1 - #endif /* __KERNEL__ */ #endif /* __ASM_SH_CACHEFLUSH_H */ diff --git a/include/asm-sh/cpu-sh3/cacheflush.h b/include/asm-sh/cpu-sh3/cacheflush.h index 6fabbba..f70d8ef7 100644 --- a/include/asm-sh/cpu-sh3/cacheflush.h +++ b/include/asm-sh/cpu-sh3/cacheflush.h @@ -36,6 +36,8 @@ /* 32KB cache, 4kb PAGE sizes need to check bit 12 */ #define CACHE_ALIAS 0x00001000 +#define PG_mapped PG_arch_1 + void flush_cache_all(void); void flush_cache_mm(struct mm_struct *mm); #define flush_cache_dup_mm(mm) flush_cache_mm(mm) diff --git a/include/asm-sh/cpu-sh4/cacheflush.h b/include/asm-sh/cpu-sh4/cacheflush.h index b3746a9..5fd5c89 100644 --- a/include/asm-sh/cpu-sh4/cacheflush.h +++ b/include/asm-sh/cpu-sh4/cacheflush.h @@ -39,4 +39,6 @@ void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, /* Initialization of P3 area for copy_user_page */ void p3_cache_init(void); +#define PG_mapped PG_arch_1 + #endif /* __ASM_CPU_SH4_CACHEFLUSH_H */ diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h index 9214c01..184d7fc 100644 --- a/include/asm-sh/pgtable.h +++ b/include/asm-sh/pgtable.h @@ -583,6 +583,11 @@ struct mm_struct; extern unsigned int kobjsize(const void *objp); #endif /* !CONFIG_MMU */ +#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) +#define __HAVE_ARCH_PTEP_GET_AND_CLEAR +extern pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +#endif + extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h index 279e70a..31d55e3 100644 --- a/include/asm-sh/thread_info.h +++ b/include/asm-sh/thread_info.h @@ -111,6 +111,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_SIGPENDING 2 /* signal pending */ #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */ +#define TIF_SINGLESTEP 5 /* singlestepping active */ #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 @@ -121,6 +122,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_FREEZE (1<<TIF_FREEZE) diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 92a1fc4..5a00aa8 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -988,8 +988,9 @@ extern int xfrm_policy_walk(u8 type, int (*func)(struct xfrm_policy *, int, int, int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl); struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir, struct xfrm_selector *sel, - struct xfrm_sec_ctx *ctx, int delete); -struct xfrm_policy *xfrm_policy_byid(u8, int dir, u32 id, int delete); + struct xfrm_sec_ctx *ctx, int delete, + int *err); +struct xfrm_policy *xfrm_policy_byid(u8, int dir, u32 id, int delete, int *err); void xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info); u32 xfrm_get_acqseq(void); void xfrm_alloc_spi(struct xfrm_state *x, __be32 minspi, __be32 maxspi); diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 34b2301..1b255df 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -846,7 +846,8 @@ static ctl_table vm_table[] = { .extra2 = &one_hundred, }, #endif -#ifdef CONFIG_X86_32 +#if defined(CONFIG_X86_32) || \ + (defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL)) { .ctl_name = VM_VDSO_ENABLED, .procname = "vdso_enabled", diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 6845a25..f3a2e29 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -428,6 +428,10 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) spin_lock_bh(&br->lock); br_stp_recalculate_bridge_id(br); br_features_recompute(br); + + if ((dev->flags & IFF_UP) && netif_carrier_ok(dev) && + (br->dev->flags & IFF_UP)) + br_stp_enable_port(p); spin_unlock_bh(&br->lock); dev_set_mtu(br->dev, br_min_mtu(br)); diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index 5361a4d..746f79d 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -545,12 +545,7 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb) /* set idle flag */ hctx->ccid3hctx_idle = 1; break; - case TFRC_SSTATE_NO_SENT: - /* - * XXX when implementing bidirectional rx/tx check this again - */ - DCCP_WARN("Illegal ACK received - no packet sent\n"); - /* fall through */ + case TFRC_SSTATE_NO_SENT: /* fall through */ case TFRC_SSTATE_TERM: /* ignore feedback when closing */ break; } diff --git a/net/dccp/input.c b/net/dccp/input.c index 287099f..78b043c 100644 --- a/net/dccp/input.c +++ b/net/dccp/input.c @@ -248,18 +248,8 @@ int dccp_rcv_established(struct sock *sk, struct sk_buff *skb, DCCP_ACKVEC_STATE_RECEIVED)) goto discard; - /* - * Deliver to the CCID module in charge. - * FIXME: Currently DCCP operates one-directional only, i.e. a listening - * server is not at the same time a connecting client. There is - * not much sense in delivering to both rx/tx sides at the moment - * (only one is active at a time); when moving to bidirectional - * service, this needs to be revised. - */ - if (dccp_sk(sk)->dccps_role == DCCP_ROLE_CLIENT) - ccid_hc_tx_packet_recv(dp->dccps_hc_tx_ccid, sk, skb); - else /* listening or connected server */ - ccid_hc_rx_packet_recv(dp->dccps_hc_rx_ccid, sk, skb); + ccid_hc_rx_packet_recv(dp->dccps_hc_rx_ccid, sk, skb); + ccid_hc_tx_packet_recv(dp->dccps_hc_tx_ccid, sk, skb); return __dccp_rcv_established(sk, skb, dh, len); discard: @@ -494,11 +484,8 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb, DCCP_ACKVEC_STATE_RECEIVED)) goto discard; - /* XXX see the comments in dccp_rcv_established about this */ - if (dccp_sk(sk)->dccps_role == DCCP_ROLE_CLIENT) - ccid_hc_tx_packet_recv(dp->dccps_hc_tx_ccid, sk, skb); - else - ccid_hc_rx_packet_recv(dp->dccps_hc_rx_ccid, sk, skb); + ccid_hc_rx_packet_recv(dp->dccps_hc_rx_ccid, sk, skb); + ccid_hc_tx_packet_recv(dp->dccps_hc_tx_ccid, sk, skb); } /* diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index ce6c460..fc620a7 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1215,6 +1215,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[], if (ulen < sizeof(*uh) || pskb_trim_rcsum(skb, ulen)) goto short_packet; + uh = skb->h.uh; udp4_csum_init(skb, uh); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index e16f1bb..a7fee6b 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -342,10 +342,6 @@ static struct inet6_dev * ipv6_add_dev(struct net_device *dev) } #endif - if (netif_carrier_ok(dev)) - ndev->if_flags |= IF_READY; - - ipv6_mc_init_dev(ndev); ndev->tstamp = jiffies; #ifdef CONFIG_SYSCTL diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 286c867..4e0561a 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -795,11 +795,15 @@ int compat_ipv6_setsockopt(struct sock *sk, int level, int optname, EXPORT_SYMBOL(compat_ipv6_setsockopt); #endif -static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_opt_hdr *hdr, +static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_txoptions *opt, char __user *optval, int len) { - if (!hdr) + struct ipv6_opt_hdr *hdr; + + if (!opt || !opt->hopopt) return 0; + hdr = opt->hopopt; + len = min_t(int, len, ipv6_optlen(hdr)); if (copy_to_user(optval, hdr, ipv6_optlen(hdr))) return -EFAULT; @@ -940,7 +944,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname, { lock_sock(sk); - len = ipv6_getsockopt_sticky(sk, np->opt->hopopt, + len = ipv6_getsockopt_sticky(sk, np->opt, optval, len); release_sock(sk); return put_user(len, optlen); diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c index 6f19c4a..d110245 100644 --- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c +++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c @@ -257,6 +257,7 @@ static unsigned int ipv6_conntrack_in(unsigned int hooknum, } nf_conntrack_get(reasm->nfct); (*pskb)->nfct = reasm->nfct; + (*pskb)->nfctinfo = reasm->nfctinfo; return NF_ACCEPT; } diff --git a/net/key/af_key.c b/net/key/af_key.c index 1c58204..a4e7e2d 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1467,9 +1467,6 @@ static int pfkey_delete(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h err = xfrm_state_delete(x); - xfrm_audit_log(audit_get_loginuid(current->audit_context), 0, - AUDIT_MAC_IPSEC_DELSA, err ? 0 : 1, NULL, x); - if (err < 0) goto out; @@ -1478,6 +1475,8 @@ static int pfkey_delete(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h c.event = XFRM_MSG_DELSA; km_state_notify(x, &c); out: + xfrm_audit_log(audit_get_loginuid(current->audit_context), 0, + AUDIT_MAC_IPSEC_DELSA, err ? 0 : 1, NULL, x); xfrm_state_put(x); return err; @@ -2294,14 +2293,12 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, struct sadb_msg } xp = xfrm_policy_bysel_ctx(XFRM_POLICY_TYPE_MAIN, pol->sadb_x_policy_dir-1, - &sel, tmp.security, 1); + &sel, tmp.security, 1, &err); security_xfrm_policy_free(&tmp); if (xp == NULL) return -ENOENT; - err = security_xfrm_policy_delete(xp); - xfrm_audit_log(audit_get_loginuid(current->audit_context), 0, AUDIT_MAC_IPSEC_DELSPD, err ? 0 : 1, xp, NULL); @@ -2539,7 +2536,7 @@ static int pfkey_migrate(struct sock *sk, struct sk_buff *skb, static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr, void **ext_hdrs) { unsigned int dir; - int err; + int err = 0, delete; struct sadb_x_policy *pol; struct xfrm_policy *xp; struct km_event c; @@ -2551,16 +2548,20 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h if (dir >= XFRM_POLICY_MAX) return -EINVAL; + delete = (hdr->sadb_msg_type == SADB_X_SPDDELETE2); xp = xfrm_policy_byid(XFRM_POLICY_TYPE_MAIN, dir, pol->sadb_x_policy_id, - hdr->sadb_msg_type == SADB_X_SPDDELETE2); + delete, &err); if (xp == NULL) return -ENOENT; - err = 0; + if (delete) { + xfrm_audit_log(audit_get_loginuid(current->audit_context), 0, + AUDIT_MAC_IPSEC_DELSPD, err ? 0 : 1, xp, NULL); - c.seq = hdr->sadb_msg_seq; - c.pid = hdr->sadb_msg_pid; - if (hdr->sadb_msg_type == SADB_X_SPDDELETE2) { + if (err) + goto out; + c.seq = hdr->sadb_msg_seq; + c.pid = hdr->sadb_msg_pid; c.data.byid = 1; c.event = XFRM_MSG_DELPOLICY; km_policy_notify(xp, dir, &c); @@ -2568,6 +2569,7 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h err = key_pol_get_resp(sk, xp, hdr, dir); } +out: xfrm_pol_put(xp); return err; } diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 91a0972..5cb30eb 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -486,7 +486,7 @@ __build_packet_message(struct nfulnl_instance *inst, * for physical device (when called from ipv4) */ NFA_PUT(inst->skb, NFULA_IFINDEX_OUTDEV, sizeof(tmp_uint), &tmp_uint); - if (skb->nf_bridge) { + if (skb->nf_bridge && skb->nf_bridge->physoutdev) { tmp_uint = htonl(skb->nf_bridge->physoutdev->ifindex); NFA_PUT(inst->skb, NFULA_IFINDEX_PHYSOUTDEV, @@ -615,7 +615,7 @@ nfulnl_log_packet(unsigned int pf, plen = 0; if (prefix) - plen = strlen(prefix); + plen = strlen(prefix) + 1; /* all macros expand to constant values at compile time */ /* FIXME: do we want to make the size calculation conditional based on diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 946b715..0c3a70a 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -735,12 +735,14 @@ EXPORT_SYMBOL(xfrm_policy_insert); struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir, struct xfrm_selector *sel, - struct xfrm_sec_ctx *ctx, int delete) + struct xfrm_sec_ctx *ctx, int delete, + int *err) { struct xfrm_policy *pol, *ret; struct hlist_head *chain; struct hlist_node *entry; + *err = 0; write_lock_bh(&xfrm_policy_lock); chain = policy_hash_bysel(sel, sel->family, dir); ret = NULL; @@ -750,6 +752,11 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir, xfrm_sec_ctx_match(ctx, pol->security)) { xfrm_pol_hold(pol); if (delete) { + *err = security_xfrm_policy_delete(pol); + if (*err) { + write_unlock_bh(&xfrm_policy_lock); + return pol; + } hlist_del(&pol->bydst); hlist_del(&pol->byidx); xfrm_policy_count[dir]--; @@ -768,12 +775,14 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir, } EXPORT_SYMBOL(xfrm_policy_bysel_ctx); -struct xfrm_policy *xfrm_policy_byid(u8 type, int dir, u32 id, int delete) +struct xfrm_policy *xfrm_policy_byid(u8 type, int dir, u32 id, int delete, + int *err) { struct xfrm_policy *pol, *ret; struct hlist_head *chain; struct hlist_node *entry; + *err = 0; write_lock_bh(&xfrm_policy_lock); chain = xfrm_policy_byidx + idx_hash(id); ret = NULL; @@ -781,6 +790,11 @@ struct xfrm_policy *xfrm_policy_byid(u8 type, int dir, u32 id, int delete) if (pol->type == type && pol->index == id) { xfrm_pol_hold(pol); if (delete) { + *err = security_xfrm_policy_delete(pol); + if (*err) { + write_unlock_bh(&xfrm_policy_lock); + return pol; + } hlist_del(&pol->bydst); hlist_del(&pol->byidx); xfrm_policy_count[dir]--; diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 956cfe0..9678995 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -530,9 +530,6 @@ static int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh, err = xfrm_state_delete(x); - xfrm_audit_log(NETLINK_CB(skb).loginuid, NETLINK_CB(skb).sid, - AUDIT_MAC_IPSEC_DELSA, err ? 0 : 1, NULL, x); - if (err < 0) goto out; @@ -542,6 +539,8 @@ static int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh, km_state_notify(x, &c); out: + xfrm_audit_log(NETLINK_CB(skb).loginuid, NETLINK_CB(skb).sid, + AUDIT_MAC_IPSEC_DELSA, err ? 0 : 1, NULL, x); xfrm_state_put(x); return err; } @@ -1254,7 +1253,7 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh, return err; if (p->index) - xp = xfrm_policy_byid(type, p->dir, p->index, delete); + xp = xfrm_policy_byid(type, p->dir, p->index, delete, &err); else { struct rtattr *rt = xfrma[XFRMA_SEC_CTX-1]; struct xfrm_policy tmp; @@ -1270,7 +1269,8 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh, if ((err = security_xfrm_policy_alloc(&tmp, uctx))) return err; } - xp = xfrm_policy_bysel_ctx(type, p->dir, &p->sel, tmp.security, delete); + xp = xfrm_policy_bysel_ctx(type, p->dir, &p->sel, tmp.security, + delete, &err); security_xfrm_policy_free(&tmp); } if (xp == NULL) @@ -1288,8 +1288,6 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh, MSG_DONTWAIT); } } else { - err = security_xfrm_policy_delete(xp); - xfrm_audit_log(NETLINK_CB(skb).loginuid, NETLINK_CB(skb).sid, AUDIT_MAC_IPSEC_DELSPD, err ? 0 : 1, xp, NULL); @@ -1303,9 +1301,8 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh, km_policy_notify(xp, p->dir, &c); } - xfrm_pol_put(xp); - out: + xfrm_pol_put(xp); return err; } @@ -1502,7 +1499,7 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh, return err; if (p->index) - xp = xfrm_policy_byid(type, p->dir, p->index, 0); + xp = xfrm_policy_byid(type, p->dir, p->index, 0, &err); else { struct rtattr *rt = xfrma[XFRMA_SEC_CTX-1]; struct xfrm_policy tmp; @@ -1518,13 +1515,14 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh, if ((err = security_xfrm_policy_alloc(&tmp, uctx))) return err; } - xp = xfrm_policy_bysel_ctx(type, p->dir, &p->sel, tmp.security, 0); + xp = xfrm_policy_bysel_ctx(type, p->dir, &p->sel, tmp.security, + 0, &err); security_xfrm_policy_free(&tmp); } if (xp == NULL) - return err; - read_lock(&xp->lock); + return -ENOENT; + read_lock(&xp->lock); if (xp->dead) { read_unlock(&xp->lock); goto out; |
