From 2f174847b0fdd4eb9f482030a284db24aef7a97f Mon Sep 17 00:00:00 2001 From: eric miao Date: Thu, 12 Aug 2010 16:43:00 +0100 Subject: ARM: 6326/1: kgdb: fix GDB_MAX_REGS no longer used According to commit 22eeef4bb2a7fd225089c0044060ed1fbf091958 kgdb,arm: Individual register get/set for arm It's now replaced by DBG_MAX_REG_NUM. Cc: Jason Wessel Signed-off-by: Eric Miao Signed-off-by: Russell King --- arch/arm/kernel/kgdb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 778c2f7..d6e8b4d 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -79,7 +79,7 @@ sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *task) return; /* Initialize to zero */ - for (regno = 0; regno < GDB_MAX_REGS; regno++) + for (regno = 0; regno < DBG_MAX_REG_NUM; regno++) gdb_regs[regno] = 0; /* Otherwise, we have only some registers from switch_to() */ -- cgit v1.1 From bd365591dfb942d1447b8043e21e8ff112630db4 Mon Sep 17 00:00:00 2001 From: Michal Marek Date: Sat, 14 Aug 2010 23:56:21 +0100 Subject: ARM: 6328/1: Build with -fno-dwarf2-cfi-asm Commit d0679c7 restricted this workaround to powerpc only, but it turns out that ARM needs it as well. Fixes https://bugzilla.kernel.org/show_bug.cgi?id=16310 . Reported-and-Tested-by: Robert Nelson Acked-by: Mikael Pettersson Signed-off-by: Michal Marek Signed-off-by: Russell King --- arch/arm/Makefile | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch') diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 99b8200..59c1ce8 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -21,6 +21,9 @@ GZFLAGS :=-9 # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb: KBUILD_CFLAGS +=$(call cc-option,-marm,) +# Never generate .eh_frame +KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm) + # Do not use arch/arm/defconfig - it's always outdated. # Select a platform tht is kept up-to-date KBUILD_DEFCONFIG := versatile_defconfig -- cgit v1.1 From 21d93e2e29722d7832f61cc56d73fb953ee6578e Mon Sep 17 00:00:00 2001 From: Mikael Pettersson Date: Sun, 15 Aug 2010 10:47:23 +0100 Subject: ARM: 6329/1: wire up sys_accept4() on ARM sys_accept4() was added in kernel 2.6.28, but ARM was not updated to include it. The number and types of parameters is such that no ARM-specific processing is needed, so wiring up sys_accept4() just requires defining __NR_accept4 and adding a direct call in the syscall entry table. Tested with an EABI 2.6.35 kernel and Ulrich Drepper's original accept4() test program, modified to define __NR_accept4 for ARM. Using the updated unistd.h also eliminates a warning then building glibc (2.10.2 and newer) about accept4() being unimplemented. Signed-off-by: Mikael Pettersson Signed-off-by: Russell King --- arch/arm/include/asm/unistd.h | 1 + arch/arm/kernel/calls.S | 1 + 2 files changed, 2 insertions(+) (limited to 'arch') diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index dd2bf53..d02cfb6 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -392,6 +392,7 @@ #define __NR_rt_tgsigqueueinfo (__NR_SYSCALL_BASE+363) #define __NR_perf_event_open (__NR_SYSCALL_BASE+364) #define __NR_recvmmsg (__NR_SYSCALL_BASE+365) +#define __NR_accept4 (__NR_SYSCALL_BASE+366) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 37ae301..afeb71f 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -375,6 +375,7 @@ CALL(sys_rt_tgsigqueueinfo) CALL(sys_perf_event_open) /* 365 */ CALL(sys_recvmmsg) + CALL(sys_accept4) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted -- cgit v1.1 From 41e2e8fd34fff909a0e40129f6ac4233ecfa67a9 Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 13 Aug 2010 23:33:46 +0100 Subject: ARM: Tighten check for allowable CPSR values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Arve Hjønnevåg Acked-by: Dima Zavin Signed-off-by: Russell King --- arch/arm/include/asm/ptrace.h | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) (limited to 'arch') diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h index c974be8..7ce15eb 100644 --- a/arch/arm/include/asm/ptrace.h +++ b/arch/arm/include/asm/ptrace.h @@ -158,15 +158,24 @@ struct pt_regs { */ static inline int valid_user_regs(struct pt_regs *regs) { - if (user_mode(regs) && (regs->ARM_cpsr & PSR_I_BIT) == 0) { - regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT); - return 1; + unsigned long mode = regs->ARM_cpsr & MODE_MASK; + + /* + * Always clear the F (FIQ) and A (delayed abort) bits + */ + regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT); + + if ((regs->ARM_cpsr & PSR_I_BIT) == 0) { + if (mode == USR_MODE) + return 1; + if (elf_hwcap & HWCAP_26BIT && mode == USR26_MODE) + return 1; } /* * Force CPSR to something logical... */ - regs->ARM_cpsr &= PSR_f | PSR_s | (PSR_x & ~PSR_A_BIT) | PSR_T_BIT | MODE32_BIT; + regs->ARM_cpsr &= PSR_f | PSR_s | PSR_x | PSR_T_BIT | MODE32_BIT; if (!(elf_hwcap & HWCAP_26BIT)) regs->ARM_cpsr |= USR_MODE; -- cgit v1.1 From 0a492896ac07336c98f37ad7fab4a6387b6ada78 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Sun, 15 Aug 2010 00:26:14 -0700 Subject: sparc: Really fix "console=" for serial consoles. If a video head and keyboard are hooked up, specifying "console=ttyS0" or similar to use a serial console will not work properly. The key issue is that we must register all serial console capable devices with register_console(), otherwise the command line specified device won't be found. The sun serial drivers would only register themselves as console devices if the OpenFirmware specified console device node matched. To fix this part we now unconditionally get the serial console register by setting serial_drv->cons always. Secondarily we must not add_preferred_console() using the firmware provided console setting if the user gaven an override on the kernel command line using "console=" The "primary framebuffer" matching logic was always triggering o n openfirmware device node match, make it not when a command line override was given. Reported-by: Frans Pop Tested-by: Frans Pop Signed-off-by: David S. Miller --- arch/sparc/include/asm/fb.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch') diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h index e834880..2173432 100644 --- a/arch/sparc/include/asm/fb.h +++ b/arch/sparc/include/asm/fb.h @@ -1,5 +1,6 @@ #ifndef _SPARC_FB_H_ #define _SPARC_FB_H_ +#include #include #include #include @@ -18,6 +19,9 @@ static inline int fb_is_primary_device(struct fb_info *info) struct device *dev = info->device; struct device_node *node; + if (console_set_on_cmdline) + return 0; + node = dev->of_node; if (node && node == of_console_device) -- cgit v1.1 From a8dcb878b628203f917c50b0268bba7fd146d9c0 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Mon, 16 Aug 2010 10:31:53 +0200 Subject: microblaze: Fix of/address: Merge all of the bus translation code Commit dbbdee94734bf6f1db7af42008a53655e77cab8f removed of_irq_pci_swizzle but didn't use pci_swizzle_interrupt_pin instead. Signed-off-by: Michal Simek Signed-off-by: Grant Likely --- arch/microblaze/kernel/prom_parse.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/microblaze/kernel/prom_parse.c b/arch/microblaze/kernel/prom_parse.c index d33ba17..99d9b61 100644 --- a/arch/microblaze/kernel/prom_parse.c +++ b/arch/microblaze/kernel/prom_parse.c @@ -73,7 +73,7 @@ int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq) /* We can only get here if we hit a P2P bridge with no node, * let's do standard swizzling and try again */ - lspec = of_irq_pci_swizzle(PCI_SLOT(pdev->devfn), lspec); + lspec = pci_swizzle_interrupt_pin(pdev, lspec); pdev = ppdev; } -- cgit v1.1 From 088ab302f23bfc8abfaada32506d02d64a637b23 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Mon, 16 Aug 2010 10:31:54 +0200 Subject: microblaze: Fix of: eliminate of_device->node and dev_archdata->{of,prom}_node Commit 58f9b0b02414062eaff46716bc04b47d7e79add5 should contain this fix too. Signed-off-by: Michal Simek Signed-off-by: Grant Likely --- arch/microblaze/pci/pci-common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 23be25f..6ca8531a 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -1077,7 +1077,7 @@ void __devinit pcibios_setup_bus_devices(struct pci_bus *bus) struct dev_archdata *sd = &dev->dev.archdata; /* Setup OF node pointer in archdata */ - sd->of_node = pci_device_to_OF_node(dev); + dev->dev.of_node = pci_device_to_OF_node(dev); /* Fixup NUMA node as it may not be setup yet by the generic * code and is needed by the DMA init -- cgit v1.1 From 8c8aefce934dc45de641fe78d48ff1b7722d826a Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Sat, 7 Aug 2010 11:00:59 -0700 Subject: kgdb: add missing __percpu markup in arch/x86/kernel/kgdb.c breakinfo->pev is a pointer to percpu pointer but was missing __percpu markup. Add it. Signed-off-by: Namhyung Kim Signed-off-by: Jason Wessel --- arch/x86/kernel/kgdb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index ef10940..852b819 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -194,7 +194,7 @@ static struct hw_breakpoint { unsigned long addr; int len; int type; - struct perf_event **pev; + struct perf_event * __percpu *pev; } breakinfo[HBP_NUM]; static unsigned long early_dr7; -- cgit v1.1 From 787ea1c5811b11124d28c8d85f483c4cd37f5c58 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Mon, 16 Aug 2010 15:58:30 -0500 Subject: arm,kgdb: fix GDB_MAX_REGS no longer used According to commit 22eeef4bb2a7fd225089c0044060ed1fbf091958 kgdb,arm: Individual register get/set for arm It's now replaced by DBG_MAX_REG_NUM. Signed-off-by: Eric Miao Signed-off-by: Jason Wessel --- arch/arm/kernel/kgdb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 778c2f7..d6e8b4d 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -79,7 +79,7 @@ sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *task) return; /* Initialize to zero */ - for (regno = 0; regno < GDB_MAX_REGS; regno++) + for (regno = 0; regno < DBG_MAX_REG_NUM; regno++) gdb_regs[regno] = 0; /* Otherwise, we have only some registers from switch_to() */ -- cgit v1.1 From 8e8073a449b2e00641c095ad55bd56f43468daf9 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Mon, 16 Aug 2010 15:04:29 -0700 Subject: sparc: Hook up new fanotify and prlimit64 syscalls. The only tricky bit is the compat version of fanotify_mark, which which on 32-bit the 64-bit mark argument is passed in as "high32", "low32". Signed-off-by: David S. Miller --- arch/sparc/include/asm/unistd.h | 5 ++++- arch/sparc/kernel/sys32.S | 9 +++++++++ arch/sparc/kernel/systbls_32.S | 3 ++- arch/sparc/kernel/systbls_64.S | 6 ++++-- 4 files changed, 19 insertions(+), 4 deletions(-) (limited to 'arch') diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h index d0b3b01..03eb5a8 100644 --- a/arch/sparc/include/asm/unistd.h +++ b/arch/sparc/include/asm/unistd.h @@ -397,8 +397,11 @@ #define __NR_rt_tgsigqueueinfo 326 #define __NR_perf_event_open 327 #define __NR_recvmmsg 328 +#define __NR_fanotify_init 329 +#define __NR_fanotify_mark 330 +#define __NR_prlimit64 331 -#define NR_syscalls 329 +#define NR_syscalls 332 #ifdef __32bit_syscall_numbers__ /* Sparc 32-bit only has the "setresuid32", "getresuid32" variants, diff --git a/arch/sparc/kernel/sys32.S b/arch/sparc/kernel/sys32.S index 46a76ba..44e5faf 100644 --- a/arch/sparc/kernel/sys32.S +++ b/arch/sparc/kernel/sys32.S @@ -330,6 +330,15 @@ do_sys_accept4: /* sys_accept4(int, struct sockaddr *, int *, int) */ nop nop + .globl sys32_fanotify_mark +sys32_fanotify_mark: + sethi %hi(sys_fanotify_mark), %g1 + sllx %o2, 32, %o2 + or %o2, %o3, %o2 + mov %o4, %o3 + jmpl %g1 + %lo(sys_fanotify_mark), %g0 + mov %o5, %o4 + .section __ex_table,"a" .align 4 .word 1b, __retl_efault, 2b, __retl_efault diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S index 801fc8e..ec396e1 100644 --- a/arch/sparc/kernel/systbls_32.S +++ b/arch/sparc/kernel/systbls_32.S @@ -82,5 +82,6 @@ sys_call_table: /*310*/ .long sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate /*315*/ .long sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1 /*320*/ .long sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv -/*325*/ .long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg +/*325*/ .long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init +/*330*/ .long sys_fanotify_mark, sys_prlimit64 diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index 9db058d..8cfcaa5 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S @@ -83,7 +83,8 @@ sys_call_table32: /*310*/ .word compat_sys_utimensat, compat_sys_signalfd, sys_timerfd_create, sys_eventfd, compat_sys_fallocate .word compat_sys_timerfd_settime, compat_sys_timerfd_gettime, compat_sys_signalfd4, sys_eventfd2, sys_epoll_create1 /*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, compat_sys_preadv - .word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open, compat_sys_recvmmsg + .word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open, compat_sys_recvmmsg, sys_fanotify_init +/*330*/ .word sys32_fanotify_mark, sys_prlimit64 #endif /* CONFIG_COMPAT */ @@ -158,4 +159,5 @@ sys_call_table: /*310*/ .word sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate .word sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1 /*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv - .word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg + .word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init +/*330*/ .word sys_fanotify_mark, sys_prlimit64 -- cgit v1.1 From f1ca09b2b5c9dd3988c61818a7d621b1400e4f0c Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Mon, 16 Aug 2010 23:44:49 -0600 Subject: of: Fix missing includes This patch fixes missing includes from a number of .c files because the code (wrongfully) depended on prom.h including them. The include of linux/of_address.h was removed in microblaze prom.h in commit "of/address: Clean up function declarations" (sha1 id 22ae782f8), but not fixed in some callers. This patch fixes them up. Signed-off-by: Grant Likely Tested-by: Michal Simek --- arch/microblaze/pci/pci-common.c | 3 ++- arch/microblaze/pci/xilinx_pci.c | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 6ca8531a..55ef532 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -27,10 +27,11 @@ #include #include #include +#include +#include #include #include -#include #include #include diff --git a/arch/microblaze/pci/xilinx_pci.c b/arch/microblaze/pci/xilinx_pci.c index 7869a41..0687a42 100644 --- a/arch/microblaze/pci/xilinx_pci.c +++ b/arch/microblaze/pci/xilinx_pci.c @@ -16,6 +16,7 @@ #include #include +#include #include #include -- cgit v1.1 From ef201bebe5afc91a2b99b45dacc8c6dd88ca9e58 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 17 Aug 2010 17:09:53 -0700 Subject: sparc64: Fix rwsem constant bug leading to hangs. As noticed by Linus, it is critical that some of the rwsem constants be signed. Yet, hex constants are unsigned unless explicitly casted or negated. The most critical one is RWSEM_WAITING_BIAS. This bug was exacerbated by commit 424acaaeb3a3932d64a9b4bd59df6cf72c22d8f3 ("rwsem: wake queued readers when writer blocks on active read lock") Signed-off-by: David S. Miller --- arch/sparc/include/asm/rwsem-const.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/sparc/include/asm/rwsem-const.h b/arch/sparc/include/asm/rwsem-const.h index a303c9d..e4c61a1 100644 --- a/arch/sparc/include/asm/rwsem-const.h +++ b/arch/sparc/include/asm/rwsem-const.h @@ -5,7 +5,7 @@ #define RWSEM_UNLOCKED_VALUE 0x00000000 #define RWSEM_ACTIVE_BIAS 0x00000001 #define RWSEM_ACTIVE_MASK 0x0000ffff -#define RWSEM_WAITING_BIAS 0xffff0000 +#define RWSEM_WAITING_BIAS (-0x00010000) #define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS #define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) -- cgit v1.1 From 86fa04b8742ac681d470786f55e2403ada0075b2 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 17 Aug 2010 17:12:04 -0700 Subject: sparc64: Fix atomic64_t routine return values. Should return 'long' instead of 'int'. Thanks to Dimitris Michailidis and Tony Luck. Signed-off-by: David S. Miller --- arch/sparc/include/asm/atomic_64.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch') diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 2050ca0..f0c7422 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -25,9 +25,9 @@ extern void atomic_sub(int, atomic_t *); extern void atomic64_sub(int, atomic64_t *); extern int atomic_add_ret(int, atomic_t *); -extern int atomic64_add_ret(int, atomic64_t *); +extern long atomic64_add_ret(int, atomic64_t *); extern int atomic_sub_ret(int, atomic_t *); -extern int atomic64_sub_ret(int, atomic64_t *); +extern long atomic64_sub_ret(int, atomic64_t *); #define atomic_dec_return(v) atomic_sub_ret(1, v) #define atomic64_dec_return(v) atomic64_sub_ret(1, v) @@ -91,7 +91,7 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u) ((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n))) #define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) -static inline int atomic64_add_unless(atomic64_t *v, long a, long u) +static inline long atomic64_add_unless(atomic64_t *v, long a, long u) { long c, old; c = atomic64_read(v); -- cgit v1.1 From d7627467b7a8dd6944885290a03a07ceb28c10eb Mon Sep 17 00:00:00 2001 From: David Howells Date: Tue, 17 Aug 2010 23:52:56 +0100 Subject: Make do_execve() take a const filename pointer Make do_execve() take a const filename pointer so that kernel_execve() compiles correctly on ARM: arch/arm/kernel/sys_arm.c:88: warning: passing argument 1 of 'do_execve' discards qualifiers from pointer target type This also requires the argv and envp arguments to be consted twice, once for the pointer array and once for the strings the array points to. This is because do_execve() passes a pointer to the filename (now const) to copy_strings_kernel(). A simpler alternative would be to cast the filename pointer in do_execve() when it's passed to copy_strings_kernel(). do_execve() may not change any of the strings it is passed as part of the argv or envp lists as they are some of them in .rodata, so marking these strings as const should be fine. Further kernel_execve() and sys_execve() need to be changed to match. This has been test built on x86_64, frv, arm and mips. Signed-off-by: David Howells Tested-by: Ralf Baechle Acked-by: Russell King Signed-off-by: Linus Torvalds --- arch/alpha/kernel/process.c | 5 +++-- arch/arm/kernel/sys_arm.c | 14 +++++++++----- arch/avr32/kernel/process.c | 5 +++-- arch/avr32/kernel/sys_avr32.c | 4 +++- arch/blackfin/kernel/process.c | 4 +++- arch/cris/arch-v10/kernel/process.c | 4 +++- arch/cris/arch-v32/kernel/process.c | 6 ++++-- arch/frv/kernel/process.c | 5 +++-- arch/h8300/kernel/process.c | 5 ++++- arch/h8300/kernel/sys_h8300.c | 4 +++- arch/ia64/kernel/process.c | 4 +++- arch/m32r/kernel/process.c | 4 ++-- arch/m32r/kernel/sys_m32r.c | 4 +++- arch/m68k/kernel/process.c | 4 +++- arch/m68k/kernel/sys_m68k.c | 4 +++- arch/m68knommu/kernel/process.c | 4 +++- arch/m68knommu/kernel/sys_m68k.c | 4 +++- arch/microblaze/kernel/sys_microblaze.c | 10 +++++++--- arch/mips/kernel/syscall.c | 10 +++++++--- arch/mn10300/kernel/process.c | 4 ++-- arch/parisc/hpux/fs.c | 6 ++++-- arch/parisc/kernel/process.c | 15 ++++++++++----- arch/powerpc/kernel/process.c | 5 +++-- arch/s390/kernel/process.c | 5 +++-- arch/score/kernel/sys_score.c | 10 +++++++--- arch/sh/kernel/process_32.c | 7 ++++--- arch/sh/kernel/process_64.c | 4 ++-- arch/sh/kernel/sys_sh32.c | 4 +++- arch/sh/kernel/sys_sh64.c | 4 +++- arch/sparc/kernel/process_32.c | 6 ++++-- arch/sparc/kernel/process_64.c | 4 ++-- arch/sparc/kernel/sys_sparc_32.c | 4 +++- arch/sparc/kernel/sys_sparc_64.c | 4 +++- arch/tile/kernel/process.c | 5 +++-- arch/um/kernel/exec.c | 5 +++-- arch/um/kernel/syscall.c | 4 +++- arch/x86/include/asm/syscalls.h | 5 +++-- arch/x86/kernel/process.c | 5 +++-- arch/x86/kernel/sys_i386_32.c | 4 +++- arch/xtensa/kernel/process.c | 5 +++-- 40 files changed, 146 insertions(+), 73 deletions(-) (limited to 'arch') diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index 88e608a..842dba3 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -387,8 +387,9 @@ EXPORT_SYMBOL(dump_elf_task_fp); * sys_execve() executes a new program. */ asmlinkage int -do_sys_execve(const char __user *ufilename, char __user * __user *argv, - char __user * __user *envp, struct pt_regs *regs) +do_sys_execve(const char __user *ufilename, + const char __user *const __user *argv, + const char __user *const __user *envp, struct pt_regs *regs) { int error; char *filename; diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c index 5b7c541..62e7c61 100644 --- a/arch/arm/kernel/sys_arm.c +++ b/arch/arm/kernel/sys_arm.c @@ -62,8 +62,9 @@ asmlinkage int sys_vfork(struct pt_regs *regs) /* sys_execve() executes a new program. * This is called indirectly via a small wrapper */ -asmlinkage int sys_execve(const char __user *filenamei, char __user * __user *argv, - char __user * __user *envp, struct pt_regs *regs) +asmlinkage int sys_execve(const char __user *filenamei, + const char __user *const __user *argv, + const char __user *const __user *envp, struct pt_regs *regs) { int error; char * filename; @@ -78,14 +79,17 @@ out: return error; } -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { struct pt_regs regs; int ret; memset(®s, 0, sizeof(struct pt_regs)); - ret = do_execve(filename, (char __user * __user *)argv, - (char __user * __user *)envp, ®s); + ret = do_execve(filename, + (const char __user *const __user *)argv, + (const char __user *const __user *)envp, ®s); if (ret < 0) goto out; diff --git a/arch/avr32/kernel/process.c b/arch/avr32/kernel/process.c index e5daddf..9c46aaa 100644 --- a/arch/avr32/kernel/process.c +++ b/arch/avr32/kernel/process.c @@ -384,8 +384,9 @@ asmlinkage int sys_vfork(struct pt_regs *regs) } asmlinkage int sys_execve(const char __user *ufilename, - char __user *__user *uargv, - char __user *__user *uenvp, struct pt_regs *regs) + const char __user *const __user *uargv, + const char __user *const __user *uenvp, + struct pt_regs *regs) { int error; char *filename; diff --git a/arch/avr32/kernel/sys_avr32.c b/arch/avr32/kernel/sys_avr32.c index 459349b..62635a0 100644 --- a/arch/avr32/kernel/sys_avr32.c +++ b/arch/avr32/kernel/sys_avr32.c @@ -7,7 +7,9 @@ */ #include -int kernel_execve(const char *file, char **argv, char **envp) +int kernel_execve(const char *file, + const char *const *argv, + const char *const *envp) { register long scno asm("r8") = __NR_execve; register long sc1 asm("r12") = (long)file; diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index a566f61..01f98cb 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -209,7 +209,9 @@ copy_thread(unsigned long clone_flags, /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char __user *name, char __user * __user *argv, char __user * __user *envp) +asmlinkage int sys_execve(const char __user *name, + const char __user *const __user *argv, + const char __user *const __user *envp) { int error; char *filename; diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c index 93f0f64..9a57db6 100644 --- a/arch/cris/arch-v10/kernel/process.c +++ b/arch/cris/arch-v10/kernel/process.c @@ -204,7 +204,9 @@ asmlinkage int sys_vfork(long r10, long r11, long r12, long r13, long mof, long /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char *fname, char **argv, char **envp, +asmlinkage int sys_execve(const char *fname, + const char *const *argv, + const char *const *envp, long r13, long mof, long srp, struct pt_regs *regs) { diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c index 2661a95..562f847 100644 --- a/arch/cris/arch-v32/kernel/process.c +++ b/arch/cris/arch-v32/kernel/process.c @@ -218,8 +218,10 @@ sys_vfork(long r10, long r11, long r12, long r13, long mof, long srp, /* sys_execve() executes a new program. */ asmlinkage int -sys_execve(const char *fname, char **argv, char **envp, long r13, long mof, long srp, - struct pt_regs *regs) +sys_execve(const char *fname, + const char *const *argv, + const char *const *envp, long r13, long mof, long srp, + struct pt_regs *regs) { int error; char *filename; diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c index 428931c..2b63b01 100644 --- a/arch/frv/kernel/process.c +++ b/arch/frv/kernel/process.c @@ -250,8 +250,9 @@ int copy_thread(unsigned long clone_flags, /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char __user *name, char __user * __user *argv, - char __user * __user *envp) +asmlinkage int sys_execve(const char __user *name, + const char __user *const __user *argv, + const char __user *const __user *envp) { int error; char * filename; diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c index 8b7b78d..9747813 100644 --- a/arch/h8300/kernel/process.c +++ b/arch/h8300/kernel/process.c @@ -212,7 +212,10 @@ int copy_thread(unsigned long clone_flags, /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char *name, char **argv, char **envp,int dummy,...) +asmlinkage int sys_execve(const char *name, + const char *const *argv, + const char *const *envp, + int dummy, ...) { int error; char * filename; diff --git a/arch/h8300/kernel/sys_h8300.c b/arch/h8300/kernel/sys_h8300.c index f9b3f44..dc1ac02 100644 --- a/arch/h8300/kernel/sys_h8300.c +++ b/arch/h8300/kernel/sys_h8300.c @@ -51,7 +51,9 @@ asmlinkage void syscall_print(void *dummy,...) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register long res __asm__("er0"); register char *const *_c __asm__("er3") = envp; diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index a879c03..16f1c7b 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -633,7 +633,9 @@ dump_fpu (struct pt_regs *pt, elf_fpregset_t dst) } long -sys_execve (const char __user *filename, char __user * __user *argv, char __user * __user *envp, +sys_execve (const char __user *filename, + const char __user *const __user *argv, + const char __user *const __user *envp, struct pt_regs *regs) { char *fname; diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c index 8665a4d..422bea9 100644 --- a/arch/m32r/kernel/process.c +++ b/arch/m32r/kernel/process.c @@ -289,8 +289,8 @@ asmlinkage int sys_vfork(unsigned long r0, unsigned long r1, unsigned long r2, * sys_execve() executes a new program. */ asmlinkage int sys_execve(const char __user *ufilename, - char __user * __user *uargv, - char __user * __user *uenvp, + const char __user *const __user *uargv, + const char __user *const __user *uenvp, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, struct pt_regs regs) { diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c index 0a00f46..d841fb6 100644 --- a/arch/m32r/kernel/sys_m32r.c +++ b/arch/m32r/kernel/sys_m32r.c @@ -93,7 +93,9 @@ asmlinkage int sys_cachectl(char *addr, int nbytes, int op) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register long __scno __asm__ ("r7") = __NR_execve; register long __arg3 __asm__ ("r2") = (long)(envp); diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c index 221d0b7..18732ab 100644 --- a/arch/m68k/kernel/process.c +++ b/arch/m68k/kernel/process.c @@ -315,7 +315,9 @@ EXPORT_SYMBOL(dump_fpu); /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char __user *name, char __user * __user *argv, char __user * __user *envp) +asmlinkage int sys_execve(const char __user *name, + const char __user *const __user *argv, + const char __user *const __user *envp) { int error; char * filename; diff --git a/arch/m68k/kernel/sys_m68k.c b/arch/m68k/kernel/sys_m68k.c index 7789669..2f431ec 100644 --- a/arch/m68k/kernel/sys_m68k.c +++ b/arch/m68k/kernel/sys_m68k.c @@ -459,7 +459,9 @@ asmlinkage int sys_getpagesize(void) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register long __res asm ("%d0") = __NR_execve; register long __a asm ("%d1") = (long)(filename); diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c index 6350f68..4d090d3 100644 --- a/arch/m68knommu/kernel/process.c +++ b/arch/m68knommu/kernel/process.c @@ -350,7 +350,9 @@ void dump(struct pt_regs *fp) /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(const char *name, char **argv, char **envp) +asmlinkage int sys_execve(const char *name, + const char *const *argv, + const char *const *envp) { int error; char * filename; diff --git a/arch/m68knommu/kernel/sys_m68k.c b/arch/m68knommu/kernel/sys_m68k.c index d65e9c4..68488ae 100644 --- a/arch/m68knommu/kernel/sys_m68k.c +++ b/arch/m68knommu/kernel/sys_m68k.c @@ -44,7 +44,9 @@ asmlinkage int sys_getpagesize(void) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register long __res asm ("%d0") = __NR_execve; register long __a asm ("%d1") = (long)(filename); diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c index 6abab6e..2250fe9 100644 --- a/arch/microblaze/kernel/sys_microblaze.c +++ b/arch/microblaze/kernel/sys_microblaze.c @@ -47,8 +47,10 @@ asmlinkage long microblaze_clone(int flags, unsigned long stack, struct pt_regs return do_fork(flags, stack, regs, 0, NULL, NULL); } -asmlinkage long microblaze_execve(const char __user *filenamei, char __user *__user *argv, - char __user *__user *envp, struct pt_regs *regs) +asmlinkage long microblaze_execve(const char __user *filenamei, + const char __user *const __user *argv, + const char __user *const __user *envp, + struct pt_regs *regs) { int error; char *filename; @@ -77,7 +79,9 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len, * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register const char *__a __asm__("r5") = filename; register const void *__b __asm__("r6") = argv; diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index bddce0b..1dc6edf 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -258,8 +258,10 @@ asmlinkage int sys_execve(nabi_no_regargs struct pt_regs regs) error = PTR_ERR(filename); if (IS_ERR(filename)) goto out; - error = do_execve(filename, (char __user *__user *) (long)regs.regs[5], - (char __user *__user *) (long)regs.regs[6], ®s); + error = do_execve(filename, + (const char __user *const __user *) (long)regs.regs[5], + (const char __user *const __user *) (long)regs.regs[6], + ®s); putname(filename); out: @@ -436,7 +438,9 @@ asmlinkage void bad_stack(void) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register unsigned long __a0 asm("$4") = (unsigned long) filename; register unsigned long __a1 asm("$5") = (unsigned long) argv; diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c index 762eb32..f48373e 100644 --- a/arch/mn10300/kernel/process.c +++ b/arch/mn10300/kernel/process.c @@ -269,8 +269,8 @@ asmlinkage long sys_vfork(void) } asmlinkage long sys_execve(const char __user *name, - char __user * __user *argv, - char __user * __user *envp) + const char __user *const __user *argv, + const char __user *const __user *envp) { char *filename; int error; diff --git a/arch/parisc/hpux/fs.c b/arch/parisc/hpux/fs.c index 1444875..0dc8543 100644 --- a/arch/parisc/hpux/fs.c +++ b/arch/parisc/hpux/fs.c @@ -41,8 +41,10 @@ int hpux_execve(struct pt_regs *regs) if (IS_ERR(filename)) goto out; - error = do_execve(filename, (char __user * __user *) regs->gr[25], - (char __user * __user *) regs->gr[24], regs); + error = do_execve(filename, + (const char __user *const __user *) regs->gr[25], + (const char __user *const __user *) regs->gr[24], + regs); putname(filename); diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index 76332da..4b4b918 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -348,17 +348,22 @@ asmlinkage int sys_execve(struct pt_regs *regs) error = PTR_ERR(filename); if (IS_ERR(filename)) goto out; - error = do_execve(filename, (char __user * __user *) regs->gr[25], - (char __user * __user *) regs->gr[24], regs); + error = do_execve(filename, + (const char __user *const __user *) regs->gr[25], + (const char __user *const __user *) regs->gr[24], + regs); putname(filename); out: return error; } -extern int __execve(const char *filename, char *const argv[], - char *const envp[], struct task_struct *task); -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +extern int __execve(const char *filename, + const char *const argv[], + const char *const envp[], struct task_struct *task); +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { return __execve(filename, argv, envp, current); } diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index feacfb7..91356ff 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1034,8 +1034,9 @@ int sys_execve(unsigned long a0, unsigned long a1, unsigned long a2, flush_fp_to_thread(current); flush_altivec_to_thread(current); flush_spe_to_thread(current); - error = do_execve(filename, (char __user * __user *) a1, - (char __user * __user *) a2, regs); + error = do_execve(filename, + (const char __user *const __user *) a1, + (const char __user *const __user *) a2, regs); putname(filename); out: return error; diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 7eafaf2..d3a2d1c 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -267,8 +267,9 @@ asmlinkage void execve_tail(void) /* * sys_execve() executes a new program. */ -SYSCALL_DEFINE3(execve, const char __user *, name, char __user * __user *, argv, - char __user * __user *, envp) +SYSCALL_DEFINE3(execve, const char __user *, name, + const char __user *const __user *, argv, + const char __user *const __user *, envp) { struct pt_regs *regs = task_pt_regs(current); char *filename; diff --git a/arch/score/kernel/sys_score.c b/arch/score/kernel/sys_score.c index 651096f..e478bf9 100644 --- a/arch/score/kernel/sys_score.c +++ b/arch/score/kernel/sys_score.c @@ -99,8 +99,10 @@ score_execve(struct pt_regs *regs) if (IS_ERR(filename)) return error; - error = do_execve(filename, (char __user *__user*)regs->regs[5], - (char __user *__user *) regs->regs[6], regs); + error = do_execve(filename, + (const char __user *const __user *)regs->regs[5], + (const char __user *const __user *)regs->regs[6], + regs); putname(filename); return error; @@ -110,7 +112,9 @@ score_execve(struct pt_regs *regs) * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register unsigned long __r4 asm("r4") = (unsigned long) filename; register unsigned long __r5 asm("r5") = (unsigned long) argv; diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index 0529819..762a139 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -296,9 +296,10 @@ asmlinkage int sys_vfork(unsigned long r4, unsigned long r5, /* * sys_execve() executes a new program. */ -asmlinkage int sys_execve(char __user *ufilename, char __user * __user *uargv, - char __user * __user *uenvp, unsigned long r7, - struct pt_regs __regs) +asmlinkage int sys_execve(const char __user *ufilename, + const char __user *const __user *uargv, + const char __user *const __user *uenvp, + unsigned long r7, struct pt_regs __regs) { struct pt_regs *regs = RELOC_HIDE(&__regs, 0); int error; diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c index 68d128d..210c1ca 100644 --- a/arch/sh/kernel/process_64.c +++ b/arch/sh/kernel/process_64.c @@ -497,8 +497,8 @@ asmlinkage int sys_execve(const char *ufilename, char **uargv, goto out; error = do_execve(filename, - (char __user * __user *)uargv, - (char __user * __user *)uenvp, + (const char __user *const __user *)uargv, + (const char __user *const __user *)uenvp, pregs); putname(filename); out: diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c index eb68bfd..f56b6fe5 100644 --- a/arch/sh/kernel/sys_sh32.c +++ b/arch/sh/kernel/sys_sh32.c @@ -71,7 +71,9 @@ asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register long __sc0 __asm__ ("r3") = __NR_execve; register long __sc4 __asm__ ("r4") = (long) filename; diff --git a/arch/sh/kernel/sys_sh64.c b/arch/sh/kernel/sys_sh64.c index 2872357..c5a38c4 100644 --- a/arch/sh/kernel/sys_sh64.c +++ b/arch/sh/kernel/sys_sh64.c @@ -33,7 +33,9 @@ * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { register unsigned long __sc0 __asm__ ("r9") = ((0x13 << 16) | __NR_execve); register unsigned long __sc2 __asm__ ("r2") = (unsigned long) filename; diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index 40e29fc..1752929 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -633,8 +633,10 @@ asmlinkage int sparc_execve(struct pt_regs *regs) if(IS_ERR(filename)) goto out; error = do_execve(filename, - (char __user * __user *)regs->u_regs[base + UREG_I1], - (char __user * __user *)regs->u_regs[base + UREG_I2], + (const char __user *const __user *) + regs->u_regs[base + UREG_I1], + (const char __user *const __user *) + regs->u_regs[base + UREG_I2], regs); putname(filename); out: diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index dbe81a3..485f547 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -739,9 +739,9 @@ asmlinkage int sparc_execve(struct pt_regs *regs) if (IS_ERR(filename)) goto out; error = do_execve(filename, - (char __user * __user *) + (const char __user *const __user *) regs->u_regs[base + UREG_I1], - (char __user * __user *) + (const char __user *const __user *) regs->u_regs[base + UREG_I2], regs); putname(filename); if (!error) { diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c index ee995b7..5079413 100644 --- a/arch/sparc/kernel/sys_sparc_32.c +++ b/arch/sparc/kernel/sys_sparc_32.c @@ -282,7 +282,9 @@ out: * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { long __res; register long __g1 __asm__ ("g1") = __NR_execve; diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 3d435c4..f836f4e 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -758,7 +758,9 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act, * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { long __res; register long __g1 __asm__ ("g1") = __NR_execve; diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c index ed590ad..985cc28c 100644 --- a/arch/tile/kernel/process.c +++ b/arch/tile/kernel/process.c @@ -543,8 +543,9 @@ long _sys_vfork(struct pt_regs *regs) /* * sys_execve() executes a new program. */ -long _sys_execve(char __user *path, char __user *__user *argv, - char __user *__user *envp, struct pt_regs *regs) +long _sys_execve(const char __user *path, + const char __user *const __user *argv, + const char __user *const __user *envp, struct pt_regs *regs) { long error; char *filename; diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c index 59b20d9..cd145ed 100644 --- a/arch/um/kernel/exec.c +++ b/arch/um/kernel/exec.c @@ -44,8 +44,9 @@ void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) PT_REGS_SP(regs) = esp; } -static long execve1(const char *file, char __user * __user *argv, - char __user *__user *env) +static long execve1(const char *file, + const char __user *const __user *argv, + const char __user *const __user *env) { long error; diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c index 7427c0b..5ddb246 100644 --- a/arch/um/kernel/syscall.c +++ b/arch/um/kernel/syscall.c @@ -51,7 +51,9 @@ long old_mmap(unsigned long addr, unsigned long len, return err; } -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { mm_segment_t fs; int ret; diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h index feb2ff9..f1d8b44 100644 --- a/arch/x86/include/asm/syscalls.h +++ b/arch/x86/include/asm/syscalls.h @@ -23,8 +23,9 @@ long sys_iopl(unsigned int, struct pt_regs *); /* kernel/process.c */ int sys_fork(struct pt_regs *); int sys_vfork(struct pt_regs *); -long sys_execve(const char __user *, char __user * __user *, - char __user * __user *, struct pt_regs *); +long sys_execve(const char __user *, + const char __user *const __user *, + const char __user *const __user *, struct pt_regs *); long sys_clone(unsigned long, unsigned long, void __user *, void __user *, struct pt_regs *); diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 64ecaf0..57d1868 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -301,8 +301,9 @@ EXPORT_SYMBOL(kernel_thread); /* * sys_execve() executes a new program. */ -long sys_execve(const char __user *name, char __user * __user *argv, - char __user * __user *envp, struct pt_regs *regs) +long sys_execve(const char __user *name, + const char __user *const __user *argv, + const char __user *const __user *envp, struct pt_regs *regs) { long error; char *filename; diff --git a/arch/x86/kernel/sys_i386_32.c b/arch/x86/kernel/sys_i386_32.c index 196552b..d5e0662 100644 --- a/arch/x86/kernel/sys_i386_32.c +++ b/arch/x86/kernel/sys_i386_32.c @@ -28,7 +28,9 @@ * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +int kernel_execve(const char *filename, + const char *const argv[], + const char *const envp[]) { long __res; asm volatile ("push %%ebx ; movl %2,%%ebx ; int $0x80 ; pop %%ebx" diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index 7c2f38f..e3558b9 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -318,8 +318,9 @@ long xtensa_clone(unsigned long clone_flags, unsigned long newsp, */ asmlinkage -long xtensa_execve(const char __user *name, char __user * __user *argv, - char __user * __user *envp, +long xtensa_execve(const char __user *name, + const char __user *const __user *argv, + const char __user *const __user *envp, long a3, long a4, long a5, struct pt_regs *regs) { -- cgit v1.1 From dc6ae5e471425762122bb93310dd46101ccd840d Mon Sep 17 00:00:00 2001 From: Jate Sujjavanich Date: Mon, 7 Jun 2010 11:39:30 -0400 Subject: m68knommu: arch/m68k/include/asm/ide.h fix for nommu The arch/m68k/include/asm/ide.h produces errors when the IDE driver is compiled for my 523x uClinux system under kernel. The header makes some redefines of operators not defined in the arch/m68k/include/asm/io_no.h header. There are no separate mmio and iospace defines. Signed-off-by: Jate Sujjavanich Acked-by: Geert Uytterhoeven Signed-off-by: Greg Ungerer --- arch/m68k/include/asm/ide.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'arch') diff --git a/arch/m68k/include/asm/ide.h b/arch/m68k/include/asm/ide.h index 3958726..492fee8 100644 --- a/arch/m68k/include/asm/ide.h +++ b/arch/m68k/include/asm/ide.h @@ -1,6 +1,4 @@ /* - * linux/include/asm-m68k/ide.h - * * Copyright (C) 1994-1996 Linus Torvalds & authors */ @@ -34,6 +32,8 @@ #include #include +#ifdef CONFIG_MMU + /* * Get rid of defs from io.h - ide has its private and conflicting versions * Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we @@ -53,5 +53,14 @@ #define __ide_mm_outsw(port, addr, n) raw_outsw((u16 *)port, addr, n) #define __ide_mm_outsl(port, addr, n) raw_outsl((u32 *)port, addr, n) +#else + +#define __ide_mm_insw(port, addr, n) io_insw((unsigned int)port, addr, n) +#define __ide_mm_insl(port, addr, n) io_insl((unsigned int)port, addr, n) +#define __ide_mm_outsw(port, addr, n) io_outsw((unsigned int)port, addr, n) +#define __ide_mm_outsl(port, addr, n) io_outsl((unsigned int)port, addr, n) + +#endif /* CONFIG_MMU */ + #endif /* __KERNEL__ */ #endif /* _M68K_IDE_H */ -- cgit v1.1 From c7484cf467df44c0d478b0412dc01e71fbec7923 Mon Sep 17 00:00:00 2001 From: Kulikov Vasiliy Date: Wed, 14 Jul 2010 22:01:13 +0400 Subject: m68knommu: formatting of pointers in printk() arch/m68knommu/kernel/process.c: formatting of pointers in printk() Use %p instead of %08x in printk(). Signed-off-by: Kulikov Vasiliy Signed-off-by: Greg Ungerer --- arch/m68knommu/kernel/process.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'arch') diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c index 6350f68..3fb9e45 100644 --- a/arch/m68knommu/kernel/process.c +++ b/arch/m68knommu/kernel/process.c @@ -316,14 +316,14 @@ void dump(struct pt_regs *fp) fp->d0, fp->d1, fp->d2, fp->d3); printk(KERN_EMERG "d4: %08lx d5: %08lx a0: %08lx a1: %08lx\n", fp->d4, fp->d5, fp->a0, fp->a1); - printk(KERN_EMERG "\nUSP: %08x TRAPFRAME: %08x\n", - (unsigned int) rdusp(), (unsigned int) fp); + printk(KERN_EMERG "\nUSP: %08x TRAPFRAME: %p\n", + (unsigned int) rdusp(), fp); printk(KERN_EMERG "\nCODE:"); tp = ((unsigned char *) fp->pc) - 0x20; for (sp = (unsigned long *) tp, i = 0; (i < 0x40); i += 4) { if ((i % 0x10) == 0) - printk(KERN_EMERG "%08x: ", (int) (tp + i)); + printk(KERN_EMERG "%p: ", tp + i); printk("%08x ", (int) *sp++); } printk(KERN_EMERG "\n"); @@ -332,7 +332,7 @@ void dump(struct pt_regs *fp) tp = ((unsigned char *) fp) - 0x40; for (sp = (unsigned long *) tp, i = 0; (i < 0xc0); i += 4) { if ((i % 0x10) == 0) - printk(KERN_EMERG "%08x: ", (int) (tp + i)); + printk(KERN_EMERG "%p: ", tp + i); printk("%08x ", (int) *sp++); } printk(KERN_EMERG "\n"); @@ -341,7 +341,7 @@ void dump(struct pt_regs *fp) tp = (unsigned char *) (rdusp() - 0x10); for (sp = (unsigned long *) tp, i = 0; (i < 0x80); i += 4) { if ((i % 0x10) == 0) - printk(KERN_EMERG "%08x: ", (int) (tp + i)); + printk(KERN_EMERG "%p: ", tp + i); printk("%08x ", (int) *sp++); } printk(KERN_EMERG "\n"); -- cgit v1.1 From 145e5aa269d54e4ea53fdb5e597007bd287fbe49 Mon Sep 17 00:00:00 2001 From: Tony Luck Date: Wed, 18 Aug 2010 10:17:44 -0700 Subject: =?UTF-8?q?[IA64]=20Fix=20build=20error:=20conflicting=20types=20f?= =?UTF-8?q?or=20=E2=80=98sys=5Fexecve=E2=80=99?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit arch/ia64/kernel/process.c:636: error: conflicting types for ‘sys_execve’ commit d7627467b7a8dd6944885290a03a07ceb28c10eb Make do_execve() take a const filename pointer Missed the declaration of sys_execve in the ia64 asm/unistd.h (perhaps because there is no reason for it to be there ... it might be a left over from the COMPAT code?). Just delete the conflicting version. Signed-off-by: Tony Luck --- arch/ia64/include/asm/unistd.h | 2 -- 1 file changed, 2 deletions(-) (limited to 'arch') diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h index 87f1bd1..954d398 100644 --- a/arch/ia64/include/asm/unistd.h +++ b/arch/ia64/include/asm/unistd.h @@ -356,8 +356,6 @@ asmlinkage unsigned long sys_mmap2( int fd, long pgoff); struct pt_regs; struct sigaction; -long sys_execve(const char __user *filename, char __user * __user *argv, - char __user * __user *envp, struct pt_regs *regs); asmlinkage long sys_ia64_pipe(void); asmlinkage long sys_rt_sigaction(int sig, const struct sigaction __user *act, -- cgit v1.1