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-rw-r--r--arch/sh/kernel/cpu/clock-cpg.c16
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7366.c10
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7723.c9
-rw-r--r--arch/sh/kernel/cpu/sh4a/smp-shx3.c5
-rw-r--r--arch/sh/kernel/ftrace.c60
-rw-r--r--arch/sh/kernel/process_32.c2
-rw-r--r--arch/sh/kernel/process_64.c7
-rw-r--r--arch/sh/kernel/sh_ksyms_64.c7
-rw-r--r--arch/sh/kernel/signal_32.c4
-rw-r--r--arch/sh/kernel/smp.c10
-rw-r--r--arch/sh/kernel/sys_sh.c2
-rw-r--r--arch/sh/kernel/syscalls_32.S1
-rw-r--r--arch/sh/kernel/syscalls_64.S1
-rw-r--r--arch/sh/kernel/time.c27
-rw-r--r--arch/sh/kernel/traps.c1
15 files changed, 77 insertions, 85 deletions
diff --git a/arch/sh/kernel/cpu/clock-cpg.c b/arch/sh/kernel/cpu/clock-cpg.c
index 275942e..6dfe2cc 100644
--- a/arch/sh/kernel/cpu/clock-cpg.c
+++ b/arch/sh/kernel/cpu/clock-cpg.c
@@ -1,6 +1,6 @@
#include <linux/clk.h>
#include <linux/compiler.h>
-#include <linux/bootmem.h>
+#include <linux/slab.h>
#include <linux/io.h>
#include <asm/clock.h>
@@ -127,10 +127,11 @@ int __init sh_clk_div6_register(struct clk *clks, int nr)
int k;
freq_table_size *= (nr_divs + 1);
-
- freq_table = alloc_bootmem(freq_table_size * nr);
- if (!freq_table)
+ freq_table = kzalloc(freq_table_size * nr, GFP_KERNEL);
+ if (!freq_table) {
+ pr_err("sh_clk_div6_register: unable to alloc memory\n");
return -ENOMEM;
+ }
for (k = 0; !ret && (k < nr); k++) {
clkp = clks + k;
@@ -175,10 +176,11 @@ int __init sh_clk_div4_register(struct clk *clks, int nr,
int k;
freq_table_size *= (nr_divs + 1);
-
- freq_table = alloc_bootmem(freq_table_size * nr);
- if (!freq_table)
+ freq_table = kzalloc(freq_table_size * nr, GFP_KERNEL);
+ if (!freq_table) {
+ pr_err("sh_clk_div4_register: unable to alloc memory\n");
return -ENOMEM;
+ }
for (k = 0; !ret && (k < nr); k++) {
clkp = clks + k;
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
index 318516f..c18f7d0 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
@@ -15,6 +15,7 @@
#include <linux/serial_sci.h>
#include <linux/uio_driver.h>
#include <linux/sh_timer.h>
+#include <linux/usb/r8a66597.h>
#include <asm/clock.h>
static struct resource iic_resources[] = {
@@ -38,18 +39,20 @@ static struct platform_device iic_device = {
.resource = iic_resources,
};
+static struct r8a66597_platdata r8a66597_data = {
+ /* This set zero to all members */
+};
+
static struct resource usb_host_resources[] = {
[0] = {
- .name = "r8a66597_hcd",
.start = 0xa4d80000,
.end = 0xa4d800ff,
.flags = IORESOURCE_MEM,
},
[1] = {
- .name = "r8a66597_hcd",
.start = 65,
.end = 65,
- .flags = IORESOURCE_IRQ,
+ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
},
};
@@ -59,6 +62,7 @@ static struct platform_device usb_host_device = {
.dev = {
.dma_mask = NULL,
.coherent_dma_mask = 0xffffffff,
+ .platform_data = &r8a66597_data,
},
.num_resources = ARRAY_SIZE(usb_host_resources),
.resource = usb_host_resources,
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index d8f4a13..e1bb80b 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -13,6 +13,7 @@
#include <linux/mm.h>
#include <linux/serial_sci.h>
#include <linux/uio_driver.h>
+#include <linux/usb/r8a66597.h>
#include <linux/sh_timer.h>
#include <linux/io.h>
#include <asm/clock.h>
@@ -396,9 +397,12 @@ static struct platform_device rtc_device = {
.resource = rtc_resources,
};
+static struct r8a66597_platdata r8a66597_data = {
+ /* This set zero to all members */
+};
+
static struct resource sh7723_usb_host_resources[] = {
[0] = {
- .name = "r8a66597_hcd",
.start = 0xa4d80000,
.end = 0xa4d800ff,
.flags = IORESOURCE_MEM,
@@ -406,7 +410,7 @@ static struct resource sh7723_usb_host_resources[] = {
[1] = {
.start = 65,
.end = 65,
- .flags = IORESOURCE_IRQ,
+ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
},
};
@@ -416,6 +420,7 @@ static struct platform_device sh7723_usb_host_device = {
.dev = {
.dma_mask = NULL, /* not use dma */
.coherent_dma_mask = 0xffffffff,
+ .platform_data = &r8a66597_data,
},
.num_resources = ARRAY_SIZE(sh7723_usb_host_resources),
.resource = sh7723_usb_host_resources,
diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c
index b8869aa..2b6b0d5 100644
--- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c
+++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c
@@ -35,8 +35,7 @@ void __init plat_smp_setup(void)
unsigned int cpu = 0;
int i, num;
- cpus_clear(cpu_possible_map);
- cpu_set(cpu, cpu_possible_map);
+ init_cpu_possible(cpumask_of(cpu));
__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;
@@ -46,7 +45,7 @@ void __init plat_smp_setup(void)
* for the total number of cores.
*/
for (i = 1, num = 0; i < NR_CPUS; i++) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++num;
__cpu_logical_map[num] = i;
}
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index 4c32474..066f37d 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2008 Matt Fleming <mjf@gentoo.org>
+ * Copyright (C) 2008 Matt Fleming <matt@console-pimps.org>
* Copyright (C) 2008 Paul Mundt <lethal@linux-sh.org>
*
* Code for replacing ftrace calls with jumps.
@@ -19,30 +19,37 @@
#include <asm/ftrace.h>
#include <asm/cacheflush.h>
-static unsigned char ftrace_nop[] = {
- 0x09, 0x00, /* nop */
- 0x09, 0x00, /* nop */
-};
-
static unsigned char ftrace_replaced_code[MCOUNT_INSN_SIZE];
-unsigned char *ftrace_nop_replace(void)
+static unsigned char ftrace_nop[4];
+/*
+ * If we're trying to nop out a call to a function, we instead
+ * place a call to the address after the memory table.
+ *
+ * 8c011060 <a>:
+ * 8c011060: 02 d1 mov.l 8c01106c <a+0xc>,r1
+ * 8c011062: 22 4f sts.l pr,@-r15
+ * 8c011064: 02 c7 mova 8c011070 <a+0x10>,r0
+ * 8c011066: 2b 41 jmp @r1
+ * 8c011068: 2a 40 lds r0,pr
+ * 8c01106a: 09 00 nop
+ * 8c01106c: 68 24 .word 0x2468 <--- ip
+ * 8c01106e: 1d 8c .word 0x8c1d
+ * 8c011070: 26 4f lds.l @r15+,pr <--- ip + MCOUNT_INSN_SIZE
+ *
+ * We write 0x8c011070 to 0x8c01106c so that on entry to a() we branch
+ * past the _mcount call and continue executing code like normal.
+ */
+static unsigned char *ftrace_nop_replace(unsigned long ip)
{
+ __raw_writel(ip + MCOUNT_INSN_SIZE, ftrace_nop);
return ftrace_nop;
}
-static int is_sh_nop(unsigned char *ip)
-{
- return strncmp(ip, ftrace_nop, sizeof(ftrace_nop));
-}
-
-unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
+static unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
{
/* Place the address in the memory table. */
- if (addr == CALLER_ADDR)
- __raw_writel(addr + MCOUNT_INSN_OFFSET, ftrace_replaced_code);
- else
- __raw_writel(addr, ftrace_replaced_code);
+ __raw_writel(addr, ftrace_replaced_code);
/*
* No locking needed, this must be called via kstop_machine
@@ -51,7 +58,7 @@ unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
return ftrace_replaced_code;
}
-int ftrace_modify_code(unsigned long ip, unsigned char *old_code,
+static int ftrace_modify_code(unsigned long ip, unsigned char *old_code,
unsigned char *new_code)
{
unsigned char replaced[MCOUNT_INSN_SIZE];
@@ -66,13 +73,6 @@ int ftrace_modify_code(unsigned long ip, unsigned char *old_code,
* kstop_machine, or before SMP starts.
*/
- /*
- * If we're trying to nop out a call to a function, we instead
- * place a call to the address after the memory table.
- */
- if (is_sh_nop(new_code) == 0)
- __raw_writel(ip + MCOUNT_INSN_SIZE, (unsigned long)new_code);
-
/* read the text we want to modify */
if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE))
return -EFAULT;
@@ -92,13 +92,13 @@ int ftrace_modify_code(unsigned long ip, unsigned char *old_code,
int ftrace_update_ftrace_func(ftrace_func_t func)
{
- unsigned long ip = (unsigned long)(&ftrace_call);
+ unsigned long ip = (unsigned long)(&ftrace_call) + MCOUNT_INSN_OFFSET;
unsigned char old[MCOUNT_INSN_SIZE], *new;
- memcpy(old, (unsigned char *)(ip + MCOUNT_INSN_OFFSET), MCOUNT_INSN_SIZE);
+ memcpy(old, (unsigned char *)ip, MCOUNT_INSN_SIZE);
new = ftrace_call_replace(ip, (unsigned long)func);
- return ftrace_modify_code(ip + MCOUNT_INSN_OFFSET, old, new);
+ return ftrace_modify_code(ip, old, new);
}
int ftrace_make_nop(struct module *mod,
@@ -108,7 +108,7 @@ int ftrace_make_nop(struct module *mod,
unsigned long ip = rec->ip;
old = ftrace_call_replace(ip, addr);
- new = ftrace_nop_replace();
+ new = ftrace_nop_replace(ip);
return ftrace_modify_code(rec->ip, old, new);
}
@@ -118,7 +118,7 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
unsigned char *new, *old;
unsigned long ip = rec->ip;
- old = ftrace_nop_replace();
+ old = ftrace_nop_replace(ip);
new = ftrace_call_replace(ip, addr);
return ftrace_modify_code(rec->ip, old, new);
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index 601bbc0..92d7740 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -119,8 +119,6 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
pid = do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0,
&regs, 0, NULL, NULL);
- trace_mark(kernel_arch_kthread_create, "pid %d fn %p", pid, fn);
-
return pid;
}
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index 3826773..24de742 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -323,7 +323,6 @@ ATTRIB_NORET void kernel_thread_helper(void *arg, int (*fn)(void *))
int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
{
struct pt_regs regs;
- int pid;
memset(&regs, 0, sizeof(regs));
regs.regs[2] = (unsigned long)arg;
@@ -333,12 +332,8 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
regs.sr = (1 << 30);
/* Ok, create the new process.. */
- pid = do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0,
+ return do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0,
&regs, 0, NULL, NULL);
-
- trace_mark(kernel_arch_kthread_create, "pid %d fn %p", pid, fn);
-
- return pid;
}
/*
diff --git a/arch/sh/kernel/sh_ksyms_64.c b/arch/sh/kernel/sh_ksyms_64.c
index 8f54ef0..f5bd156 100644
--- a/arch/sh/kernel/sh_ksyms_64.c
+++ b/arch/sh/kernel/sh_ksyms_64.c
@@ -38,13 +38,6 @@ EXPORT_SYMBOL(clear_user_page);
EXPORT_SYMBOL(flush_dcache_page);
#endif
-/* Networking helper routines. */
-EXPORT_SYMBOL(csum_partial);
-EXPORT_SYMBOL(csum_partial_copy_nocheck);
-#ifdef CONFIG_IPV6
-EXPORT_SYMBOL(csum_ipv6_magic);
-#endif
-
#ifdef CONFIG_VT
EXPORT_SYMBOL(screen_info);
#endif
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 17784e1..b5afbec 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -332,8 +332,8 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
/* These symbols are defined with the addresses in the vsyscall page.
See vsyscall-trapa.S. */
-extern void __user __kernel_sigreturn;
-extern void __user __kernel_rt_sigreturn;
+extern void __kernel_sigreturn(void);
+extern void __kernel_rt_sigreturn(void);
static int setup_frame(int sig, struct k_sigaction *ka,
sigset_t *set, struct pt_regs *regs)
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 8f40274..442d8d4 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -47,7 +47,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
plat_prepare_cpus(max_cpus);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}
@@ -58,8 +58,8 @@ void __devinit smp_prepare_boot_cpu(void)
__cpu_number_map[0] = cpu;
__cpu_logical_map[0] = cpu;
- cpu_set(cpu, cpu_online_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_online(cpu, true);
+ set_cpu_possible(cpu, true);
}
asmlinkage void __cpuinit start_secondary(void)
@@ -171,11 +171,11 @@ void smp_send_stop(void)
smp_call_function(stop_this_cpu, 0, 0);
}
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
{
int cpu;
- for_each_cpu_mask(cpu, mask)
+ for_each_cpu(cpu, mask)
plat_send_ipi(cpu, SMP_MSG_FUNCTION);
}
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index e3a7e36..90d00e4 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -88,8 +88,6 @@ asmlinkage int sys_ipc(uint call, int first, int second,
version = call >> 16; /* hack for backward compatibility */
call &= 0xffff;
- trace_mark(kernel_arch_ipc_call, "call %u first %d", call, first);
-
if (call <= SEMTIMEDOP)
switch (call) {
case SEMOP:
diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S
index a9fff9f..f9e21fa 100644
--- a/arch/sh/kernel/syscalls_32.S
+++ b/arch/sh/kernel/syscalls_32.S
@@ -352,3 +352,4 @@ ENTRY(sys_call_table)
.long sys_preadv
.long sys_pwritev
.long sys_rt_tgsigqueueinfo /* 335 */
+ .long sys_perf_counter_open
diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S
index 75c1889..bf420b6 100644
--- a/arch/sh/kernel/syscalls_64.S
+++ b/arch/sh/kernel/syscalls_64.S
@@ -390,3 +390,4 @@ sys_call_table:
.long sys_preadv
.long sys_pwritev
.long sys_rt_tgsigqueueinfo
+ .long sys_perf_counter_open
diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c
index 2edde32..9b352a1 100644
--- a/arch/sh/kernel/time.c
+++ b/arch/sh/kernel/time.c
@@ -91,21 +91,6 @@ module_init(rtc_generic_init);
void (*board_time_init)(void);
-unsigned long long sched_clock(void)
-{
- return (jiffies_64 - INITIAL_JIFFIES) * (NSEC_PER_SEC / HZ);
-}
-
-static void __init sh_late_time_init(void)
-{
- /*
- * Make sure all compiled-in early timers register themselves.
- * Run probe() for one "earlytimer" device.
- */
- early_platform_driver_register_all("earlytimer");
- early_platform_driver_probe("earlytimer", 1, 0);
-}
-
void __init time_init(void)
{
if (board_time_init)
@@ -121,5 +106,15 @@ void __init time_init(void)
local_timer_setup(smp_processor_id());
#endif
- late_time_init = sh_late_time_init;
+ /*
+ * Make sure all compiled-in early timers register themselves.
+ *
+ * Run probe() for two "earlytimer" devices, these will be the
+ * clockevents and clocksource devices respectively. In the event
+ * that only a clockevents device is available, we -ENODEV on the
+ * clocksource and the jiffies clocksource is used transparently
+ * instead. No error handling is necessary here.
+ */
+ early_platform_driver_register_all("earlytimer");
+ early_platform_driver_probe("earlytimer", 2, 0);
}
diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index 46348ed0..b3e0067 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -69,6 +69,7 @@ BUILD_TRAP_HANDLER(bug)
insn_size_t insn = *(insn_size_t *)instruction_pointer(regs);
if (insn == TRAPA_BUG_OPCODE)
handle_BUG(regs);
+ return;
}
#endif
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