diff options
Diffstat (limited to 'arch/arm/kernel/process.c')
| -rw-r--r-- | arch/arm/kernel/process.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 94bbedbed63..fe2277c5d8c 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -30,6 +30,7 @@ #include <linux/uaccess.h> #include <linux/random.h> #include <linux/hw_breakpoint.h> +#include <trace/sched.h> #include <asm/cacheflush.h> #include <asm/leds.h> @@ -45,6 +46,8 @@ unsigned long __stack_chk_guard __read_mostly; EXPORT_SYMBOL(__stack_chk_guard); #endif +DEFINE_TRACE(sched_kthread_create); + static const char *processor_modes[] = { "USER_26", "FIQ_26" , "IRQ_26" , "SVC_26" , "UK4_26" , "UK5_26" , "UK6_26" , "UK7_26" , "UK8_26" , "UK9_26" , "UK10_26", "UK11_26", "UK12_26", "UK13_26", "UK14_26", "UK15_26", @@ -442,6 +445,7 @@ asm( ".pushsection .text\n" pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags) { struct pt_regs regs; + long pid; memset(®s, 0, sizeof(regs)); @@ -452,7 +456,10 @@ pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags) regs.ARM_pc = (unsigned long)kernel_thread_helper; regs.ARM_cpsr = regs.ARM_r7 | PSR_I_BIT; - return do_fork(flags|CLONE_VM|CLONE_UNTRACED, 0, ®s, 0, NULL, NULL); + pid = do_fork(flags|CLONE_VM|CLONE_UNTRACED, 0, ®s, 0, NULL, NULL); + + trace_sched_kthread_create(fn, pid); + return pid; } EXPORT_SYMBOL(kernel_thread); |