diff options
author | Frederic Weisbecker <fweisbec@gmail.com> | 2009-09-23 23:08:43 +0200 |
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committer | Frederic Weisbecker <fweisbec@gmail.com> | 2009-09-23 23:08:43 +0200 |
commit | d7a4b414eed51f1653bb05ebe84122bf9a7ae18b (patch) | |
tree | bd6603a0c27de4c138a1767871897e9cd3e1a1d2 /arch/sh/kernel/irq.c | |
parent | 1f0ab40976460bc4673fa204ce917a725185d8f2 (diff) | |
parent | a724eada8c2a7b62463b73ccf73fd0bb6e928aeb (diff) |
Merge commit 'linus/master' into tracing/kprobes
Conflicts:
kernel/trace/Makefile
kernel/trace/trace.h
kernel/trace/trace_event_types.h
kernel/trace/trace_export.c
Merge reason:
Sync with latest significant tracing core changes.
Diffstat (limited to 'arch/sh/kernel/irq.c')
-rw-r--r-- | arch/sh/kernel/irq.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 3d09062f468..60f8af4497c 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -114,24 +114,7 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs) #endif irq_enter(); - -#ifdef CONFIG_DEBUG_STACKOVERFLOW - /* Debugging check for stack overflow: is there less than 1KB free? */ - { - long sp; - - __asm__ __volatile__ ("and r15, %0" : - "=r" (sp) : "0" (THREAD_SIZE - 1)); - - if (unlikely(sp < (sizeof(struct thread_info) + STACK_WARN))) { - printk("do_IRQ: stack overflow: %ld\n", - sp - sizeof(struct thread_info)); - dump_stack(); - } - } -#endif - - irq = irq_demux(intc_evt2irq(irq)); + irq = irq_demux(irq); #ifdef CONFIG_IRQSTACKS curctx = (union irq_ctx *)current_thread_info(); |