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sh: __irq_entry annotate do_IRQ().

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This adds an __irq_entry annotation for do_IRQ() so that the IRQ
annotation in the function graph tracer works as advertized. We already
have the IRQENTRY section wired up, so this is just a trivial addition
to actually make use of it.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2009-10-26 09:58:31 +09:00
parent 964fe080d9
commit ba93483f8c
1 changed files with 2 additions and 1 deletions
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3
arch/sh/kernel/irq.c
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@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/kernel_stat.h>
#include <linux/seq_file.h>
#include <linux/ftrace.h>
#include <asm/processor.h>
#include <asm/machvec.h>
#include <asm/uaccess.h>
@ -106,7 +107,7 @@ static union irq_ctx *hardirq_ctx[NR_CPUS] __read_mostly;
static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly;
#endif
asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
asmlinkage __irq_entry int do_IRQ(unsigned int irq, struct pt_regs *regs)
{
struct pt_regs *old_regs = set_irq_regs(regs);
#ifdef CONFIG_IRQSTACKS