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| author | Rabin Vincent <rabin@rab.in> | 2010-10-07 17:21:58 +0200 |
|---|---|---|
| committer | Rabin Vincent <rabin@rab.in> | 2010-11-19 17:13:26 +0100 |
| commit | 61b5cb1c3bff8875d2fd289c7b6ac344f95261fa (patch) | |
| tree | 05a10694778dc70c5eb6114a1ed8403745a2cfcd /arch/arm/kernel/irq.c | |
| parent | ARM: versatile: ensure sched_clock() is notrace (diff) | |
| download | linux-61b5cb1c3bff8875d2fd289c7b6ac344f95261fa.tar.xz linux-61b5cb1c3bff8875d2fd289c7b6ac344f95261fa.zip | |
ARM: place C irq handlers in IRQ_ENTRY for ftrace
When FUNCTION_GRAPH_TRACER is enabled, place do_IRQ() and friends in the
IRQ_ENTRY section so that the irq-related features of the function graph
tracer work.
Signed-off-by: Rabin Vincent <rabin@rab.in>
Diffstat (limited to 'arch/arm/kernel/irq.c')
| -rw-r--r-- | arch/arm/kernel/irq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 36ad3be4692a..6d616333340f 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -35,6 +35,7 @@ #include <linux/list.h> #include <linux/kallsyms.h> #include <linux/proc_fs.h> +#include <linux/ftrace.h> #include <asm/system.h> #include <asm/mach/irq.h> @@ -105,7 +106,8 @@ unlock: * come via this function. Instead, they should provide their * own 'handler' */ -asmlinkage void __exception asm_do_IRQ(unsigned int irq, struct pt_regs *regs) +asmlinkage void __exception_irq_entry +asm_do_IRQ(unsigned int irq, struct pt_regs *regs) { struct pt_regs *old_regs = set_irq_regs(regs); |