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[PATCH] uninline irq_enter()

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Uninline irq_enter().  [dynticks adds more stuff to it]

No functional changes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ingo Molnar 2007-02-16 01:27:45 -08:00 committed by Linus Torvalds
parent 07190a08ee
commit dde4b2b5f4
2 changed files with 11 additions and 6 deletions
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7
include/linux/hardirq.h
View file

@ -106,12 +106,7 @@ static inline void account_system_vtime(struct task_struct *tsk)
* always balanced, so the interrupted value of ->hardirq_context
* will always be restored.
*/
#define irq_enter() \
do { \
account_system_vtime(current); \
add_preempt_count(HARDIRQ_OFFSET); \
trace_hardirq_enter(); \
} while (0)
extern void irq_enter(void);
/*
* Exit irq context without processing softirqs:

10
kernel/softirq.c
View file

@ -273,6 +273,16 @@ EXPORT_SYMBOL(do_softirq);
#endif
/*
* Enter an interrupt context.
*/
void irq_enter(void)
{
account_system_vtime(current);
add_preempt_count(HARDIRQ_OFFSET);
trace_hardirq_enter();
}
#ifdef __ARCH_IRQ_EXIT_IRQS_DISABLED
# define invoke_softirq() __do_softirq()
#else