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| author | Ingo Molnar <mingo@elte.hu> | 2006-07-03 00:24:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-03 15:27:03 -0700 |
| commit | de30a2b355ea85350ca2f58f3b9bf4e5bc007986 (patch) | |
| tree | 0bef670aff65614b3c78ca13b20307355b8221d5 /include/linux/interrupt.h | |
| parent | 5bdc9b447c0076f494a56fdcd93ee8c5e78a2afd (diff) | |
| download | lwn-de30a2b355ea85350ca2f58f3b9bf4e5bc007986.tar.gz lwn-de30a2b355ea85350ca2f58f3b9bf4e5bc007986.zip | |
[PATCH] lockdep: irqtrace subsystem, core
Accurate hard-IRQ-flags and softirq-flags state tracing.
This allows us to attach extra functionality to IRQ flags on/off
events (such as trace-on/off).
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/interrupt.h')
| -rw-r--r-- | include/linux/interrupt.h | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 73463fbb38e4..d5afee95fd43 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -10,6 +10,7 @@ #include <linux/irqreturn.h> #include <linux/hardirq.h> #include <linux/sched.h> +#include <linux/irqflags.h> #include <asm/atomic.h> #include <asm/ptrace.h> #include <asm/system.h> @@ -199,13 +200,11 @@ static inline void __deprecated save_and_cli(unsigned long *x) #define save_and_cli(x) save_and_cli(&x) #endif /* CONFIG_SMP */ -/* SoftIRQ primitives. */ -#define local_bh_disable() \ - do { add_preempt_count(SOFTIRQ_OFFSET); barrier(); } while (0) -#define __local_bh_enable() \ - do { barrier(); sub_preempt_count(SOFTIRQ_OFFSET); } while (0) - +extern void local_bh_disable(void); +extern void __local_bh_enable(void); +extern void _local_bh_enable(void); extern void local_bh_enable(void); +extern void local_bh_enable_ip(unsigned long ip); /* PLEASE, avoid to allocate new softirqs, if you need not _really_ high frequency threaded job scheduling. For almost all the purposes |