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| author | Ananth N Mavinakayanahalli <ananth@in.ibm.com> | 2005-11-07 01:00:14 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-07 07:53:46 -0800 |
| commit | d217d5450f11d8c907c0458d175b0dc999b4d06d (patch) | |
| tree | ebd68eb9e0b632049d22240a3589887ca27077a5 /kernel/kprobes.c | |
| parent | 991a51d83a3d9bebfafdd1e692cf310899d60791 (diff) | |
| download | lwn-d217d5450f11d8c907c0458d175b0dc999b4d06d.tar.gz lwn-d217d5450f11d8c907c0458d175b0dc999b4d06d.zip | |
[PATCH] Kprobes: preempt_disable/enable() simplification
Reorganize the preempt_disable/enable calls to eliminate the extra preempt
depth. Changes based on Paul McKenney's review suggestions for the kprobes
RCU changeset.
Signed-off-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Signed-off-by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/kprobes.c')
| -rw-r--r-- | kernel/kprobes.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c index cfef426e4cdc..5beda378cc75 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -167,7 +167,7 @@ static inline void reset_kprobe_instance(void) * This routine is called either: * - under the kprobe_lock spinlock - during kprobe_[un]register() * OR - * - under an rcu_read_lock() - from arch/xxx/kernel/kprobes.c + * - with preemption disabled - from arch/xxx/kernel/kprobes.c */ struct kprobe __kprobes *get_kprobe(void *addr) { |