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| author | Masami Hiramatsu <mhiramat@redhat.com> | 2008-04-28 02:14:28 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:32 -0700 |
| commit | 9861668f747895608cea425f8457989d8dd2edf2 (patch) | |
| tree | db5dad352826407afb549a8cfa44d4c66823af15 /include/linux | |
| parent | 99602572812442d47403d85f376ad51298dd82a6 (diff) | |
| download | linux-stable-9861668f747895608cea425f8457989d8dd2edf2.tar.gz linux-stable-9861668f747895608cea425f8457989d8dd2edf2.tar.bz2 linux-stable-9861668f747895608cea425f8457989d8dd2edf2.zip | |
kprobes: add (un)register_kprobes for batch registration
Introduce unregister_/register_kprobes() for kprobe batch registration. This
can reduce waiting time for synchronized_sched() when a lot of probes have to
be unregistered at once.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Jim Keniston <jkenisto@us.ibm.com>
Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com>
Cc: Shaohua Li <shaohua.li@intel.com>
Cc: David Miller <davem@davemloft.net>
Cc: "Frank Ch. Eigler" <fche@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/kprobes.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index cd507ab4fed7..2ba7df645a84 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -234,6 +234,8 @@ static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) int register_kprobe(struct kprobe *p); void unregister_kprobe(struct kprobe *p); +int register_kprobes(struct kprobe **kps, int num); +void unregister_kprobes(struct kprobe **kps, int num); int setjmp_pre_handler(struct kprobe *, struct pt_regs *); int longjmp_break_handler(struct kprobe *, struct pt_regs *); int register_jprobe(struct jprobe *p); @@ -261,9 +263,16 @@ static inline int register_kprobe(struct kprobe *p) { return -ENOSYS; } +static inline int register_kprobes(struct kprobe **kps, int num) +{ + return -ENOSYS; +} static inline void unregister_kprobe(struct kprobe *p) { } +static inline void unregister_kprobes(struct kprobe **kps, int num) +{ +} static inline int register_jprobe(struct jprobe *p) { return -ENOSYS; |