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| author | Namhyung Kim <namhyung@gmail.com> | 2010-10-27 15:33:44 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-27 18:03:10 -0700 |
| commit | c4b5ed250eebf854d40f27b43362c80f115cb57a (patch) | |
| tree | 870b5385ea51c0afbf3865fe6d7e3de3130dbbbe /kernel/ptrace.c | |
| parent | 26174efd42100eefac67732c0c12f41a205fa335 (diff) | |
| download | op-kernel-dev-c4b5ed250eebf854d40f27b43362c80f115cb57a.zip op-kernel-dev-c4b5ed250eebf854d40f27b43362c80f115cb57a.tar.gz | |
ptrace: annotate lock context change on exit_ptrace()
exit_ptrace() releases and regrabs tasklist_lock but was missing proper
annotation. Add it.
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Roland McGrath <roland@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Oleg Nesterov <oleg@redhat.com
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/ptrace.c')
| -rw-r--r-- | kernel/ptrace.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index f34d798..4afd9b8 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -329,6 +329,8 @@ int ptrace_detach(struct task_struct *child, unsigned int data) * and reacquire the lock. */ void exit_ptrace(struct task_struct *tracer) + __releases(&tasklist_lock) + __acquires(&tasklist_lock) { struct task_struct *p, *n; LIST_HEAD(ptrace_dead); |
