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| author |   Namhyung Kim <namhyung@gmail.com> | 2010-10-27 15:34:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-27 18:03:12 -0700 |
| commit | b84011508360d6885a9d95a235ec77d56f133377 (patch) | |
| tree | 471f4aecda99cb5f82b0fa957887c10d5d176960 /kernel | |
| parent | signals: annotate lock_task_sighand() (diff) | |
| download | linux-dev-b84011508360d6885a9d95a235ec77d56f133377.tar.xz linux-dev-b84011508360d6885a9d95a235ec77d56f133377.zip | |
signals: annotate lock context change on ptrace_stop()
ptrace_stop() releases and regrabs current->sighand->siglock 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')
| -rw-r--r-- | kernel/signal.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index e921409b85a9..4e3cff10fdce 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -1618,6 +1618,8 @@ static int sigkill_pending(struct task_struct *tsk) * is gone, we keep current->exit_code unless clear_code. */ static void ptrace_stop(int exit_code, int clear_code, siginfo_t *info) + __releases(¤t->sighand->siglock) + __acquires(¤t->sighand->siglock) { if (arch_ptrace_stop_needed(exit_code, info)) { /* |