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| author | Ingo Molnar <mingo@elte.hu> | 2012-03-12 20:44:07 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2012-03-12 20:44:11 +0100 |
| commit | 35239e23c66f1614c76739b62a299c3c92d6eb68 (patch) | |
| tree | 7b1e068df888ec9a00b43c1dd7517a6490da6a94 /fs/exec.c | |
| parent | 3f33ab1c0c741bfab2138c14ba1918a7905a1e8b (diff) | |
| parent | 87e24f4b67e68d9fd8df16e0bf9c66d1ad2a2533 (diff) | |
| download | lwn-35239e23c66f1614c76739b62a299c3c92d6eb68.tar.gz lwn-35239e23c66f1614c76739b62a299c3c92d6eb68.zip | |
Merge branch 'perf/urgent' into perf/core
Merge reason: We are going to queue up a dependent patch.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/fs/exec.c b/fs/exec.c index 92cbd916804f..b0695a9900ef 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1918,7 +1918,6 @@ static int coredump_wait(int exit_code, struct core_state *core_state) { struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - struct completion *vfork_done; int core_waiters = -EBUSY; init_completion(&core_state->startup); @@ -1930,22 +1929,9 @@ static int coredump_wait(int exit_code, struct core_state *core_state) core_waiters = zap_threads(tsk, mm, core_state, exit_code); up_write(&mm->mmap_sem); - if (unlikely(core_waiters < 0)) - goto fail; - - /* - * Make sure nobody is waiting for us to release the VM, - * otherwise we can deadlock when we wait on each other - */ - vfork_done = tsk->vfork_done; - if (vfork_done) { - tsk->vfork_done = NULL; - complete(vfork_done); - } - - if (core_waiters) + if (core_waiters > 0) wait_for_completion(&core_state->startup); -fail: + return core_waiters; } |