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authorOleg Nesterov <oleg@redhat.com>2012-03-05 14:59:13 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-05 15:49:42 -0800
commitc415c3b47ea2754659d915cca387a20999044163 (patch)
treec2cb1134f139702e06ade8aecbeff70be7ea727c /fs/exec.c
parent880641bb9da2473e9ecf6c708d993b29928c1b3c (diff)
vfork: introduce complete_vfork_done()
No functional changes. Move the clear-and-complete-vfork_done code into the new trivial helper, complete_vfork_done(). Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 92ce83a11e9..dccdcec913e 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1915,7 +1915,6 @@ 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);
@@ -1934,11 +1933,8 @@ static int coredump_wait(int exit_code, struct core_state *core_state)
* 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 (tsk->vfork_done)
+ complete_vfork_done(tsk);
if (core_waiters)
wait_for_completion(&core_state->startup);