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authorMike Galbraith <efault@gmx.de>2011-01-05 13:16:04 +0300
committerIngo Molnar <mingo@elte.hu>2011-01-07 17:54:39 +0300
commit1c5354de90c900b369e2ebd36c3a065ede29eb93 (patch)
tree3144205e179f8c4503db06e8da95b604d1640b68
parente9aa1dd19fe49b5aed3ca94aab87576e534d2a39 (diff)
downloadlinux-1c5354de90c900b369e2ebd36c3a065ede29eb93.tar.xz
sched: Move sched_autogroup_exit() to free_signal_struct()
Per Oleg's suggestion, undo fork failure free/put_signal_struct change, and move sched_autogroup_exit() to free_signal_struct() instead. Signed-off-by: Mike Galbraith <efault@gmx.de> Reviewed-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1294222564.8369.6.camel@marge.simson.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--kernel/fork.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 7d164e25b0f0..dc1a8bbcea7b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -169,15 +169,14 @@ EXPORT_SYMBOL(free_task);
static inline void free_signal_struct(struct signal_struct *sig)
{
taskstats_tgid_free(sig);
+ sched_autogroup_exit(sig);
kmem_cache_free(signal_cachep, sig);
}
static inline void put_signal_struct(struct signal_struct *sig)
{
- if (atomic_dec_and_test(&sig->sigcnt)) {
- sched_autogroup_exit(sig);
+ if (atomic_dec_and_test(&sig->sigcnt))
free_signal_struct(sig);
- }
}
void __put_task_struct(struct task_struct *tsk)
@@ -1318,7 +1317,7 @@ bad_fork_cleanup_mm:
}
bad_fork_cleanup_signal:
if (!(clone_flags & CLONE_THREAD))
- put_signal_struct(p->signal);
+ free_signal_struct(p->signal);
bad_fork_cleanup_sighand:
__cleanup_sighand(p->sighand);
bad_fork_cleanup_fs: