aboutsummaryrefslogtreecommitdiffstats
path: root/ipc
diff options
context:
space:
mode:
authorJiri Pirko <jpirko@redhat.com>2009-04-14 20:17:16 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-15 12:05:25 +0200
commit05725f7eb4b8acb147c5fc7b91397b1f6bcab00d (patch)
tree1f22c6bec3429f7ec9ebb8acd25672249e39b380 /ipc
parent72c6a9870f901045f2464c3dc6ee8914bfdc07aa (diff)
downloadmrst-s0i3-test-05725f7eb4b8acb147c5fc7b91397b1f6bcab00d.tar.gz
mrst-s0i3-test-05725f7eb4b8acb147c5fc7b91397b1f6bcab00d.tar.xz
mrst-s0i3-test-05725f7eb4b8acb147c5fc7b91397b1f6bcab00d.zip
rculist: use list_entry_rcu in places where it's appropriate
Use previously introduced list_entry_rcu instead of an open-coded list_entry + rcu_dereference combination. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: dipankar@in.ibm.com LKML-Reference: <20090414181715.GA3634@psychotron.englab.brq.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'ipc')
-rw-r--r--ipc/sem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ipc/sem.c b/ipc/sem.c
index 16a2189e96f..87c2b641fd7 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1290,8 +1290,8 @@ void exit_sem(struct task_struct *tsk)
int i;
rcu_read_lock();
- un = list_entry(rcu_dereference(ulp->list_proc.next),
- struct sem_undo, list_proc);
+ un = list_entry_rcu(ulp->list_proc.next,
+ struct sem_undo, list_proc);
if (&un->list_proc == &ulp->list_proc)
semid = -1;
else