diff options
| author |   Davidlohr Bueso <dave@stgolabs.net> | 2019-05-14 15:46:23 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 19:52:52 -0700 |
| commit | 0ecb58210bd9de14df62a614be07428ef10f9469 (patch) | |
| tree | 1c14872d716a67804a70b6a50e933ef7d935df6c | |
| parent | ipc: prevent lockup on alloc_msg and free_msg (diff) | |
| download | linux-dev-0ecb58210bd9de14df62a614be07428ef10f9469.tar.xz linux-dev-0ecb58210bd9de14df62a614be07428ef10f9469.zip | |
ipc/mqueue: remove redundant wq task assignment
We already store the current task fo the new waiter before calling
wq_sleep() in both send and recv paths. Trivially remove the redundant
assignment.
Link: http://lkml.kernel.org/r/20190321190216.1719-1-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | ipc/mqueue.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 6f93bda7e408..8c6a04111fde 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -611,8 +611,6 @@ static void wq_add(struct mqueue_inode_info *info, int sr, { struct ext_wait_queue *walk; - ewp->task = current; - list_for_each_entry(walk, &info->e_wait_q[sr].list, list) { if (walk->task->prio <= current->prio) { list_add_tail(&ewp->list, &walk->list); |