From 0ecb58210bd9de14df62a614be07428ef10f9469 Mon Sep 17 00:00:00 2001
From: Davidlohr Bueso <dave@stgolabs.net>
Date: Tue, 14 May 2019 15:46:23 -0700
Subject: [PATCH] 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>
---
ipc/mqueue.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 6f93bda7e4088..8c6a04111fded 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);
--
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