blob: 131c65868f2db8f3250923a65e92c1bb168c6aa0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
From: Scott Wood <swood@redhat.com>
Date: Sat, 27 Jul 2019 00:56:33 -0500
Subject: [PATCH 299/353] sched: Remove dead __migrate_disabled() check
Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=2beb0e09e6c79687ac5e46b7ab9466ad18b542f6
[ Upstream commit 14d9272d534ea91262e15db99443fc5995c7c016 ]
This code was unreachable given the __migrate_disabled() branch
to "out" immediately beforehand.
Signed-off-by: Scott Wood <swood@redhat.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
kernel/sched/core.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 046c9a3e415a..56c1aa35ed42 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1185,13 +1185,6 @@ static int __set_cpus_allowed_ptr(struct task_struct *p,
if (cpumask_test_cpu(task_cpu(p), new_mask) || __migrate_disabled(p))
goto out;
-#if defined(CONFIG_SMP) && defined(CONFIG_PREEMPT_RT_BASE)
- if (__migrate_disabled(p)) {
- p->migrate_disable_update = 1;
- goto out;
- }
-#endif
-
if (task_running(rq, p) || p->state == TASK_WAKING) {
struct migration_arg arg = { p, dest_cpu };
/* Need help from migration thread: drop lock and wait. */
|