iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sched/core: Fix size of rq::uclamp initialization

Browse Source 
[ Upstream commit dcd6dffb0a75741471297724640733fa4e958d72 ]

rq::uclamp is an array of struct uclamp_rq, make sure we clear the
whole thing.

Fixes: 69842cba9ace ("sched/uclamp: Add CPU's clamp buckets refcountinga")
Signed-off-by: Li Guanglei <guanglei.li@unisoc.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Qais Yousef <qais.yousef@arm.com>
Link: https://lkml.kernel.org/r/1577259844-12677-1-git-send-email-guangleix.li@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Li Guanglei 2019-12-25 15:44:04 +08:00 committed by Greg Kroah-Hartman
parent 8da6ae7dcb
commit 5d13f62b9e
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/sched/core.c
View File

@ -1252,7 +1252,8 @@ static void __init init_uclamp(void)
mutex_init(&uclamp_mutex);
for_each_possible_cpu(cpu) {
memset(&cpu_rq(cpu)->uclamp, 0, sizeof(struct uclamp_rq));
memset(&cpu_rq(cpu)->uclamp, 0,
sizeof(struct uclamp_rq)*UCLAMP_CNT);
cpu_rq(cpu)->uclamp_flags = 0;
}