The following commit has been merged into the sched/urgent branch of tip: Commit-ID: 9ed20bafc85806ca6c97c9128cec46c3ef80ae86 Gitweb: https://git.kernel.org/tip/9ed20bafc85806ca6c97c9128cec46c3ef80ae86 Author: Andrew Halaney <ahalaney@xxxxxxxxxx> AuthorDate: Fri, 03 Dec 2021 17:32:03 -06:00 Committer: Peter Zijlstra <peterz@xxxxxxxxxxxxx> CommitterDate: Sat, 04 Dec 2021 10:56:18 +01:00 preempt/dynamic: Fix setup_preempt_mode() return value __setup() callbacks expect 1 for success and 0 for failure. Correct the usage here to reflect that. Fixes: 826bfeb37bb4 ("preempt/dynamic: Support dynamic preempt with preempt= boot option") Reported-by: Mark Rutland <mark.rutland@xxxxxxx> Signed-off-by: Andrew Halaney <ahalaney@xxxxxxxxxx> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Link: https://lkml.kernel.org/r/20211203233203.133581-1-ahalaney@xxxxxxxxxx --- kernel/sched/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 76f9dee..814c52d 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -6617,11 +6617,11 @@ static int __init setup_preempt_mode(char *str) int mode = sched_dynamic_mode(str); if (mode < 0) { pr_warn("Dynamic Preempt: unsupported mode: %s\n", str); - return 1; + return 0; } sched_dynamic_update(mode); - return 0; + return 1; } __setup("preempt=", setup_preempt_mode);