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: 826bfeb37b ("preempt/dynamic: Support dynamic preempt with preempt= boot option")
Reported-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Andrew Halaney <ahalaney@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20211203233203.133581-1-ahalaney@redhat.com
This commit is contained in:
Andrew Halaney 2021-12-03 17:32:03 -06:00 committed by Peter Zijlstra
parent e7f2be115f
commit 9ed20bafc8

View File

@ -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);