diff options
| author | Juri Lelli <juri.lelli@redhat.com> | 2024-11-27 07:37:40 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-12-19 18:12:58 +0100 |
| commit | a3d85c14899bc53d0914ca3e1526fed5fba91631 (patch) | |
| tree | 679a0d2913150043e5656dc86b1b35cc39d4eb33 | |
| parent | 9b53d2c2a38a1effc341d99be3f99fa7ef17047d (diff) | |
sched/deadline: Fix replenish_dl_new_period dl_server condition
commit 22368fe1f9bbf39db2b5b52859589883273e80ce upstream.
The condition in replenish_dl_new_period() that checks if a reservation
(dl_server) is deferred and is not handling a starvation case is
obviously wrong.
Fix it.
Fixes: a110a81c52a9 ("sched/deadline: Deferrable dl server")
Signed-off-by: Juri Lelli <juri.lelli@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20241127063740.8278-1-juri.lelli@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | kernel/sched/deadline.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 40a1ad4493b4..fc6f41ac33eb 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -781,7 +781,7 @@ static inline void replenish_dl_new_period(struct sched_dl_entity *dl_se, * If it is a deferred reservation, and the server * is not handling an starvation case, defer it. */ - if (dl_se->dl_defer & !dl_se->dl_defer_running) { + if (dl_se->dl_defer && !dl_se->dl_defer_running) { dl_se->dl_throttled = 1; dl_se->dl_defer_armed = 1; } |