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| author | Salvatore Bonaccorso <carnil@debian.org> | 2019-12-18 18:06:31 +0100 |
|---|---|---|
| committer | Salvatore Bonaccorso <carnil@debian.org> | 2019-12-18 22:50:21 +0100 |
| commit | 102987a83771aa994821d4d982d06faa64c789e4 (patch) | |
| tree | 3e5ab5206886ec297a1a97ce80f504d75468ed2f /debian/patches-rt/sched-disable-ttwu-queue.patch | |
| parent | 479cb120ecb2b3f2c4d929a7b57860248d6f79bd (diff) | |
| download | linux-debian-102987a83771aa994821d4d982d06faa64c789e4.tar.gz | |
[rt] Update to 5.4.3-rt1 and re-enable
Adjust for context changes due to backport of
e66b39af00f4 ("workqueue: Fix pwq ref leak in rescuer_thread()") and
def98c84b6cd ("workqueue: Fix spurious sanity check failures in
destroy_workqueue()") in 5.4.4.
Diffstat (limited to 'debian/patches-rt/sched-disable-ttwu-queue.patch')
| -rw-r--r-- | debian/patches-rt/sched-disable-ttwu-queue.patch | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/debian/patches-rt/sched-disable-ttwu-queue.patch b/debian/patches-rt/sched-disable-ttwu-queue.patch index ac2572d50..06708fa20 100644 --- a/debian/patches-rt/sched-disable-ttwu-queue.patch +++ b/debian/patches-rt/sched-disable-ttwu-queue.patch @@ -1,7 +1,7 @@ Subject: sched: Disable TTWU_QUEUE on RT From: Thomas Gleixner <tglx@linutronix.de> Date: Tue, 13 Sep 2011 16:42:35 +0200 -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.2/older/patches-5.2.17-rt9.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/older/patches-5.4.3-rt1.tar.xz The queued remote wakeup mechanism can introduce rather large latencies if the number of migrated tasks is high. Disable it for RT. @@ -13,11 +13,11 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- a/kernel/sched/features.h +++ b/kernel/sched/features.h -@@ -46,11 +46,16 @@ SCHED_FEAT(LB_BIAS, false) +@@ -45,11 +45,16 @@ SCHED_FEAT(DOUBLE_TICK, false) */ SCHED_FEAT(NONTASK_CAPACITY, true) -+#ifdef CONFIG_PREEMPT_RT_FULL ++#ifdef CONFIG_PREEMPT_RT +SCHED_FEAT(TTWU_QUEUE, false) +#else + |