From: Tom Zanussi <zanussi@kernel.org>
To: LKML <linux-kernel@vger.kernel.org>,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>, John Kacur <jkacur@redhat.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Daniel Wagner <wagi@monom.org>,
Clark Williams <williams@redhat.com>,
"Luis Claudio R. Goncalves" <lgoncalv@redhat.com>,
Tom Zanussi <zanussi@kernel.org>
Subject: [ANNOUNCE] 5.4.109-rt56
Date: Sat, 17 Apr 2021 14:45:54 -0500 [thread overview]
Message-ID: <86fbaceba90bb03ac58b4c7656d6dc09d4867909.camel@kernel.org> (raw)
Hello RT Folks!
I'm pleased to announce the 5.4.109-rt56 stable release.
You can get this release via the git tree at:
git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-stable-rt.git
branch: v5.4-rt
Head SHA1: a84a83ce44cafc96cb9cf419378a713dcdea00ac
Or to build 5.4.109-rt56 directly, the following patches should be applied:
https://www.kernel.org/pub/linux/kernel/v5.x/linux-5.4.tar.xz
https://www.kernel.org/pub/linux/kernel/v5.x/patch-5.4.109.xz
https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/patch-5.4.109-rt56.patch.xz
You can also build from 5.4.109-rt55 by applying the incremental patch:
https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/incr/patch-5.4.109-rt55-rt56.patch.xz
Enjoy!
Tom
Changes from v5.4.109-rt55:
---
Sebastian Andrzej Siewior (1):
mm: slub: Don't resize the location tracking cache on PREEMPT_RT
Tom Zanussi (1):
Linux 5.4.109-rt56
---
localversion-rt | 2 +-
mm/slub.c | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/localversion-rt b/localversion-rt
index 51b05e9abe6f..fdb0f880c7e9 100644
--- a/localversion-rt
+++ b/localversion-rt
@@ -1 +1 @@
--rt55
+-rt56
diff --git a/mm/slub.c b/mm/slub.c
index 1815e28852fe..0d78368d149a 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4647,6 +4647,9 @@ static int alloc_loc_track(struct loc_track *t, unsigned long max, gfp_t flags)
struct location *l;
int order;
+ if (IS_ENABLED(CONFIG_PREEMPT_RT) && flags == GFP_ATOMIC)
+ return 0;
+
order = get_order(sizeof(struct location) * max);
l = (void *)__get_free_pages(flags, order);
reply other threads:[~2021-04-17 19:45 UTC|newest]
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