The commit is pushed to "branch-rh7-3.10.0-693.17.1.vz7.43.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-693.17.1.vz7.43.7
------>
commit 1d8faed7b3fc2a21686259156975a69cd2018a5b
Author: Andrey Ryabinin <aryabi...@virtuozzo.com>
Date: Mon Feb 19 19:22:22 2018 +0300
ve/kstat/alloc_lat: Initialize alloc_lat to zero at start
It seems that 'struct task_struct' not initialized to zero after
allocation. Thus we need to initialize alloc_lat explicitly.
https://jira.sw.ru/browse/PSBM-81395
Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
Reviewed-by: Kirill Tkhai <ktk...@virtuozzo.com>
---
kernel/fork.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/kernel/fork.c b/kernel/fork.c
index 645b489e33e0..112bef1e2695 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -373,6 +373,10 @@ static struct task_struct *dup_task_struct(struct
task_struct *orig, int node)
tsk->stack_canary = get_random_int();
#endif
+#ifdef CONFIG_VE
+ memset(tsk->alloc_lat, 0, sizeof(tsk->alloc_lat));
+#endif
+
/*
* One for us, one for whoever does the "release_task()" (usually
* parent)
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