diff mbox series

[v3,3/3] oom: enable OOM protection for mem lib process

Message ID 20211220095416.583323-3-liwang@redhat.com
State Changes Requested
Headers show
Series [v3,1/3] lib: add functions to adjust oom score | expand

Commit Message

Li Wang Dec. 20, 2021, 9:54 a.m. UTC 
Just simply invoke oom protection on mem library to make
it can collect full state of children.

Signed-off-by: Li Wang <liwang@redhat.com>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
---
 testcases/kernel/mem/lib/mem.c | 3 +++
 1 file changed, 3 insertions(+)

Comments

Cyril Hrubis Dec. 20, 2021, 1:27 p.m. UTC | #1 
Hi!
Reviewed-by: Cyril Hrubis <chrubis@suse.cz>
diff mbox series

Patch

diff --git a/testcases/kernel/mem/lib/mem.c b/testcases/kernel/mem/lib/mem.c
index ac890491c..a4bede0df 100644
--- a/testcases/kernel/mem/lib/mem.c
+++ b/testcases/kernel/mem/lib/mem.c
@@ -129,8 +129,11 @@  void oom(int testcase, int lite, int retcode, int allow_sigkill)
 	pid_t pid;
 	int status, threads;
 
+	tst_enable_oom_protection(0);
+
 	switch (pid = SAFE_FORK()) {
 	case 0:
+		tst_disable_oom_protection(0);
 		threads = MAX(1, tst_ncpus() - 1);
 		child_alloc(testcase, lite, threads);
 	default: