[PATCH 3/3] signal: remove jffs2_garbage_collect_thread()->allow_signal(SIGCONT)

From	Oleg Nesterov <oleg@redhat.com>
Newsgroups	linux.kernel
Subject	[PATCH 3/3] signal: remove jffs2_garbage_collect_thread()->allow_signal(SIGCONT)
Date	2015-10-03 20:20 +0200
Message-ID	<qfzzz-1bp-3@gated-at.bofh.it> (permalink)
References	<qfzzA-1bp-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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jffs2_garbage_collect_thread() does allow_signal(SIGCONT) for no reason,
SIGCONT will wake a stopped task up even if it is ignored.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
 fs/jffs2/background.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
index 53cc735..e5c1783 100644
--- a/fs/jffs2/background.c
+++ b/fs/jffs2/background.c
@@ -80,7 +80,6 @@ static int jffs2_garbage_collect_thread(void *_c)
 	siginitset(&hupmask, sigmask(SIGHUP));
 	allow_signal(SIGKILL);
 	allow_signal(SIGSTOP);
-	allow_signal(SIGCONT);
 	allow_signal(SIGHUP);
 
 	c->gc_task = current;
-- 
2.4.3

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[PATCH 3/3] signal: remove  jffs2_garbage_collect_thread()->allow_signal(SIGCONT) Oleg Nesterov <oleg@redhat.com> - 2015-10-03 20:20 +0200
  Re: [PATCH 3/3] signal: remove  jffs2_garbage_collect_thread()->allow_signal(SIGCONT) Tejun Heo <tj@kernel.org> - 2015-10-04 19:30 +0200

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