linux-kernel - [PATCH 1/1] freezer: exec should clear PF_NOFREEZE along with PF

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Date:	Thu, 25 Oct 2012 19:12:56 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	rjw@...k.pl, linux-kernel@...r.kernel.org, lizefan@...wei.com,
	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org
Subject: [PATCH 1/1] freezer: exec should clear PF_NOFREEZE along with
	PF_KTHREAD

flush_old_exec() clears PF_KTHREAD but forgets about PF_NOFREEZE.

Signed-off-by: Oleg Nesterov <oleg@...hat.com>
---
 fs/exec.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index 8b9011b..0039055 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1083,7 +1083,8 @@ int flush_old_exec(struct linux_binprm * bprm)
 	bprm->mm = NULL;		/* We're using it now */
 
 	set_fs(USER_DS);
-	current->flags &= ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD);
+	current->flags &=
+		~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD | PF_NOFREEZE);
 	flush_thread();
 	current->personality &= ~bprm->per_clear;
 
-- 
1.5.5.1


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