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freezer: exec should clear PF_NOFREEZE along with PF_KTHREAD

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flush_old_exec() clears PF_KTHREAD but forgets about PF_NOFREEZE.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Oleg Nesterov 2012-10-25 22:28:12 +02:00 committed by Rafael J. Wysocki
parent e377367772
commit b40a79591c
1 changed files with 2 additions and 1 deletions
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3
fs/exec.c
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@ -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;