Re: [PATCH 1/1] freezer: exec should clear PF_NOFREEZE along with PF_KTHREAD

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On Thu, Oct 25, 2012 at 07:12:56PM +0200, Oleg Nesterov wrote:
> flush_old_exec() clears PF_KTHREAD but forgets about PF_NOFREEZE.
> 
> Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>

Probably needs Cc: stable.

  Acked-by: Tejun Heo <tj@xxxxxxxxxx>

How should this be routed?  -mm?  Andrew, can you please pick this up?

Thanks.

> ---
>  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
> 
> 

-- 
tejun
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