[PATCH 1/3] signal: turn dequeue_signal_lock() into kernel_dequeue_signal()

[Tejun Heo]

On Sat, Oct 03, 2015 at 08:13:36PM +0200, Oleg Nesterov wrote:
> 1. Rename dequeue_signal_lock() to kernel_dequeue_signal(). This
>    matches another "for kthreads only" kernel_sigaction() helper.
> 
> 2. Remove the "tsk" and "mask" arguments, they are always current
>    and current->blocked. And it is simply wrong if tsk != current.
> 
> 3. We could also remove the 3rd "siginfo_t *info" arg but it looks
>    potentially useful. However we can simplify the callers if we
>    change kernel_dequeue_signal() to accept info => NULL.
> 
> 4. Remove _irqsave, it is never called from atomic context.
> 
> Signed-off-by: Oleg Nesterov <oleg at redhat.com>

FWIW, looks good to me.

Reviewed-by: Tejun Heo <tj at kernel.org>

Thanks.

-- 
tejun