linux-kernel - Re: [PATCH 08/40] cris: Use set_current_blocked() and block

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Date:	Wed, 15 Feb 2012 09:43:54 +0100
From:	Jesper Nilsson <jesper.nilsson@...s.com>
To:	Matt Fleming <matt@...sole-pimps.org>
Cc:	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Matt Fleming <matt.fleming@...el.com>,
	Mikael Starvik <starvik@...s.com>,
	linux-cris-kernel <linux-cris-kernel@...s.com>
Subject: Re: [PATCH 08/40] cris: Use set_current_blocked() and
	block_sigmask()

On Tue, Feb 14, 2012 at 12:40:41PM +0100, Matt Fleming wrote:
> From: Matt Fleming <matt.fleming@...el.com>
> 
> As described in e6fa16ab ("signal: sigprocmask() should do
> retarget_shared_pending()") the modification of current->blocked is
> incorrect as we need to check whether the signal we're about to block
> is pending in the shared queue.
> 
> Also, use the new helper function introduced in commit 5e6292c0f28f
> ("signal: add block_sigmask() for adding sigmask to current->blocked")
> which centralises the code for updating current->blocked after
> successfully delivering a signal and reduces the amount of duplicate
> code across architectures. In the past some architectures got this
> code wrong, so using this helper function should stop that from
> happening again.
> 
> Cc: Oleg Nesterov <oleg@...hat.com>
> Cc: Mikael Starvik <starvik@...s.com>
> Cc: Jesper Nilsson <jesper.nilsson@...s.com>

Acked-by: Jesper Nilsson <jesper.nilsson@...s.com>

> Cc: linux-cris-kernel@...s.com
> Signed-off-by: Matt Fleming <matt.fleming@...el.com>

/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson@...s.com
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