linux-kernel - Re: [PATCH v2 17/43] microblaze: Use set_current_blocked() and block

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Date:	Wed, 24 Aug 2011 10:49:06 +0200
From:	Michal Simek <monstr@...str.eu>
To:	Matt Fleming <matt@...sole-pimps.org>
CC:	Oleg Nesterov <oleg@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 17/43] microblaze: Use set_current_blocked() and block_sigmask()

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 block_sigmask() 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: Michal Simek <monstr@...str.eu>
> Signed-off-by: Matt Fleming <matt.fleming@...el.com>
> ---
> 
> v2 of this patch depends on "[PATCH 01/43] signal: Add block_sigmask()
> for adding sigmask to current->blocked" so they need to go through the
> same tree but this patch would benefit from some maintainer ACK's.

Please add there my ACK to it too.

> 
> Michal, I dropped your Acked-by because I felt this patch changed
> quite dramatically since v1 and warrants another review. I hope that's
> OK.

That's fine. I have run LTP tests and results look good.
I will add patches 14-16/43 v2 to microblaze next branch keep them
for a while. I will propose them to Linus tree for v3.2.

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian
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