linux-kernel - Re: [PATCH 2/4] set_restore_sigmask TIF

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Message-ID: <20080409162206.GA764@tv-sign.ru>
Date:	Wed, 9 Apr 2008 20:22:06 +0400
From:	Oleg Nesterov <oleg@...sign.ru>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Roland McGrath <roland@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	linux-s390@...r.kernel.org, tony.luck@...el.com,
	linux-ia64@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] set_restore_sigmask TIF_SIGPENDING

On 04/09, David Woodhouse wrote:
>
> One of the supposed advantages of TIF_RESTORE_SIGMASK in the first
> place, iirc, was that it allowed us to return a result code other than
> -EINTR as _well_ as restoring the signal mask.

Agreed, good point. ERESTART_ is not that flexible.

Somehow I assumed we will never need something "special" here, this is
not very clever.

Thanks to all!

Oleg.

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