linux-kernel - Re: [PATCH 1/1] Char: vt, make sysfs operations atomic

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Message-ID: <20080527204858.GI5713@cathedrallabs.org>
Date:	Tue, 27 May 2008 16:48:58 -0400
From:	Aristeu Rozanski <aris@...vo.org>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH 1/1] Char: vt, make sysfs operations atomic

>> the reason for the code be the way it is is because vcs_{add,remove}_sysfs()
>> may sleep
>
> What's the point? To have races in the code but not sleep inside the semaphore?
what about fixing the code to remove the race _and_ not sleep inside the
semaphore? :)

-- 
Aristeu

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