linux-kernel - Re: [rfc] "fair" rw spinlocks

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Message-ID: <20091209155512.GB13192@redhat.com>
Date:	Wed, 9 Dec 2009 16:55:12 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>,
	Christoph Hellwig <hch@...radead.org>,
	Nick Piggin <npiggin@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [rfc] "fair" rw spinlocks

On 12/07, Peter Zijlstra wrote:
>
> Didn't Thomas and you also come up with a scheme to push most signal
> processing into task context?

We discussed another case (posix timers), this doesn't involve tasklist.
Oh, and stilll lacks a solution :/

Oleg.

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