From: Ingo Molnar <mingo@elte.hu>
To: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Christoph Lameter <christoph@lameter.com>,
linux-kernel@vger.kernel.org, Shai Fultheim <Shai@Scalex86.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH 2/2] del_timer_sync: proof of concept
Date: Wed, 16 Mar 2005 14:52:30 +0100 [thread overview]
Message-ID: <20050316135230.GB24970@elte.hu> (raw)
In-Reply-To: <423821F9.19FD92C8@tv-sign.ru>
* Oleg Nesterov <oleg@tv-sign.ru> wrote:
> I think that separate timer->pending field will require more changes,
> because we can't read/write base+pending atomically.
i think that's the killer argument in favor of the bit-trick. Being able
to read/write base+pending atomically is a good excuse. Using less RAM
alone is not necessarily a good excuse.
Andrew, could we give Oleg's 2 patches a whirl in -mm?
Ingo
next prev parent reply other threads:[~2005-03-16 13:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-11 18:54 [patch] del_timer_sync scalability patch Oleg Nesterov
2005-03-11 20:57 ` Christoph Lameter
2005-03-15 17:19 ` [PATCH 0/2] del_timer_sync: proof of concept Oleg Nesterov
2005-03-15 18:15 ` Christoph Lameter
2005-03-15 19:41 ` Oleg Nesterov
2005-03-15 19:02 ` Christoph Lameter
2005-03-16 16:55 ` Oleg Nesterov
2005-03-15 17:19 ` [PATCH 1/2] " Oleg Nesterov
2005-03-15 17:20 ` [PATCH 2/2] " Oleg Nesterov
2005-03-16 9:00 ` Ingo Molnar
2005-03-16 12:09 ` Oleg Nesterov
2005-03-16 13:52 ` Ingo Molnar [this message]
2005-03-13 13:13 ` [patch] del_timer_sync scalability patch Oleg Nesterov
2005-03-14 19:40 ` Christoph Lameter
2005-03-15 9:12 ` Oleg Nesterov
2005-03-15 8:06 ` Christoph Lameter
2005-03-15 9:28 ` Ingo Molnar
2005-03-15 10:28 ` Oleg Nesterov
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