From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: linux-kernel@vger.kernel.org, Christoph Lameter <cl@linux.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
linux-mm@kvack.org, Pekka Enberg <penberg@kernel.org>,
Matt Mackall <mpm@selenic.com>,
Sasha Levin <levinsasha928@gmail.com>,
Rik van Riel <riel@redhat.com>, Andi Kleen <andi@firstfloor.org>,
Mel Gorman <mel@csn.ul.ie>,
Andrew Morton <akpm@linux-foundation.org>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Avi Kivity <avi@redhat.com>,
Michal Nazarewicz <mina86@mina86.org>,
Kosaki Motohiro <kosaki.motohiro@gmail.com>
Subject: Re: [PATCH v6 0/8] Reduce cross CPU IPI interference
Date: Mon, 09 Jan 2012 10:30:56 +0100 [thread overview]
Message-ID: <1326101456.2442.40.camel@twins> (raw)
In-Reply-To: <1326040026-7285-1-git-send-email-gilad@benyossef.com>
On Sun, 2012-01-08 at 18:26 +0200, Gilad Ben-Yossef wrote:
> Still, kernel code will some time interrupt all CPUs in the system via IPIs
> for various needs. These IPIs are useful and cannot be avoided altogether,
> but in certain cases it is possible to interrupt only specific CPUs that
> have useful work to do and not the entire system.
1-7
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: linux-kernel@vger.kernel.org, Christoph Lameter <cl@linux.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
linux-mm@kvack.org, Pekka Enberg <penberg@kernel.org>,
Matt Mackall <mpm@selenic.com>,
Sasha Levin <levinsasha928@gmail.com>,
Rik van Riel <riel@redhat.com>, Andi Kleen <andi@firstfloor.org>,
Mel Gorman <mel@csn.ul.ie>,
Andrew Morton <akpm@linux-foundation.org>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Avi Kivity <avi@redhat.com>,
Michal Nazarewicz <mina86@mina86.org>,
Kosaki Motohiro <kosaki.motohiro@gmail.com>
Subject: Re: [PATCH v6 0/8] Reduce cross CPU IPI interference
Date: Mon, 09 Jan 2012 10:30:56 +0100 [thread overview]
Message-ID: <1326101456.2442.40.camel@twins> (raw)
In-Reply-To: <1326040026-7285-1-git-send-email-gilad@benyossef.com>
On Sun, 2012-01-08 at 18:26 +0200, Gilad Ben-Yossef wrote:
> Still, kernel code will some time interrupt all CPUs in the system via IPIs
> for various needs. These IPIs are useful and cannot be avoided altogether,
> but in certain cases it is possible to interrupt only specific CPUs that
> have useful work to do and not the entire system.
1-7
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
next prev parent reply other threads:[~2012-01-09 9:31 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-08 16:26 [PATCH v6 0/8] Reduce cross CPU IPI interference Gilad Ben-Yossef
2012-01-08 16:26 ` Gilad Ben-Yossef
2012-01-08 16:32 ` Gilad Ben-Yossef
2012-01-08 16:32 ` Gilad Ben-Yossef
2012-01-09 9:30 ` Peter Zijlstra [this message]
2012-01-09 9:30 ` Peter Zijlstra
2012-01-09 17:57 ` Chris Metcalf
2012-01-09 17:57 ` Chris Metcalf
2012-01-11 7:04 ` Milton Miller
2012-01-11 7:04 ` Milton Miller
2012-01-11 8:28 ` Gilad Ben-Yossef
2012-01-11 8:28 ` Gilad Ben-Yossef
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