From: Daniel Phillips <phillips@istop.com>
To: "Martin J. Bligh" <mbligh@mbligh.org>
Cc: Francois Romieu <romieu@fr.zoreil.com>,
Sridhar Samudrala <sri@us.ibm.com>,
netdev@vger.kernel.org, linux-mm@kvack.org
Subject: Re: Network vm deadlock... solution?
Date: Wed, 3 Aug 2005 10:55:09 +1000 [thread overview]
Message-ID: <200508031055.09787.phillips@istop.com> (raw)
In-Reply-To: <16580000.1123022344@[10.10.2.4]>
On Wednesday 03 August 2005 08:39, Martin J. Bligh wrote:
> --Francois Romieu <romieu@fr.zoreil.com> wrote (on Tuesday, August 02, 2005
> > Btw I do not get what the mempool/GFP_CRITICAL idea buys: it seems
> > redundant with the threshold ("if (memory_pressure)") used in the Rx path
> > to decide that memory is low.
>
> It's send-side, not receive.
Receive side. Send side also needs reserve+throttling but it is easier
because we flag packets at allocation time for special handling.
Regards,
Daniel
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next prev parent reply other threads:[~2005-08-03 0:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200508020654.32693.phillips@istop.com>
[not found] ` <1123003658.3754.28.camel@w-sridhar2.beaverton.ibm.com>
2005-08-02 20:13 ` Daniel Phillips
2005-08-02 21:43 ` Francois Romieu
2005-08-02 22:39 ` Martin J. Bligh
2005-08-03 0:55 ` Daniel Phillips [this message]
2005-08-02 23:04 ` Daniel Phillips
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