linux-kernel - Re: [PATCH 05/19 v2] mn10300/mm/fault.c: Port OOM changes to do_page

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Message-ID: <6294.1334684179@redhat.com>
Date:	Tue, 17 Apr 2012 18:36:19 +0100
From:	David Howells <dhowells@...hat.com>
To:	Kautuk Consul <consul.kautuk@...il.com>
Cc:	dhowells@...hat.com,
	Koichi Yasutake <yasutake.koichi@...panasonic.com>,
	linux-am33-list@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/19 v2] mn10300/mm/fault.c: Port OOM changes to do_page_fault

Kautuk Consul <consul.kautuk@...il.com> wrote:

> Commit d065bd810b6deb67d4897a14bfe21f8eb526ba99
> (mm: retry page fault when blocking on disk transfer) and
> commit 37b23e0525d393d48a7d59f870b3bc061a30ccdb
> (x86,mm: make pagefault killable)
> 
> The above commits introduced changes into the x86 pagefault handler
> for making the page fault handler retryable as well as killable.
> 
> These changes reduce the mmap_sem hold time, which is crucial
> during OOM killer invocation.
> 
> Port these changes to mn10300.
> 
> Signed-off-by: Kautuk Consul <consul.kautuk@...il.com>

Acked-by: David Howells <dhowells@...hat.com>
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