From: Jens Axboe <jens.axboe@oracle.com>
Date: Wed, 13 May 2009 06:35:35 +0000 (+0200)
Subject: splice: fix repeated kmap()'s in default_file_splice_read()
X-Git-Tag: v2.6.31-rc1~389^2~54
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4f23122858a27ba97444b9b37a066d83edebd4c8;p=pandora-kernel.git

splice: fix repeated kmap()'s in default_file_splice_read()

We cannot reliably map more than one page at the time, or we risk
deadlocking. Just allocate the pages from low mem instead.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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