From ca39d651d17df49b6d11f851d56c0ce0ce01ea1a Mon Sep 17 00:00:00 2001
From: Jens Axboe <jens.axboe@oracle.com>
Date: Tue, 20 May 2008 21:27:41 +0200
Subject: [PATCH] splice: handle try_to_release_page() failure

splice currently assumes that try_to_release_page() always suceeds,
but it can return failure. If it does, we cannot steal the page.

Acked-by: Mingming Cao <cmm@us.ibm.com
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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