From c0bd1f650bd06a43435808d44f1e9520ea806206 Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@suse.de>
Date: Mon, 10 Apr 2006 09:03:32 +0200
Subject: [PATCH] [PATCH] splice: only call wake_up_interruptible() when we
 really have to

__wake_up_common() is pretty heavy in the kernel profiles, this brings
it down to a more acceptable level.

Signed-off-by: Jens Axboe <axboe@suse.de>
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