From cf47b8f3d96b0b8b10b557444a28b3ca4024ff82 Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Wed, 14 Jan 2009 13:40:46 -0500
Subject: [PATCH] Btrfs: stop spinning on mutex_trylock and let the adaptive
 code spin for us

Mutexes now spin internally and the btrfs spin is no longer required for
performance.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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