From: Jie Liu <jeff.liu@oracle.com>
Date: Thu, 6 Jun 2013 13:24:01 +0000 (-0700)
Subject: xfs: return FIEMAP_EXTENT_UNKNOWN for delayed allocation extent
X-Git-Tag: v3.11-rc1~71^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=635c4d0bd94512de3aafa7ae8f45c1dce0fc1ffe;p=pandora-kernel.git

xfs: return FIEMAP_EXTENT_UNKNOWN for delayed allocation extent

For FIEMAP ioctl(2), if an extent is in delayed allocation
state, we need to return the FIEMAP_EXTENT_UNKNOWN flag except
the FIEMAP_EXTENT_DELALLOC because its data location is unknown.

Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
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