From fbc0b970ddfab4b35dad27ebaae712af680bdc7e Mon Sep 17 00:00:00 2001
From: "Yan, Zheng" <zheng.z.yan@intel.com>
Date: Tue, 11 Feb 2014 13:01:19 +0800
Subject: [PATCH] ceph: properly handle XATTR_CREATE and XATTR_REPLACE

return -EEXIST if XATTR_CREATE is set and xattr alread exists.
return -ENODATA if XATTR_REPLACE is set but xattr does not exist.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
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Reading git-format-patch failed