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authorYan, Zheng <zheng.z.yan@intel.com>2014-02-11 13:04:19 +0800
committerSage Weil <sage@inktank.com>2014-02-17 12:37:09 -0800
commitbcdfeb2eb4e42b811950b9cd226109291051732a (patch)
treee84702e81ccca42d63e4e6ad8eece9e60bf5b8cd /include
parentfbc0b970ddfab4b35dad27ebaae712af680bdc7e (diff)
downloadlinux-linaro-stable-bcdfeb2eb4e42b811950b9cd226109291051732a.tar.gz
ceph: remove xattr when null value is given to setxattr()
For the setxattr request, introduce a new flag CEPH_XATTR_REMOVE to distinguish null value case from the zero-length value case. Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ceph/ceph_fs.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index 2623cffc73a1..25bfb0eff772 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -373,8 +373,9 @@ extern const char *ceph_mds_op_name(int op);
/*
* Ceph setxattr request flags.
*/
-#define CEPH_XATTR_CREATE 1
-#define CEPH_XATTR_REPLACE 2
+#define CEPH_XATTR_CREATE (1 << 0)
+#define CEPH_XATTR_REPLACE (1 << 1)
+#define CEPH_XATTR_REMOVE (1 << 31)
union ceph_mds_request_args {
struct {