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Commit 22891907 authored by Alex Elder's avatar Alex Elder
Browse files

ceph: use a symbolic name for "ceph." extended attribute namespace 



Use symbolic constants to define the top-level prefix for "ceph."
extended attribute names.

Signed-off-by: default avatarAlex Elder <elder@dreamhost.com>
Signed-off-by: default avatarSage Weil <sage@newdream.net>
parent 06476a69

fs/ceph/xattr.c

+14 −11
Original line number Diff line number Diff line
@@ -8,9 +8,12 @@ 
#include <linux/xattr.h>

#include <linux/slab.h>



#define XATTR_CEPH_PREFIX "ceph."

#define XATTR_CEPH_PREFIX_LEN (sizeof (XATTR_CEPH_PREFIX) - 1)



static bool ceph_is_valid_xattr(const char *name)

{

	return !strncmp(name, "ceph.", 5) ||

	return !strncmp(name, XATTR_CEPH_PREFIX, XATTR_CEPH_PREFIX_LEN) ||

	       !strncmp(name, XATTR_SECURITY_PREFIX,

			XATTR_SECURITY_PREFIX_LEN) ||

	       !strncmp(name, XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN) ||
@@ -80,14 +83,14 @@ static size_t ceph_vxattrcb_rctime(struct ceph_inode_info *ci, char *val, 
}



static struct ceph_vxattr_cb ceph_dir_vxattrs[] = {

	{ true, "ceph.dir.entries", ceph_vxattrcb_entries},

	{ true, "ceph.dir.files", ceph_vxattrcb_files},

	{ true, "ceph.dir.subdirs", ceph_vxattrcb_subdirs},

	{ true, "ceph.dir.rentries", ceph_vxattrcb_rentries},

	{ true, "ceph.dir.rfiles", ceph_vxattrcb_rfiles},

	{ true, "ceph.dir.rsubdirs", ceph_vxattrcb_rsubdirs},

	{ true, "ceph.dir.rbytes", ceph_vxattrcb_rbytes},

	{ true, "ceph.dir.rctime", ceph_vxattrcb_rctime},

	{ true, XATTR_CEPH_PREFIX "dir.entries", ceph_vxattrcb_entries},

	{ true, XATTR_CEPH_PREFIX "dir.files", ceph_vxattrcb_files},

	{ true, XATTR_CEPH_PREFIX "dir.subdirs", ceph_vxattrcb_subdirs},

	{ true, XATTR_CEPH_PREFIX "dir.rentries", ceph_vxattrcb_rentries},

	{ true, XATTR_CEPH_PREFIX "dir.rfiles", ceph_vxattrcb_rfiles},

	{ true, XATTR_CEPH_PREFIX "dir.rsubdirs", ceph_vxattrcb_rsubdirs},

	{ true, XATTR_CEPH_PREFIX "dir.rbytes", ceph_vxattrcb_rbytes},

	{ true, XATTR_CEPH_PREFIX "dir.rctime", ceph_vxattrcb_rctime},

	{ true, NULL, NULL }

};
@@ -111,9 +114,9 @@ static size_t ceph_vxattrcb_layout(struct ceph_inode_info *ci, char *val, 
}



static struct ceph_vxattr_cb ceph_file_vxattrs[] = {

	{ true, "ceph.file.layout", ceph_vxattrcb_layout},

	{ true, XATTR_CEPH_PREFIX "file.layout", ceph_vxattrcb_layout},

	/* The following extended attribute name is deprecated */

	{ true, "ceph.layout", ceph_vxattrcb_layout},

	{ true, XATTR_CEPH_PREFIX "layout", ceph_vxattrcb_layout},

	{ true, NULL, NULL }

};