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Diffstat (limited to 'include/linux/ceph/ceph_fs.h')
-rw-r--r--include/linux/ceph/ceph_fs.h32
1 files changed, 24 insertions, 8 deletions
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index cf6f4d9..2ad7b86 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -21,16 +21,14 @@
* internal cluster protocols separately from the public,
* client-facing protocol.
*/
-#define CEPH_OSD_PROTOCOL 8 /* cluster internal */
-#define CEPH_MDS_PROTOCOL 12 /* cluster internal */
-#define CEPH_MON_PROTOCOL 5 /* cluster internal */
#define CEPH_OSDC_PROTOCOL 24 /* server/client */
#define CEPH_MDSC_PROTOCOL 32 /* server/client */
#define CEPH_MONC_PROTOCOL 15 /* server/client */
-#define CEPH_INO_ROOT 1
-#define CEPH_INO_CEPH 2 /* hidden .ceph dir */
+#define CEPH_INO_ROOT 1
+#define CEPH_INO_CEPH 2 /* hidden .ceph dir */
+#define CEPH_INO_DOTDOT 3 /* used by ceph fuse for parent (..) */
/* arbitrary limit on max # of monitors (cluster of 3 is typical) */
#define CEPH_MAX_MON 31
@@ -51,7 +49,7 @@ struct ceph_file_layout {
__le32 fl_object_stripe_unit; /* UNUSED. for per-object parity, if any */
/* object -> pg layout */
- __le32 fl_unused; /* unused; used to be preferred primary (-1) */
+ __le32 fl_unused; /* unused; used to be preferred primary for pg (-1 for none) */
__le32 fl_pg_pool; /* namespace, crush ruleset, rep level */
} __attribute__ ((packed));
@@ -101,6 +99,8 @@ struct ceph_dir_layout {
#define CEPH_MSG_MON_SUBSCRIBE_ACK 16
#define CEPH_MSG_AUTH 17
#define CEPH_MSG_AUTH_REPLY 18
+#define CEPH_MSG_MON_GET_VERSION 19
+#define CEPH_MSG_MON_GET_VERSION_REPLY 20
/* client <-> mds */
#define CEPH_MSG_MDS_MAP 21
@@ -221,6 +221,11 @@ struct ceph_mon_subscribe_ack {
} __attribute__ ((packed));
/*
+ * mdsmap flags
+ */
+#define CEPH_MDSMAP_DOWN (1<<0) /* cluster deliberately down */
+
+/*
* mds states
* > 0 -> in
* <= 0 -> out
@@ -233,6 +238,7 @@ struct ceph_mon_subscribe_ack {
#define CEPH_MDS_STATE_CREATING -6 /* up, creating MDS instance. */
#define CEPH_MDS_STATE_STARTING -7 /* up, starting previously stopped mds */
#define CEPH_MDS_STATE_STANDBY_REPLAY -8 /* up, tailing active node's journal */
+#define CEPH_MDS_STATE_REPLAYONCE -9 /* up, replaying an active node's journal */
#define CEPH_MDS_STATE_REPLAY 8 /* up, replaying journal. */
#define CEPH_MDS_STATE_RESOLVE 9 /* up, disambiguating distributed
@@ -264,6 +270,7 @@ extern const char *ceph_mds_state_name(int s);
#define CEPH_LOCK_IXATTR 2048
#define CEPH_LOCK_IFLOCK 4096 /* advisory file locks */
#define CEPH_LOCK_INO 8192 /* immutable inode bits; not a lock */
+#define CEPH_LOCK_IPOLICY 16384 /* policy lock on dirs. MDS internal */
/* client_session ops */
enum {
@@ -338,6 +345,12 @@ extern const char *ceph_mds_op_name(int op);
#define CEPH_SETATTR_SIZE 32
#define CEPH_SETATTR_CTIME 64
+/*
+ * Ceph setxattr request flags.
+ */
+#define CEPH_XATTR_CREATE 1
+#define CEPH_XATTR_REPLACE 2
+
union ceph_mds_request_args {
struct {
__le32 mask; /* CEPH_CAP_* */
@@ -522,14 +535,17 @@ int ceph_flags_to_mode(int flags);
#define CEPH_CAP_GWREXTEND 64 /* (file) client can extend EOF */
#define CEPH_CAP_GLAZYIO 128 /* (file) client can perform lazy io */
+#define CEPH_CAP_SIMPLE_BITS 2
+#define CEPH_CAP_FILE_BITS 8
+
/* per-lock shift */
#define CEPH_CAP_SAUTH 2
#define CEPH_CAP_SLINK 4
#define CEPH_CAP_SXATTR 6
#define CEPH_CAP_SFILE 8
-#define CEPH_CAP_SFLOCK 20
+#define CEPH_CAP_SFLOCK 20
-#define CEPH_CAP_BITS 22
+#define CEPH_CAP_BITS 22
/* composed values */
#define CEPH_CAP_AUTH_SHARED (CEPH_CAP_GSHARED << CEPH_CAP_SAUTH)