Branch: HEAD

[fs/lustre-release.git] / lustre / include / lustre / lustre_idl.h

diff --git a/lustre/include/lustre/lustre_idl.h b/lustre/include/lustre/lustre_idl.h
index 8c4fccc..df4d5b4 100644 (file)
--- a/lustre/include/lustre/lustre_idl.h
+++ b/lustre/include/lustre/lustre_idl.h
@@ -765,6 +765,7 @@ extern void lustre_swab_ptlrpc_body(struct ptlrpc_body *pb);
 #define OBD_CONNECT_FID        0x40000000ULL /*FID is supported by server */
 #define OBD_CONNECT_VBR        0x80000000ULL /*version based recovery */
 #define OBD_CONNECT_LOV_V3      0x100000000ULL /*client supports LOV v3 EA */
+#define OBD_CONNECT_GRANT_SHRINK  0x200000000ULL /* support grant shrink */
 #define OBD_CONNECT_SKIP_ORPHAN 0x400000000ULL /* don't reuse orphan objids */
 /* also update obd_connect_names[] for lprocfs_rd_connect_flags()
  * and lustre/utils/wirecheck.c */
@@ -795,7 +796,8 @@ extern void lustre_swab_ptlrpc_body(struct ptlrpc_body *pb);
                                 OBD_CONNECT_CHANGE_QS | \
                                 OBD_CONNECT_OSS_CAPA  | OBD_CONNECT_RMT_CLIENT | \
                                 OBD_CONNECT_RMT_CLIENT_FORCE | \
-                                OBD_CONNECT_MDS | OBD_CONNECT_SKIP_ORPHAN)
+                                OBD_CONNECT_MDS | OBD_CONNECT_SKIP_ORPHAN | \
+                               OBD_CONNECT_GRANT_SHRINK)
 #define ECHO_CONNECT_SUPPORTED (0)
 #define MGS_CONNECT_SUPPORTED  (OBD_CONNECT_VERSION | OBD_CONNECT_AT)
 
@@ -893,18 +895,11 @@ typedef __u32 obd_count;
 #define OBD_FL_NO_GRPQUOTA   (0x00000200) /* the object's group is over quota */
 #define OBD_FL_CREATE_CROW   (0x00000400) /* object should be create on write */
 
-/**
- * Set this to delegate DLM locking during obd_punch() to the OSTs. Only OSTs
- * that declared OBD_CONNECT_TRUNCLOCK in their connect flags support this
- * functionality.
- */
-#define OBD_FL_TRUNCLOCK     (0x00000800)
+#define OBD_FL_TRUNCLOCK     (0x00000800) /* delegate DLM locking during punch */
+#define OBD_FL_CKSUM_CRC32   (0x00001000) /* CRC32 checksum type */
+#define OBD_FL_CKSUM_ADLER   (0x00002000) /* ADLER checksum type */
+#define OBD_FL_SHRINK_GRANT  (0x00004000) /* object shrink the grant */
 
-/*
- * Checksum types
- */
-#define OBD_FL_CKSUM_CRC32    (0x00001000)
-#define OBD_FL_CKSUM_ADLER    (0x00002000)
 #define OBD_FL_CKSUM_ALL      (OBD_FL_CKSUM_CRC32 | OBD_FL_CKSUM_ADLER)
 
 #define LOV_MAGIC_V1      0x0BD10BD0