b=17187

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

diff --git a/lustre/include/lustre/lustre_user.h b/lustre/include/lustre/lustre_user.h
index 2fd8bc5..bd76396 100644 (file)
--- a/lustre/include/lustre/lustre_user.h
+++ b/lustre/include/lustre/lustre_user.h
@@ -102,6 +102,7 @@ struct obd_statfs;
 #define LL_IOC_LLOOP_DETACH             _IOWR('f', 170, long)
 #define LL_IOC_LLOOP_INFO               _IOWR('f', 171, long)
 #define LL_IOC_LLOOP_DETACH_BYDEV       _IOWR('f', 172, long)
+#define LL_IOC_PATH2FID                 _IOR ('f', 173, long)
 
 #define LL_STATFS_MDC           1
 #define LL_STATFS_LOV           2
@@ -129,13 +130,16 @@ struct obd_statfs;
 
 #define LOV_USER_MAGIC_V1 0x0BD10BD0
 #define LOV_USER_MAGIC    LOV_USER_MAGIC_V1
-
 #define LOV_USER_MAGIC_JOIN 0x0BD20BD0
+#define LOV_USER_MAGIC_V3 0x0BD30BD0
 
 #define LOV_PATTERN_RAID0 0x001
 #define LOV_PATTERN_RAID1 0x002
 #define LOV_PATTERN_FIRST 0x100
 
+#define LOV_MAXPOOLNAME 16
+#define LOV_POOLNAMEF "%.16s"
+
 #define lov_user_ost_data lov_user_ost_data_v1
 struct lov_user_ost_data_v1 {     /* per-stripe data structure */
         __u64 l_object_id;        /* OST object ID */
@@ -156,6 +160,18 @@ struct lov_user_md_v1 {           /* LOV EA user data (host-endian) */
         struct lov_user_ost_data_v1 lmm_objects[0]; /* per-stripe data */
 } __attribute__((packed));
 
+struct lov_user_md_v3 {           /* LOV EA user data (host-endian) */
+        __u32 lmm_magic;          /* magic number = LOV_USER_MAGIC_V3 */
+        __u32 lmm_pattern;        /* LOV_PATTERN_RAID0, LOV_PATTERN_RAID1 */
+        __u64 lmm_object_id;      /* LOV object ID */
+        __u64 lmm_object_gr;      /* LOV object group */
+        __u32 lmm_stripe_size;    /* size of stripe in bytes */
+        __u16 lmm_stripe_count;   /* num stripes in use for this object */
+        __u16 lmm_stripe_offset;  /* starting stripe offset in lmm_objects */
+        char  lmm_pool_name[LOV_MAXPOOLNAME]; /* pool name */
+        struct lov_user_ost_data_v1 lmm_objects[0]; /* per-stripe data */
+} __attribute__((packed));
+
 /* Compile with -D_LARGEFILE64_SOURCE or -D_GNU_SOURCE (or #define) to
  * use this.  It is unsafe to #define those values in this header as it
  * is possible the application has already #included <sys/stat.h>. */
@@ -163,7 +179,12 @@ struct lov_user_md_v1 {           /* LOV EA user data (host-endian) */
 #define lov_user_mds_data lov_user_mds_data_v1
 struct lov_user_mds_data_v1 {
         lstat_t lmd_st;                 /* MDS stat struct */
-        struct lov_user_md_v1 lmd_lmm;  /* LOV EA user data */
+        struct lov_user_md_v1 lmd_lmm;  /* LOV EA V1 user data */
+} __attribute__((packed));
+
+struct lov_user_mds_data_v3 {
+        lstat_t lmd_st;                 /* MDS stat struct */
+        struct lov_user_md_v3 lmd_lmm;  /* LOV EA V3 user data */
 } __attribute__((packed));
 #endif