LU-9771 flr: resync support and test tool

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

diff --git a/lustre/include/uapi/linux/lustre/lustre_user.h b/lustre/include/uapi/linux/lustre/lustre_user.h
index c538657..349625c 100644 (file)
--- a/lustre/include/uapi/linux/lustre/lustre_user.h
+++ b/lustre/include/uapi/linux/lustre/lustre_user.h
@@ -315,6 +315,31 @@ struct ll_futimes_3 {
 };
 
 /*
+ * Maximum number of mirrors currently implemented.
+ */
+#define LUSTRE_MIRROR_COUNT_MAX                16
+
+/* Lease types for use as arg and return of LL_IOC_{GET,SET}_LEASE ioctl. */
+enum ll_lease_mode {
+       LL_LEASE_RDLCK  = 0x01,
+       LL_LEASE_WRLCK  = 0x02,
+       LL_LEASE_UNLCK  = 0x04,
+};
+
+enum ll_lease_flags {
+       LL_LEASE_RESYNC         = 0x1,
+       LL_LEASE_RESYNC_DONE    = 0x2,
+};
+
+#define IOC_IDS_MAX    4096
+struct ll_ioc_lease {
+       __u32           lil_mode;
+       __u32           lil_flags;
+       __u32           lil_count;
+       __u32           lil_ids[0];
+};
+
+/*
  * The ioctl naming rules:
  * LL_*     - works on the currently opened filehandle instead of parent dir
  * *_OBD_*  - gets data for both OSC or MDC (LOV, LMV indirectly)
@@ -353,6 +378,7 @@ struct ll_futimes_3 {
 #define LL_IOC_GET_CONNECT_FLAGS        _IOWR('f', 174, __u64 *)
 #define LL_IOC_GET_MDTIDX               _IOR ('f', 175, int)
 #define LL_IOC_FUTIMES_3               _IOWR('f', 176, struct ll_futimes_3)
+#define LL_IOC_FLR_SET_MIRROR          _IOW ('f', 177, long)
 /*     lustre_ioctl.h                  177-210 */
 #define LL_IOC_HSM_STATE_GET           _IOR('f', 211, struct hsm_user_state)
 #define LL_IOC_HSM_STATE_SET           _IOW('f', 212, struct hsm_state_set)
@@ -370,7 +396,8 @@ struct ll_futimes_3 {
 #define LL_IOC_LMV_SETSTRIPE           _IOWR('f', 240, struct lmv_user_md)
 #define LL_IOC_LMV_GETSTRIPE           _IOWR('f', 241, struct lmv_user_md)
 #define LL_IOC_REMOVE_ENTRY            _IOWR('f', 242, __u64)
-#define LL_IOC_SET_LEASE               _IOWR('f', 243, long)
+#define LL_IOC_SET_LEASE               _IOWR('f', 243, struct ll_ioc_lease)
+#define LL_IOC_SET_LEASE_OLD           _IOWR('f', 243, long)
 #define LL_IOC_GET_LEASE               _IO('f', 244)
 #define LL_IOC_HSM_IMPORT              _IOWR('f', 245, struct hsm_user_import)
 #define LL_IOC_LMV_SET_DEFAULT_STRIPE  _IOWR('f', 246, struct lmv_user_md)
@@ -397,13 +424,6 @@ struct fsxattr {
 #define LL_IOC_FSSETXATTR              FS_IOC_FSSETXATTR
 
 
-/* Lease types for use as arg and return of LL_IOC_{GET,SET}_LEASE ioctl. */
-enum ll_lease_type {
-       LL_LEASE_RDLCK  = 0x1,
-       LL_LEASE_WRLCK  = 0x2,
-       LL_LEASE_UNLCK  = 0x4,
-};
-
 #define LL_STATFS_LMV          1
 #define LL_STATFS_LOV          2
 #define LL_STATFS_NODELAY      4
@@ -1242,11 +1262,15 @@ enum changelog_message_type {
 /********* Misc **********/
 
 struct ioc_data_version {
-       __u64 idv_version;
-       __u64 idv_flags;     /* See LL_DV_xxx */
+       __u64   idv_version;
+       __u32   idv_layout_version; /* FLR: layout version for OST objects */
+       __u32   idv_flags;      /* enum ioc_data_version_flags */
+};
+
+enum ioc_data_version_flags {
+       LL_DV_RD_FLUSH  = (1 << 0), /* Flush dirty pages from clients */
+       LL_DV_WR_FLUSH  = (1 << 1), /* Flush all caching pages from clients */
 };
-#define LL_DV_RD_FLUSH (1 << 0) /* Flush dirty pages from clients */
-#define LL_DV_WR_FLUSH (1 << 1) /* Flush all caching pages from clients */
 
 #ifndef offsetof
 #define offsetof(typ, memb)     ((unsigned long)((char *)&(((typ *)0)->memb)))