Add linux kernel disk support

[zfs.git] / module / zcommon / include / sys / fs / zfs.h

diff --git a/module/zcommon/include/sys/fs/zfs.h b/module/zcommon/include/sys/fs/zfs.h
index 3c95c91..25f2562 100644 (file)
--- a/module/zcommon/include/sys/fs/zfs.h
+++ b/module/zcommon/include/sys/fs/zfs.h
@@ -160,6 +160,7 @@ typedef enum {
        ZPOOL_PROP_DEDUPRATIO,
        ZPOOL_PROP_FREE,
        ZPOOL_PROP_ALLOCATED,
+       ZPOOL_PROP_READONLY,
        ZPOOL_NUM_PROPS
 } zpool_prop_t;
 
@@ -335,14 +336,17 @@ typedef enum {
 #define        SPA_VERSION_24                  24ULL
 #define        SPA_VERSION_25                  25ULL
 #define        SPA_VERSION_26                  26ULL
+#define        SPA_VERSION_27                  27ULL
+#define        SPA_VERSION_28                  28ULL
+
 /*
  * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk
  * format change. Go to usr/src/grub/grub-0.97/stage2/{zfs-include/, fsys_zfs*},
  * and do the appropriate changes.  Also bump the version number in
  * usr/src/grub/capability.
  */
-#define        SPA_VERSION                     SPA_VERSION_26
-#define        SPA_VERSION_STRING              "26"
+#define        SPA_VERSION                     SPA_VERSION_28
+#define        SPA_VERSION_STRING              "28"
 
 /*
  * Symbolic names for the changes that caused a SPA_VERSION switch.
@@ -391,6 +395,8 @@ typedef enum {
 #define        SPA_VERSION_SCAN                SPA_VERSION_25
 #define        SPA_VERSION_DIR_CLONES          SPA_VERSION_26
 #define        SPA_VERSION_DEADLISTS           SPA_VERSION_26
+#define        SPA_VERSION_FAST_SNAP           SPA_VERSION_27
+#define        SPA_VERSION_MULTI_REPLACE       SPA_VERSION_28
 
 /*
  * ZPL version - rev'd whenever an incompatible on-disk format change
@@ -465,6 +471,7 @@ typedef struct zpool_rewind_policy {
 #define        ZPOOL_CONFIG_NPARITY            "nparity"
 #define        ZPOOL_CONFIG_HOSTID             "hostid"
 #define        ZPOOL_CONFIG_HOSTNAME           "hostname"
+#define        ZPOOL_CONFIG_LOADED_TIME        "initial_load_time"
 #define        ZPOOL_CONFIG_UNSPARE            "unspare"
 #define        ZPOOL_CONFIG_PHYS_PATH          "phys_path"
 #define        ZPOOL_CONFIG_IS_LOG             "is_log"
@@ -480,9 +487,12 @@ typedef struct zpool_rewind_policy {
 #define        ZPOOL_CONFIG_SPLIT_GUID         "split_guid"
 #define        ZPOOL_CONFIG_SPLIT_LIST         "guid_list"
 #define        ZPOOL_CONFIG_REMOVING           "removing"
+#define        ZPOOL_CONFIG_RESILVERING        "resilvering"
 #define        ZPOOL_CONFIG_SUSPENDED          "suspended"     /* not stored on disk */
 #define        ZPOOL_CONFIG_TIMESTAMP          "timestamp"     /* not stored on disk */
 #define        ZPOOL_CONFIG_BOOTFS             "bootfs"        /* not stored on disk */
+#define        ZPOOL_CONFIG_MISSING_DEVICES    "missing_vdevs" /* not stored on disk */
+#define        ZPOOL_CONFIG_LOAD_INFO          "load_info"     /* not stored on disk */
 /*
  * The persistent vdev state is stored as separate values rather than a single
  * 'vdev_state' entry.  This is because a device can be in multiple states, such
@@ -691,12 +701,12 @@ typedef struct ddt_histogram {
 #define        ZFS_DEV         "/dev/zfs"
 
 /* general zvol path */
-#define        ZVOL_DIR                "/dev/zvol"
-/* expansion */
-#define        ZVOL_PSEUDO_DEV         "/devices/pseudo/zfs@0:"
-/* for dump and swap */
-#define        ZVOL_FULL_DEV_DIR       ZVOL_DIR "/dsk/"
-#define        ZVOL_FULL_RDEV_DIR      ZVOL_DIR "/rdsk/"
+#define        ZVOL_DIR        "/dev"
+
+#define        ZVOL_MAJOR              230
+#define        ZVOL_MINOR_BITS         4
+#define        ZVOL_MINOR_MASK         ((1U << ZVOL_MINOR_BITS) - 1)
+#define        ZVOL_MINORS             (1 << 4)
 
 #define        ZVOL_PROP_NAME          "name"
 #define        ZVOL_DEFAULT_BLOCKSIZE  8192
@@ -730,6 +740,8 @@ typedef enum zfs_ioc {
        ZFS_IOC_DATASET_LIST_NEXT,
        ZFS_IOC_SNAPSHOT_LIST_NEXT,
        ZFS_IOC_SET_PROP,
+       ZFS_IOC_CREATE_MINOR,
+       ZFS_IOC_REMOVE_MINOR,
        ZFS_IOC_CREATE,
        ZFS_IOC_DESTROY,
        ZFS_IOC_ROLLBACK,
@@ -760,7 +772,13 @@ typedef enum zfs_ioc {
        ZFS_IOC_RELEASE,
        ZFS_IOC_GET_HOLDS,
        ZFS_IOC_OBJSET_RECVD_PROPS,
-       ZFS_IOC_VDEV_SPLIT
+       ZFS_IOC_VDEV_SPLIT,
+       ZFS_IOC_NEXT_OBJ,
+       ZFS_IOC_DIFF,
+       ZFS_IOC_TMP_SNAPSHOT,
+       ZFS_IOC_OBJ_TO_STATS,
+       ZFS_IOC_EVENTS_NEXT,
+       ZFS_IOC_EVENTS_CLEAR,
 } zfs_ioc_t;
 
 /*
@@ -808,6 +826,15 @@ typedef enum {
 #define        ZFS_OFFLINE_TEMPORARY   0x1
 
 /*
+ * Flags for ZFS_IOC_POOL_IMPORT
+ */
+#define        ZFS_IMPORT_NORMAL       0x0
+#define        ZFS_IMPORT_VERBATIM     0x1
+#define        ZFS_IMPORT_ANY_HOST     0x2
+#define        ZFS_IMPORT_MISSING_LOG  0x4
+#define        ZFS_IMPORT_ONLY         0x8
+
+/*
  * Sysevent payload members.  ZFS will generate the following sysevents with the
  * given payloads:
  *