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-rw-r--r--include/linux/drbd.h81
1 files changed, 46 insertions, 35 deletions
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 94f58a102bb..0c5a18ec322 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -51,12 +51,11 @@
#endif
-
extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.14"
-#define API_VERSION 88
+#define REL_VERSION "8.4.2"
+#define API_VERSION 1
#define PRO_VERSION_MIN 86
-#define PRO_VERSION_MAX 97
+#define PRO_VERSION_MAX 101
enum drbd_io_error_p {
@@ -66,7 +65,8 @@ enum drbd_io_error_p {
};
enum drbd_fencing_p {
- FP_DONT_CARE,
+ FP_NOT_AVAIL = -1, /* Not a policy */
+ FP_DONT_CARE = 0,
FP_RESOURCE,
FP_STONITH
};
@@ -102,6 +102,20 @@ enum drbd_on_congestion {
OC_DISCONNECT,
};
+enum drbd_read_balancing {
+ RB_PREFER_LOCAL,
+ RB_PREFER_REMOTE,
+ RB_ROUND_ROBIN,
+ RB_LEAST_PENDING,
+ RB_CONGESTED_REMOTE,
+ RB_32K_STRIPING,
+ RB_64K_STRIPING,
+ RB_128K_STRIPING,
+ RB_256K_STRIPING,
+ RB_512K_STRIPING,
+ RB_1M_STRIPING,
+};
+
/* KEEP the order, do not delete or insert. Only append. */
enum drbd_ret_code {
ERR_CODE_BASE = 100,
@@ -122,7 +136,7 @@ enum drbd_ret_code {
ERR_AUTH_ALG = 120,
ERR_AUTH_ALG_ND = 121,
ERR_NOMEM = 122,
- ERR_DISCARD = 123,
+ ERR_DISCARD_IMPOSSIBLE = 123,
ERR_DISK_CONFIGURED = 124,
ERR_NET_CONFIGURED = 125,
ERR_MANDATORY_TAG = 126,
@@ -130,8 +144,8 @@ enum drbd_ret_code {
ERR_INTR = 129, /* EINTR */
ERR_RESIZE_RESYNC = 130,
ERR_NO_PRIMARY = 131,
- ERR_SYNC_AFTER = 132,
- ERR_SYNC_AFTER_CYCLE = 133,
+ ERR_RESYNC_AFTER = 132,
+ ERR_RESYNC_AFTER_CYCLE = 133,
ERR_PAUSE_IS_SET = 134,
ERR_PAUSE_IS_CLEAR = 135,
ERR_PACKET_NR = 137,
@@ -155,6 +169,14 @@ enum drbd_ret_code {
ERR_CONG_NOT_PROTO_A = 155,
ERR_PIC_AFTER_DEP = 156,
ERR_PIC_PEER_DEP = 157,
+ ERR_RES_NOT_KNOWN = 158,
+ ERR_RES_IN_USE = 159,
+ ERR_MINOR_CONFIGURED = 160,
+ ERR_MINOR_EXISTS = 161,
+ ERR_INVALID_REQUEST = 162,
+ ERR_NEED_APV_100 = 163,
+ ERR_NEED_ALLOW_TWO_PRI = 164,
+ ERR_MD_UNCLEAN = 165,
/* insert new ones above this line */
AFTER_LAST_ERR_CODE
@@ -296,7 +318,8 @@ enum drbd_state_rv {
SS_NOT_SUPPORTED = -17, /* drbd-8.2 only */
SS_IN_TRANSIENT_STATE = -18, /* Retry after the next state change */
SS_CONCURRENT_ST_CHG = -19, /* Concurrent cluster side state change! */
- SS_AFTER_LAST_ERROR = -20, /* Keep this at bottom */
+ SS_O_VOL_PEER_PRI = -20,
+ SS_AFTER_LAST_ERROR = -21, /* Keep this at bottom */
};
/* from drbd_strings.c */
@@ -313,7 +336,9 @@ extern const char *drbd_set_st_err_str(enum drbd_state_rv);
#define MDF_FULL_SYNC (1 << 3)
#define MDF_WAS_UP_TO_DATE (1 << 4)
#define MDF_PEER_OUT_DATED (1 << 5)
-#define MDF_CRASHED_PRIMARY (1 << 6)
+#define MDF_CRASHED_PRIMARY (1 << 6)
+#define MDF_AL_CLEAN (1 << 7)
+#define MDF_AL_DISABLED (1 << 8)
enum drbd_uuid_index {
UI_CURRENT,
@@ -333,37 +358,23 @@ enum drbd_timeout_flag {
#define UUID_JUST_CREATED ((__u64)4)
+/* magic numbers used in meta data and network packets */
#define DRBD_MAGIC 0x83740267
-#define BE_DRBD_MAGIC __constant_cpu_to_be32(DRBD_MAGIC)
#define DRBD_MAGIC_BIG 0x835a
-#define BE_DRBD_MAGIC_BIG __constant_cpu_to_be16(DRBD_MAGIC_BIG)
+#define DRBD_MAGIC_100 0x8620ec20
+
+#define DRBD_MD_MAGIC_07 (DRBD_MAGIC+3)
+#define DRBD_MD_MAGIC_08 (DRBD_MAGIC+4)
+#define DRBD_MD_MAGIC_84_UNCLEAN (DRBD_MAGIC+5)
+
+
+/* how I came up with this magic?
+ * base64 decode "actlog==" ;) */
+#define DRBD_AL_MAGIC 0x69cb65a2
/* these are of type "int" */
#define DRBD_MD_INDEX_INTERNAL -1
#define DRBD_MD_INDEX_FLEX_EXT -2
#define DRBD_MD_INDEX_FLEX_INT -3
-/* Start of the new netlink/connector stuff */
-
-#define DRBD_NL_CREATE_DEVICE 0x01
-#define DRBD_NL_SET_DEFAULTS 0x02
-
-
-/* For searching a vacant cn_idx value */
-#define CN_IDX_STEP 6977
-
-struct drbd_nl_cfg_req {
- int packet_type;
- unsigned int drbd_minor;
- int flags;
- unsigned short tag_list[];
-};
-
-struct drbd_nl_cfg_reply {
- int packet_type;
- unsigned int minor;
- int ret_code; /* enum ret_code or set_st_err_t */
- unsigned short tag_list[]; /* only used with get_* calls */
-};
-
#endif