Allow setting start point for requested check/repair

[pandora-kernel.git] / include / linux / raid / md_k.h

diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 85a068b..780e061 100644 (file)
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -83,6 +83,11 @@ struct mdk_rdev_s
 #define        BarriersNotsupp 5               /* BIO_RW_BARRIER is not supported */
 #define        AllReserved     6               /* If whole device is reserved for
                                         * one array */
+#define        AutoDetected    7               /* added by auto-detect */
+#define Blocked                8               /* An error occured on an externally
+                                        * managed array, don't allow writes
+                                        * until it is cleared */
+       wait_queue_head_t blocked_wait;
 
        int desc_nr;                    /* descriptor index in the superblock */
        int raid_disk;                  /* role of device in array */
@@ -175,13 +180,15 @@ struct mddev_s
        int                             sync_speed_min;
        int                             sync_speed_max;
 
+       /* resync even though the same disks are shared among md-devices */
+       int                             parallel_resync;
+
        int                             ok_start_degraded;
        /* recovery/resync flags 
         * NEEDED:   we might need to start a resync/recover
         * RUNNING:  a thread is running, or about to be started
         * SYNC:     actually doing a resync, not a recovery
-        * ERR:      and IO error was detected - abort the resync/recovery
-        * INTR:     someone requested a (clean) early abort.
+        * INTR:     resync needs to be aborted for some reason
         * DONE:     thread is done and is waiting to be reaped
         * REQUEST:  user-space has requested a sync (used with SYNC)
         * CHECK:    user-space request for for check-only, no repair
@@ -191,7 +198,6 @@ struct mddev_s
         */
 #define        MD_RECOVERY_RUNNING     0
 #define        MD_RECOVERY_SYNC        1
-#define        MD_RECOVERY_ERR         2
 #define        MD_RECOVERY_INTR        3
 #define        MD_RECOVERY_DONE        4
 #define        MD_RECOVERY_NEEDED      5
@@ -221,6 +227,8 @@ struct mddev_s
        atomic_t                        recovery_active; /* blocks scheduled, but not written */
        wait_queue_head_t               recovery_wait;
        sector_t                        recovery_cp;
+       sector_t                        resync_min;     /* user requested sync
+                                                        * starts here */
        sector_t                        resync_max;     /* resync should pause
                                                         * when it gets here */