Support adding a spare to a degraded array.

[thirdparty/mdadm.git] / monitor.c

diff --git a/monitor.c b/monitor.c
index f46f7b128bb81b256141521055d6589071afb2d2..690afa0800a6353d6fc1170064b4f3857db30966 100644 (file)
--- a/monitor.c
+++ b/monitor.c
@@ -171,24 +171,10 @@ static void signal_manager(void)
  *    sync_action was 'resync' and becomes 'idle' and resync_start becomes
  *    MaxSector
  *    Notify metadata that sync is complete.
- *    "Deal with Degraded"
  *
  *  recovery completes
  *    sync_action changes from 'recover' to 'idle'
  *    Check each device state and mark metadata if 'faulty' or 'in_sync'.
- *    "Deal with Degraded"
- *
- *  deal with degraded array
- *    We only do this when first noticing the array is degraded.
- *    This can be when we first see the array, when sync completes or
- *    when recovery completes.
- *
- *    Check if number of failed devices suggests recovery is needed, and
- *    skip if not.
- *    Ask metadata for a spare device
- *    Add device as not in_sync and give a role
- *    Update metadata.
- *    Start recovery.
  *
  *  deal with resync
  *    This only happens on finding a new array... mdadm will have set
@@ -214,7 +200,7 @@ static void signal_manager(void)
 
 static int read_and_act(struct active_array *a)
 {
-       int check_degraded;
+       int check_degraded = 0;
        int deactivate = 0;
        struct mdinfo *mdi;
 
@@ -296,7 +282,9 @@ static int read_and_act(struct active_array *a)
        }
 
        if (check_degraded) {
-               // FIXME;
+               /* manager will do the actual check */
+               a->check_degraded = 1;
+               signal_manager();
        }
 
        a->container->ss->sync_metadata(a->container);
@@ -514,6 +502,7 @@ static int wait_and_act(struct supertype *container, int pfd,
                                *ap = (*ap)->next;
                        discard_this = a->replaces;
                        a->replaces = NULL;
+                       /* FIXME check if device->state_fd need to be cleared?*/
                        signal_manager();
                }
                if (a->container)