Merge branch 'x86/urgent' into x86/core

[linux-2.6-omap-h63xx.git] / drivers / md / raid1.c

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 9c788e2489b18934eadb62cac4d4b33b3c121620..01e3cffd03b8fd28dae613614f3efd10c04f2416 100644 (file)
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1016,12 +1016,16 @@ static void error(mddev_t *mddev, mdk_rdev_t *rdev)
         * else mark the drive as failed
         */
        if (test_bit(In_sync, &rdev->flags)
-           && (conf->raid_disks - mddev->degraded) == 1)
+           && (conf->raid_disks - mddev->degraded) == 1) {
                /*
                 * Don't fail the drive, act as though we were just a
-                * normal single drive
+                * normal single drive.
+                * However don't try a recovery from this drive as
+                * it is very likely to fail.
                 */
+               mddev->recovery_disabled = 1;
                return;
+       }
        if (test_and_clear_bit(In_sync, &rdev->flags)) {
                unsigned long flags;
                spin_lock_irqsave(&conf->device_lock, flags);
@@ -1636,7 +1640,8 @@ static void raid1d(mddev_t *mddev)
                        }
 
                        bio = r1_bio->bios[r1_bio->read_disk];
-                       if ((disk=read_balance(conf, r1_bio)) == -1) {
+                       if ((disk=read_balance(conf, r1_bio)) == -1 ||
+                           disk == r1_bio->read_disk) {
                                printk(KERN_ALERT "raid1: %s: unrecoverable I/O"
                                       " read error for block %llu\n",
                                       bdevname(bio->bi_bdev,b),
@@ -1919,7 +1924,6 @@ static int run(mddev_t *mddev)
        int i, j, disk_idx;
        mirror_info_t *disk;
        mdk_rdev_t *rdev;
-       struct list_head *tmp;
 
        if (mddev->level != 1) {
                printk("raid1: %s: raid level not set to mirroring (%d)\n",
@@ -1964,7 +1968,7 @@ static int run(mddev_t *mddev)
        spin_lock_init(&conf->device_lock);
        mddev->queue->queue_lock = &conf->device_lock;
 
-       rdev_for_each(rdev, tmp, mddev) {
+       list_for_each_entry(rdev, &mddev->disks, same_set) {
                disk_idx = rdev->raid_disk;
                if (disk_idx >= mddev->raid_disks
                    || disk_idx < 0)