src/patches/suse-2.6.27.31/patches.fixes/0019-md-allow-setting-newly-added-device-to-in_sync-via-s.patch

   1 From 6d56e278444bc8323b1bcfcada126b8e4dbba0f4 Mon Sep 17 00:00:00 2001
   2 From: NeilBrown <neilb@suse.de>
   3 Date: Tue, 14 Apr 2009 12:01:57 +1000
   4 Subject: [PATCH] md: allow setting newly added device to 'in_sync' via sysfs.
   5
   6 When adding devices to an active array via sysfs, there is currently
   7 no way to mark a device as 'in-sync' which is useful when
   8 incrementally assembling an array.
   9
  10 So add that option.
  11
  12 Signed-off-by: NeilBrown <neilb@suse.de>
  13 ---
  14  drivers/md/md.c |    6 +++++-
  15  1 file changed, 5 insertions(+), 1 deletion(-)
  16
  17 --- linux-2.6.27-SLE11_BRANCH.orig/drivers/md/md.c
  18 +++ linux-2.6.27-SLE11_BRANCH/drivers/md/md.c
  19 @@ -1950,6 +1950,7 @@ state_store(mdk_rdev_t *rdev, const char
  20          *  -writemostly - clears write_mostly
  21          *  blocked - sets the Blocked flag
  22          *  -blocked - clears the Blocked flag
  23 +        *  insync - sets Insync providing device isn't active
  24          */
  25         int err = -EINVAL;
  26         if (cmd_match(buf, "faulty") && rdev->mddev->pers) {
  27 @@ -1982,6 +1983,9 @@ state_store(mdk_rdev_t *rdev, const char
  28                 md_wakeup_thread(rdev->mddev->thread);
  29
  30                 err = 0;
  31 +       } else if (cmd_match(buf, "insync") && rdev->raid_disk == -1) {
  32 +               set_bit(In_sync, &rdev->flags);
  33 +               err = 0;
  34         }
  35         if (!err)
  36                 sysfs_notify(&rdev->kobj, NULL, "state");
  37 @@ -2055,7 +2059,7 @@ slot_store(mdk_rdev_t *rdev, const char
  38                 mdk_rdev_t *rdev2;
  39                 struct list_head *tmp;
  40                 /* Activating a spare .. or possibly reactivating
  41 -                * if we every get bitmaps working here.
  42 +                * if we ever get bitmaps working here.
  43                  */
  44
  45                 if (rdev->raid_disk != -1)