1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 7daa7b1e145f..8cbf9c9df1c3 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2003,6 +2003,7 @@ static mdk_rdev_t *md_import_device(dev_t newdev, int super_format, int super_mi
         kobject_init(&rdev->kobj);
 
         rdev->desc_nr = -1;
+        rdev->saved_raid_disk = -1;
         rdev->flags = 0;
         rdev->data_offset = 0;
         rdev->sb_events = 0;
@@ -3199,6 +3200,7 @@ static int do_md_run(mddev_t * mddev)
 
         mddev->changed = 1;
         md_new_event(mddev);
+        kobject_uevent(&mddev->gendisk->kobj, KOBJ_CHANGE);
         return 0;
 }
 
@@ -4044,11 +4046,8 @@ static int update_size(mddev_t *mddev, unsigned long size)
                 return -EBUSY;
         ITERATE_RDEV(mddev,rdev,tmp) {
                 sector_t avail;
-                if (rdev->sb_offset > rdev->data_offset)
-                        avail = (rdev->sb_offset*2) - rdev->data_offset;
-                else
-                        avail = get_capacity(rdev->bdev->bd_disk)
-                                - rdev->data_offset;
+                avail = rdev->size * 2;
+
                 if (fit && (size == 0 || size > avail/2))
                         size = avail/2;
                 if (avail < ((sector_t)size << 1))
@@ -4487,6 +4486,7 @@ static int md_thread(void * arg)
          * many dirty RAID5 blocks.
          */
 
+        current->flags |= PF_NOFREEZE;
         allow_signal(SIGKILL);
         while (!kthread_should_stop()) {
 
@@ -4503,7 +4503,6 @@ static int md_thread(void * arg)
                          test_bit(THREAD_WAKEUP, &thread->flags)
                          || kthread_should_stop(),
                          thread->timeout);
-                try_to_freeze();
 
                 clear_bit(THREAD_WAKEUP, &thread->flags);