md: Make mddev->array_size sector-based.

This patch renames the array_size field of struct mddev_s to array_sectors
and converts all instances to use units of 512 byte sectors instead of 1k
blocks.

Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 491dc2d4ad5f..03a5ab705c20 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2043,7 +2043,7 @@ static int run(mddev_t *mddev)
         /*
          * Ok, everything is just fine now
          */
-        mddev->array_size = mddev->size;
+        mddev->array_sectors = mddev->size * 2;
 
         mddev->queue->unplug_fn = raid1_unplug;
         mddev->queue->backing_dev_info.congested_fn = raid1_congested;
@@ -2105,14 +2105,15 @@ static int raid1_resize(mddev_t *mddev, sector_t sectors)
          * any io in the removed space completes, but it hardly seems
          * worth it.
          */
-        mddev->array_size = sectors>>1;
-        set_capacity(mddev->gendisk, mddev->array_size << 1);
+        mddev->array_sectors = sectors;
+        set_capacity(mddev->gendisk, mddev->array_sectors);
         mddev->changed = 1;
-        if (mddev->array_size > mddev->size && mddev->recovery_cp == MaxSector) {
+        if (mddev->array_sectors / 2 > mddev->size &&
+            mddev->recovery_cp == MaxSector) {
                 mddev->recovery_cp = mddev->size << 1;
                 set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
         }
-        mddev->size = mddev->array_size;
+        mddev->size = mddev->array_sectors / 2;
         mddev->resync_max_sectors = sectors;
         return 0;
 }