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authorAndre Noll <maan@systemlinux.org>2009-03-31 14:33:13 +1100
committerNeilBrown <neilb@suse.de>2009-03-31 14:33:13 +1100
commit58c0fed400603a802968b23ddf78f029c5a84e41 (patch)
tree474fcb9775bb07f39ebb7802fb9b51d69222dcbb /drivers/md/raid1.c
parent575a80fa4f623141e9791e41879d87800fb6d862 (diff)
md: Make mddev->size sector-based.
This patch renames the "size" field of struct mddev_s to "dev_sectors" and stores the number of 512-byte sectors instead of the number of 1K-blocks in it. All users of that field, including raid levels 1,4-6,10, are adjusted accordingly. This simplifies the code a bit because it allows to get rid of a couple of divisions/multiplications by two. In order to make checkpatch happy, some minor coding style issues have also been addressed. In particular, size_store() now uses strict_strtoull() instead of simple_strtoull(). Signed-off-by: Andre Noll <maan@systemlinux.org> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 051ecfa61514..779958705abf 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1726,7 +1726,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
return 0;
}
- max_sector = mddev->size << 1;
+ max_sector = mddev->dev_sectors;
if (sector_nr >= max_sector) {
/* If we aborted, we need to abort the
* sync on the 'current' bitmap chunk (there will
@@ -2051,7 +2051,7 @@ static int run(mddev_t *mddev)
/*
* Ok, everything is just fine now
*/
- mddev->array_sectors = mddev->size * 2;
+ mddev->array_sectors = mddev->dev_sectors;
mddev->queue->unplug_fn = raid1_unplug;
mddev->queue->backing_dev_info.congested_fn = raid1_congested;
@@ -2116,12 +2116,12 @@ static int raid1_resize(mddev_t *mddev, sector_t sectors)
mddev->array_sectors = sectors;
set_capacity(mddev->gendisk, mddev->array_sectors);
mddev->changed = 1;
- if (mddev->array_sectors / 2 > mddev->size &&
+ if (mddev->array_sectors > mddev->dev_sectors &&
mddev->recovery_cp == MaxSector) {
- mddev->recovery_cp = mddev->size << 1;
+ mddev->recovery_cp = mddev->dev_sectors;
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
}
- mddev->size = mddev->array_sectors / 2;
+ mddev->dev_sectors = mddev->array_sectors;
mddev->resync_max_sectors = sectors;
return 0;
}