diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-11-06 15:50:11 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-11-06 15:50:11 -0800 |
| commit | 71fe3fcaf67cec856650e12979b282428ed806a3 (patch) | |
| tree | 27d111834aa6a7b58f0ed6cdd5f61fa3aeee8562 /drivers | |
| parent | 38407aad0d1860515223075f33843a386277a30a (diff) | |
| parent | f1cd14ae52985634d0389e934eba25b5ecf24565 (diff) | |
Merge branch 'for-linus' of git://neil.brown.name/md
* 'for-linus' of git://neil.brown.name/md:
md: linear: Fix a division by zero bug for very small arrays.
md: fix bug in raid10 recovery.
md: revert the recent addition of a call to the BLKRRPART ioctl.
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/md/linear.c | 2 | ||||
| -rw-r--r-- | drivers/md/md.c | 6 | ||||
| -rw-r--r-- | drivers/md/raid10.c | 2 |
3 files changed, 3 insertions, 7 deletions
diff --git a/drivers/md/linear.c b/drivers/md/linear.c index 190147c79e7..3b90c5c924e 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -148,6 +148,8 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) min_sectors = conf->array_sectors; sector_div(min_sectors, PAGE_SIZE/sizeof(struct dev_info *)); + if (min_sectors == 0) + min_sectors = 1; /* min_sectors is the minimum spacing that will fit the hash * table in one PAGE. This may be much smaller than needed. diff --git a/drivers/md/md.c b/drivers/md/md.c index 9abf6ed1653..1b1d32694f6 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -3884,7 +3884,6 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open) if (mode == 0) { mdk_rdev_t *rdev; struct list_head *tmp; - struct block_device *bdev; printk(KERN_INFO "md: %s stopped.\n", mdname(mddev)); @@ -3941,11 +3940,6 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open) mddev->degraded = 0; mddev->barriers_work = 0; mddev->safemode = 0; - bdev = bdget_disk(mddev->gendisk, 0); - if (bdev) { - blkdev_ioctl(bdev, 0, BLKRRPART, 0); - bdput(bdev); - } kobject_uevent(&disk_to_dev(mddev->gendisk)->kobj, KOBJ_CHANGE); } else if (mddev->pers) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index da5129a24b1..970a96ef9b1 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1137,7 +1137,7 @@ static int raid10_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) if (!enough(conf)) return -EINVAL; - if (rdev->raid_disk) + if (rdev->raid_disk >= 0) first = last = rdev->raid_disk; if (rdev->saved_raid_disk >= 0 && |