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Merge branch 'for-linus' of git://neil.brown.name/md

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* 'for-linus' of git://neil.brown.name/md:
  md: Call blk_queue_flush() to establish flush/fua support
  md/raid1: really fix recovery looping when single good device fails.
  md: fix return value of rdev_size_change()
This commit is contained in:
Linus Torvalds 2010-11-25 06:57:43 +09:00
commit 68ca92aa1f
2 changed files with 5 additions and 2 deletions
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6
drivers/md/md.c
View File

@ -1337,7 +1337,7 @@ super_90_rdev_size_change(mdk_rdev_t *rdev, sector_t num_sectors)
md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size,
rdev->sb_page);
md_super_wait(rdev->mddev);
return num_sectors / 2; /* kB for sysfs */
return num_sectors;
}
@ -1704,7 +1704,7 @@ super_1_rdev_size_change(mdk_rdev_t *rdev, sector_t num_sectors)
md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size,
rdev->sb_page);
md_super_wait(rdev->mddev);
return num_sectors / 2; /* kB for sysfs */
return num_sectors;
}
static struct super_type super_types[] = {
@ -4338,6 +4338,8 @@ static int md_alloc(dev_t dev, char *name)
if (mddev->kobj.sd &&
sysfs_create_group(&mddev->kobj, &md_bitmap_group))
printk(KERN_DEBUG "pointless warning\n");
blk_queue_flush(mddev->queue, REQ_FLUSH | REQ_FUA);
abort:
mutex_unlock(&disks_mutex);
if (!error && mddev->kobj.sd) {

1
drivers/md/raid1.c
View File

@ -1161,6 +1161,7 @@ static int raid1_remove_disk(mddev_t *mddev, int number)
* is not possible.
*/
if (!test_bit(Faulty, &rdev->flags) &&
!mddev->recovery_disabled &&
mddev->degraded < conf->raid_disks) {
err = -EBUSY;
goto abort;