diff options
author | NeilBrown <neilb@suse.de> | 2011-12-23 10:17:51 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2011-12-23 10:17:51 +1100 |
commit | b8321b68d1445f308324517e45fb0a5c2b48e271 (patch) | |
tree | 3fc4c9b253435753d2154d9bd697a7869163c29a /drivers/md/raid10.c | |
parent | 476a7abb9b00adfe6bf70e82800367319ab8078b (diff) | |
download | linux-3.10-b8321b68d1445f308324517e45fb0a5c2b48e271.tar.gz linux-3.10-b8321b68d1445f308324517e45fb0a5c2b48e271.tar.bz2 linux-3.10-b8321b68d1445f308324517e45fb0a5c2b48e271.zip |
md: change hot_remove_disk to take an rdev rather than a number.
Soon an array will be able to have multiple devices with the
same raid_disk number (an original and a replacement). So removing
a device based on the number won't work. So pass the actual device
handle instead.
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r-- | drivers/md/raid10.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 685ddf325ee..f5088dda4dc 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1385,16 +1385,15 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) return err; } -static int raid10_remove_disk(struct mddev *mddev, int number) +static int raid10_remove_disk(struct mddev *mddev, struct md_rdev *rdev) { struct r10conf *conf = mddev->private; int err = 0; - struct md_rdev *rdev; + int number = rdev->raid_disk; struct mirror_info *p = conf->mirrors+ number; print_conf(conf); - rdev = p->rdev; - if (rdev) { + if (rdev == p->rdev) { if (test_bit(In_sync, &rdev->flags) || atomic_read(&rdev->nr_pending)) { err = -EBUSY; |