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authorMaciej Trela <maciej.trela@intel.com>2010-06-16 11:46:29 +0100
committerNeilBrown <neilb@suse.de>2010-06-24 13:33:51 +1000
commitf73ea87375a1b2bf6c0be82bb9a3cb9d5ee7a407 (patch)
treec6353ca45235a258cf7d72ecb1b29d6babfcd2fc /drivers/md/raid10.c
parente93f68a1fc6244c05ad8fae28e75835ec74ab34e (diff)
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md: fix raid10 takeover: use new_layout for setup_conf
Use mddev->new_layout in setup_conf. Also use new_chunk, and don't set ->degraded in takeover(). That gets set in run() Signed-off-by: Maciej Trela <maciej.trela@intel.com> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r--drivers/md/raid10.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 1bab355..42e64e4 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2161,22 +2161,22 @@ static conf_t *setup_conf(mddev_t *mddev)
sector_t stride, size;
int err = -EINVAL;
- if (mddev->chunk_sectors < (PAGE_SIZE >> 9) ||
- !is_power_of_2(mddev->chunk_sectors)) {
+ if (mddev->new_chunk_sectors < (PAGE_SIZE >> 9) ||
+ !is_power_of_2(mddev->new_chunk_sectors)) {
printk(KERN_ERR "md/raid10:%s: chunk size must be "
"at least PAGE_SIZE(%ld) and be a power of 2.\n",
mdname(mddev), PAGE_SIZE);
goto out;
}
- nc = mddev->layout & 255;
- fc = (mddev->layout >> 8) & 255;
- fo = mddev->layout & (1<<16);
+ nc = mddev->new_layout & 255;
+ fc = (mddev->new_layout >> 8) & 255;
+ fo = mddev->new_layout & (1<<16);
if ((nc*fc) <2 || (nc*fc) > mddev->raid_disks ||
- (mddev->layout >> 17)) {
+ (mddev->new_layout >> 17)) {
printk(KERN_ERR "md/raid10:%s: unsupported raid10 layout: 0x%8x\n",
- mdname(mddev), mddev->layout);
+ mdname(mddev), mddev->new_layout);
goto out;
}
@@ -2435,7 +2435,6 @@ static void *raid10_takeover_raid0(mddev_t *mddev)
mddev->new_layout = (1<<8) + 2;
mddev->new_chunk_sectors = mddev->chunk_sectors;
mddev->delta_disks = mddev->raid_disks;
- mddev->degraded = mddev->raid_disks;
mddev->raid_disks *= 2;
/* make sure it will be not marked as dirty */
mddev->recovery_cp = MaxSector;