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MD: change journal disk role to disk 0

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Neil pointed out setting journal disk role to raid_disks will confuse
reshape if we support reshape eventually. Switching the role to 0 (we
should be fine as long as the value >=0) and skip sysfs file creation to
avoid error.

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>
This commit is contained in:
Shaohua Li
2015-12-18 15:19:16 +11:00
committed by NeilBrown
parent cc57858831
commit 9b15603dbd
2 changed files with 7 additions and 3 deletions
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2
drivers/md/md.c
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@@ -1652,7 +1652,7 @@ static int super_1_validate(struct mddev *mddev, struct md_rdev *rdev)
rdev->journal_tail = le64_to_cpu(sb->journal_tail);
if (mddev->recovery_cp == MaxSector)
set_bit(MD_JOURNAL_CLEAN, &mddev->flags);
rdev->raid_disk = mddev->raid_disks;
rdev->raid_disk = 0;
break;
default:
rdev->saved_raid_disk = role;