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md: set MD_HAS_JOURNAL in correct places 

Set MD_HAS_JOURNAL when a array is loaded or journal is initialized.
This is to avoid the flags set too early in journal disk hotadd.

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>
This commit is contained in:
Shaohua Li 2016-01-06 14:37:13 -08:00 committed by NeilBrown
parent 274d8cbde1
commit a62ab49eb5
2 changed files with 6 additions and 4 deletions
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9
drivers/md/md.c
View File

@ -1597,6 +1597,11 @@ static int super_1_validate(struct mddev *mddev, struct md_rdev *rdev)
mddev->new_chunk_sectors = mddev->chunk_sectors;
}
if (le32_to_cpu(sb->feature_map) & MD_FEATURE_JOURNAL) {
set_bit(MD_HAS_JOURNAL, &mddev->flags);
if (mddev->recovery_cp == MaxSector)
set_bit(MD_JOURNAL_CLEAN, &mddev->flags);
}
} else if (mddev->pers == NULL) {
/* Insist of good event counter while assembling, except for
* spares (which don't need an event count) */
@ -1643,8 +1648,6 @@ static int super_1_validate(struct mddev *mddev, struct md_rdev *rdev)
}
set_bit(Journal, &rdev->flags);
rdev->journal_tail = le64_to_cpu(sb->journal_tail);
if (mddev->recovery_cp == MaxSector)
set_bit(MD_JOURNAL_CLEAN, &mddev->flags);
rdev->raid_disk = 0;
break;
default:
@ -1664,8 +1667,6 @@ static int super_1_validate(struct mddev *mddev, struct md_rdev *rdev)
set_bit(WriteMostly, &rdev->flags);
if (le32_to_cpu(sb->feature_map) & MD_FEATURE_REPLACEMENT)
set_bit(Replacement, &rdev->flags);
if (le32_to_cpu(sb->feature_map) & MD_FEATURE_JOURNAL)
set_bit(MD_HAS_JOURNAL, &mddev->flags);
} else /* MULTIPATH are always insync */
set_bit(In_sync, &rdev->flags);

1
drivers/md/raid5-cache.c
View File

@ -1235,6 +1235,7 @@ int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev)
goto error;
rcu_assign_pointer(conf->log, log);
set_bit(MD_HAS_JOURNAL, &conf->mddev->flags);
return 0;
error: