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author | Shaohua Li <shli@fb.com> | 2015-08-13 21:32:04 (GMT) |
---|---|---|
committer | NeilBrown <neilb@suse.com> | 2015-11-01 02:48:26 (GMT) |
commit | 5c7e81c3de9eb3db01e16190a1da0899efee645b (patch) | |
tree | 3abff5f4c664ceeb23949099700890201c01105f /drivers | |
parent | 713cf5a63954bdc1cd4bed0a81e98cbd8fc5928c (diff) | |
download | linux-5c7e81c3de9eb3db01e16190a1da0899efee645b.tar.xz |
raid5: enable log for raid array with cache disk
Now log is safe to enable for raid array with cache disk
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/md/raid5.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 122702d..b0bf81d 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -6329,8 +6329,11 @@ static void raid5_free_percpu(struct r5conf *conf) static void free_conf(struct r5conf *conf) { + if (conf->log) + r5l_exit_log(conf->log); if (conf->shrinker.seeks) unregister_shrinker(&conf->shrinker); + free_thread_groups(conf); shrink_stripes(conf); raid5_free_percpu(conf); @@ -6996,6 +6999,14 @@ static int run(struct mddev *mddev) mddev->queue); } + if (journal_dev) { + char b[BDEVNAME_SIZE]; + + printk(KERN_INFO"md/raid:%s: using device %s as journal\n", + mdname(mddev), bdevname(journal_dev->bdev, b)); + r5l_init_log(conf, journal_dev); + } + return 0; abort: md_unregister_thread(&mddev->thread); |