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path: root/drivers/md/raid5-cache.c
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Diffstat (limited to 'drivers/md/raid5-cache.c')
-rw-r--r--drivers/md/raid5-cache.c31
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 39f31f07ffe9..3c65f52b68f5 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -1111,9 +1111,6 @@ void r5l_write_stripe_run(struct r5l_log *log)
int r5l_handle_flush_request(struct r5l_log *log, struct bio *bio)
{
- if (!log)
- return -ENODEV;
-
if (log->r5c_journal_mode == R5C_JOURNAL_MODE_WRITE_THROUGH) {
/*
* in write through (journal only)
@@ -1592,8 +1589,6 @@ void r5l_wake_reclaim(struct r5l_log *log, sector_t space)
void r5l_quiesce(struct r5l_log *log, int quiesce)
{
struct mddev *mddev;
- if (!log)
- return;
if (quiesce) {
/* make sure r5l_write_super_and_discard_space exits */
@@ -2448,7 +2443,6 @@ static void r5c_recovery_flush_data_only_stripes(struct r5l_log *log,
raid5_release_stripe(sh);
}
- md_wakeup_thread(conf->mddev->thread);
/* reuse conf->wait_for_quiescent in recovery */
wait_event(conf->wait_for_quiescent,
atomic_read(&conf->active_stripes) == 0);
@@ -2491,10 +2485,10 @@ static int r5l_recovery_log(struct r5l_log *log)
ctx->seq += 10000;
if ((ctx->data_only_stripes == 0) && (ctx->data_parity_stripes == 0))
- pr_debug("md/raid:%s: starting from clean shutdown\n",
+ pr_info("md/raid:%s: starting from clean shutdown\n",
mdname(mddev));
else
- pr_debug("md/raid:%s: recovering %d data-only stripes and %d data-parity stripes\n",
+ pr_info("md/raid:%s: recovering %d data-only stripes and %d data-parity stripes\n",
mdname(mddev), ctx->data_only_stripes,
ctx->data_parity_stripes);
@@ -3036,6 +3030,23 @@ ioerr:
return ret;
}
+int r5l_start(struct r5l_log *log)
+{
+ int ret;
+
+ if (!log)
+ return 0;
+
+ ret = r5l_load_log(log);
+ if (ret) {
+ struct mddev *mddev = log->rdev->mddev;
+ struct r5conf *conf = mddev->private;
+
+ r5l_exit_log(conf);
+ }
+ return ret;
+}
+
void r5c_update_on_rdev_error(struct mddev *mddev, struct md_rdev *rdev)
{
struct r5conf *conf = mddev->private;
@@ -3138,13 +3149,9 @@ int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev)
rcu_assign_pointer(conf->log, log);
- if (r5l_load_log(log))
- goto error;
-
set_bit(MD_HAS_JOURNAL, &conf->mddev->flags);
return 0;
-error:
rcu_assign_pointer(conf->log, NULL);
md_unregister_thread(&log->reclaim_thread);
reclaim_thread: