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authorKent Overstreet <kent.overstreet@gmail.com>2020-11-29 17:09:13 -0500
committerKent Overstreet <kent.overstreet@gmail.com>2020-12-16 15:29:08 -0500
commiteb0d0c344c074acaee05b69550c1904f3cf179b8 (patch)
tree30ed12adc463d23f1e5987c8d2b4fcfce765da09
parent4d3c24f50915212aa69df0942586809a96fe5f4a (diff)
bcachefs: Fix journal reclaim spinning in recovery
We can't run journal reclaim until we've finished replaying updates to interior btree nodes - the check for this was in the wrong place though, leading to journal reclaim spinning before it was allowed to proceed. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
-rw-r--r--fs/bcachefs/journal_reclaim.c5
-rw-r--r--fs/bcachefs/recovery.c1
2 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/journal_reclaim.c b/fs/bcachefs/journal_reclaim.c
index 2fa87c7dab7a..66f5dcce8889 100644
--- a/fs/bcachefs/journal_reclaim.c
+++ b/fs/bcachefs/journal_reclaim.c
@@ -609,6 +609,10 @@ static int bch2_journal_reclaim_thread(void *arg)
struct journal *j = arg;
unsigned long next;
+ set_freezable();
+
+ kthread_wait_freezable(test_bit(JOURNAL_RECLAIM_STARTED, &j->flags));
+
while (!kthread_should_stop()) {
j->reclaim_kicked = false;
@@ -627,6 +631,7 @@ static int bch2_journal_reclaim_thread(void *arg)
if (time_after_eq(jiffies, next))
break;
schedule_timeout(next - jiffies);
+ try_to_freeze();
}
__set_current_state(TASK_RUNNING);
diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c
index 6750063663b5..0b3521c9cc19 100644
--- a/fs/bcachefs/recovery.c
+++ b/fs/bcachefs/recovery.c
@@ -616,6 +616,7 @@ static int bch2_journal_replay(struct bch_fs *c,
*/
set_bit(BCH_FS_BTREE_INTERIOR_REPLAY_DONE, &c->flags);
set_bit(JOURNAL_RECLAIM_STARTED, &j->flags);
+ journal_reclaim_kick(j);
j->replay_journal_seq = seq;