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-rw-r--r--fs/btrfs/disk-io.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8da2f380d3c0..6a2a2a951705 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1682,6 +1682,8 @@ static int cleaner_kthread(void *arg)
while (1) {
again = 0;
+ set_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags);
+
/* Make the cleaner go to sleep early. */
if (btrfs_need_cleaner_sleep(fs_info))
goto sleep;
@@ -1728,6 +1730,7 @@ static int cleaner_kthread(void *arg)
*/
btrfs_delete_unused_bgs(fs_info);
sleep:
+ clear_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags);
if (kthread_should_park())
kthread_parkme();
if (kthread_should_stop())
@@ -4201,6 +4204,14 @@ static void btrfs_destroy_all_ordered_extents(struct btrfs_fs_info *fs_info)
spin_lock(&fs_info->ordered_root_lock);
}
spin_unlock(&fs_info->ordered_root_lock);
+
+ /*
+ * We need this here because if we've been flipped read-only we won't
+ * get sync() from the umount, so we need to make sure any ordered
+ * extents that haven't had their dirty pages IO start writeout yet
+ * actually get run and error out properly.
+ */
+ btrfs_wait_ordered_roots(fs_info, U64_MAX, 0, (u64)-1);
}
static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
@@ -4265,6 +4276,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
if (pin_bytes)
btrfs_pin_extent(fs_info, head->bytenr,
head->num_bytes, 1);
+ btrfs_cleanup_ref_head_accounting(fs_info, delayed_refs, head);
btrfs_put_delayed_ref_head(head);
cond_resched();
spin_lock(&delayed_refs->lock);