From: Kent Overstreet <kent.overstreet@gmail.com>
Date: Sun, 17 Mar 2019 20:49:59 +0000 (-0400)
Subject: bcachefs: Fix a deadlock
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7c648fe8991a267886b262e8988546ec87ad926e;p=linux.git

bcachefs: Fix a deadlock

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/migrate.c b/fs/bcachefs/migrate.c
index 955831a508240..38bf75b6bc2d6 100644
--- a/fs/bcachefs/migrate.c
+++ b/fs/bcachefs/migrate.c
@@ -96,11 +96,11 @@ static int bch2_dev_usrdata_drop(struct bch_fs *c, unsigned dev_idx, int flags)
 			break;
 	}
 
+	bch2_trans_exit(&trans);
+
 	bch2_replicas_gc_end(c, ret);
 	mutex_unlock(&c->replicas_gc_lock);
 
-	bch2_trans_exit(&trans);
-
 	return ret;
 }