From 69d46f903120d4aab0e0ad239191245d839224cc Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Tue, 18 Dec 2018 14:43:00 -0500 Subject: bcachefs: fix an rcu usage bug Signed-off-by: Kent Overstreet --- fs/bcachefs/io.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'fs/bcachefs') diff --git a/fs/bcachefs/io.c b/fs/bcachefs/io.c index 74c3a848e153..e1c7d572fbff 100644 --- a/fs/bcachefs/io.c +++ b/fs/bcachefs/io.c @@ -967,6 +967,7 @@ void bch2_write(struct closure *cl) struct promote_op { struct closure cl; + struct rcu_head rcu; u64 start_time; struct rhash_head hash; @@ -1020,7 +1021,7 @@ static void promote_free(struct bch_fs *c, struct promote_op *op) bch_promote_params); BUG_ON(ret); percpu_ref_put(&c->writes); - kfree(op); + kfree_rcu(op, rcu); } static void promote_done(struct closure *cl) -- cgit v1.2.3