From a3d7afa5c1b62140168982747fd15c1999d991f4 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Sat, 18 Jun 2022 19:55:32 -0400 Subject: bcachefs: Always use percpu_ref_tryget_live() on c->writes If we're trying to get a ref and the refcount has been killed, it means we're doing an emergency shutdown - we always want tryget_live(). Signed-off-by: Kent Overstreet --- fs/bcachefs/reflink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/bcachefs/reflink.c') diff --git a/fs/bcachefs/reflink.c b/fs/bcachefs/reflink.c index 4e589c02a93b..2038e3502d8c 100644 --- a/fs/bcachefs/reflink.c +++ b/fs/bcachefs/reflink.c @@ -282,7 +282,7 @@ s64 bch2_remap_range(struct bch_fs *c, u32 dst_snapshot, src_snapshot; int ret = 0, ret2 = 0; - if (!percpu_ref_tryget(&c->writes)) + if (!percpu_ref_tryget_live(&c->writes)) return -EROFS; bch2_check_set_feature(c, BCH_FEATURE_reflink); -- cgit v1.2.3