The commit is pushed to "branch-rh8-4.18.0-305.3.1.vz8.7.x-ovz" and will appear
at https://src.openvz.org/scm/ovz/vzkernel.git
after rh8-4.18.0-305.3.1.vz8.7.6
------>
commit 7a85682e43e15c7a5b5978d3a1ed77665c1aab02
Author: Kirill Tkhai <[email protected]>
Date: Fri Aug 13 15:26:50 2021 +0300
dm-qcow2: Simplify complete_metadata_writeback()
Use qio_list_pop().
Signed-off-by: Kirill Tkhai <[email protected]>
====================
It's a preparation for https://jira.sw.ru/browse/PSBM-132049
---
drivers/md/dm-qcow2-map.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/md/dm-qcow2-map.c b/drivers/md/dm-qcow2-map.c
index 64bb185ac7e9..84f8dac782bf 100644
--- a/drivers/md/dm-qcow2-map.c
+++ b/drivers/md/dm-qcow2-map.c
@@ -3478,9 +3478,7 @@ static int complete_metadata_writeback(struct qcow2
*qcow2)
if (unlikely(fsync_ret))
pr_err_ratelimited("qcow2: can't sync md: %d\n", fsync_ret);
- while (!list_empty(&wb_list)) {
- qio = list_first_entry(&wb_list, struct qio, link);
- list_del(&qio->link);
+ while ((qio = qio_list_pop(&wb_list)) != NULL) {
md = qio->ext->md;
qvec = qio->data;
ret = qio->ret;
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