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[PATCH 4/5] block/prl-xml: add bdrv_check
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[PATCH 4/5] block/prl-xml: add bdrv_check |
Date: |
Fri, 13 Nov 2020 15:58:47 +0300 |
From: Klim Kireev <klim.kireev@virtuozzo.com>
Add bdrv_check, which just checks child image and all backings.
Signed-off-by: Klim Kireev <klim.kireev@virtuozzo.com>
---
block/prl-xml.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/block/prl-xml.c b/block/prl-xml.c
index 023651342c..736cd98469 100644
--- a/block/prl-xml.c
+++ b/block/prl-xml.c
@@ -520,6 +520,23 @@ static coroutine_fn int
prl_co_flush_to_os(BlockDriverState *bs)
return bdrv_co_flush(s->image->bs);
}
+static coroutine_fn int prl_co_check_xml(BlockDriverState *bs,
+ BdrvCheckResult *result,
+ BdrvCheckMode fix) {
+ BDRVPrlXmlState *s = bs->opaque;
+ BdrvChild *cur = s->image;
+ int ret = 0;
+
+ while (cur != NULL && ret >= 0) {
+ if (cur->bs->drv->bdrv_co_check != NULL) {
+ ret = bdrv_check(cur->bs, result, fix);
+ }
+ cur = cur->bs->backing;
+ }
+
+ return ret;
+}
+
static BlockDriver bdrv_prl_xml = {
.format_name = "prl-xml",
.instance_size = sizeof(BDRVPrlXmlState),
@@ -529,6 +546,7 @@ static BlockDriver bdrv_prl_xml = {
.bdrv_co_writev = prl_co_writev,
.bdrv_close = prl_close_xml,
.bdrv_co_flush_to_os = prl_co_flush_to_os,
+ .bdrv_co_check = prl_co_check_xml,
.create_opts = &prl_xml_create_opts,
.bdrv_child_perm = bdrv_filter_default_perms,
.is_filter = true
--
2.21.3