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[PULL 14/17] parallels: Move statistic collection to a separate function
From: |
Hanna Czenczek |
Subject: |
[PULL 14/17] parallels: Move statistic collection to a separate function |
Date: |
Mon, 5 Jun 2023 17:45:38 +0200 |
From: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
We will add more and more checks so we need a better code structure
in parallels_co_check. Let each check performs in a separate loop
in a separate helper.
Signed-off-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
Reviewed-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-Id: <20230424093147.197643-11-alexander.ivanov@virtuozzo.com>
Reviewed-by: Hanna Czenczek <hreitz@redhat.com>
Signed-off-by: Hanna Czenczek <hreitz@redhat.com>
---
block/parallels.c | 52 +++++++++++++++++++++++++++--------------------
1 file changed, 30 insertions(+), 22 deletions(-)
diff --git a/block/parallels.c b/block/parallels.c
index ba766e5e86..bb279ddc70 100644
--- a/block/parallels.c
+++ b/block/parallels.c
@@ -524,35 +524,20 @@ parallels_check_leak(BlockDriverState *bs,
BdrvCheckResult *res,
return 0;
}
-static int coroutine_fn GRAPH_RDLOCK
-parallels_co_check(BlockDriverState *bs, BdrvCheckResult *res,
- BdrvCheckMode fix)
+static void parallels_collect_statistics(BlockDriverState *bs,
+ BdrvCheckResult *res,
+ BdrvCheckMode fix)
{
BDRVParallelsState *s = bs->opaque;
- int64_t prev_off;
- int ret;
+ int64_t off, prev_off;
uint32_t i;
- qemu_co_mutex_lock(&s->lock);
-
- parallels_check_unclean(bs, res, fix);
-
- ret = parallels_check_outside_image(bs, res, fix);
- if (ret < 0) {
- goto out;
- }
-
- ret = parallels_check_leak(bs, res, fix);
- if (ret < 0) {
- goto out;
- }
-
res->bfi.total_clusters = s->bat_size;
res->bfi.compressed_clusters = 0; /* compression is not supported */
prev_off = 0;
for (i = 0; i < s->bat_size; i++) {
- int64_t off = bat2sect(s, i) << BDRV_SECTOR_BITS;
+ off = bat2sect(s, i) << BDRV_SECTOR_BITS;
/*
* If BDRV_FIX_ERRORS is not set, out-of-image BAT entries were not
* fixed. Skip not allocated and out-of-image BAT entries.
@@ -562,13 +547,36 @@ parallels_co_check(BlockDriverState *bs, BdrvCheckResult
*res,
continue;
}
- res->bfi.allocated_clusters++;
-
if (prev_off != 0 && (prev_off + s->cluster_size) != off) {
res->bfi.fragmented_clusters++;
}
prev_off = off;
+ res->bfi.allocated_clusters++;
}
+}
+
+static int coroutine_fn GRAPH_RDLOCK
+parallels_co_check(BlockDriverState *bs, BdrvCheckResult *res,
+ BdrvCheckMode fix)
+{
+ BDRVParallelsState *s = bs->opaque;
+ int ret;
+
+ qemu_co_mutex_lock(&s->lock);
+
+ parallels_check_unclean(bs, res, fix);
+
+ ret = parallels_check_outside_image(bs, res, fix);
+ if (ret < 0) {
+ goto out;
+ }
+
+ ret = parallels_check_leak(bs, res, fix);
+ if (ret < 0) {
+ goto out;
+ }
+
+ parallels_collect_statistics(bs, res, fix);
out:
qemu_co_mutex_unlock(&s->lock);
--
2.40.1
- [PULL 04/17] iotests/iov-padding: New test, (continued)
- [PULL 04/17] iotests/iov-padding: New test, Hanna Czenczek, 2023/06/05
- [PULL 11/17] parallels: Move check of cluster outside image to a separate function, Hanna Czenczek, 2023/06/05
- [PULL 10/17] parallels: Move check of unclean image to a separate function, Hanna Czenczek, 2023/06/05
- [PULL 12/17] parallels: Fix statistics calculation, Hanna Czenczek, 2023/06/05
- [PULL 07/17] parallels: Fix image_end_offset and data_end after out-of-image check, Hanna Czenczek, 2023/06/05
- [PULL 17/17] qcow2: add discard-no-unref option, Hanna Czenczek, 2023/06/05
- [PULL 15/17] parallels: Replace qemu_co_mutex_lock by WITH_QEMU_LOCK_GUARD, Hanna Czenczek, 2023/06/05
- [PULL 09/17] parallels: Use generic infrastructure for BAT writing in parallels_co_check(), Hanna Czenczek, 2023/06/05
- [PULL 08/17] parallels: create parallels_set_bat_entry_helper() to assign BAT value, Hanna Czenczek, 2023/06/05
- [PULL 13/17] parallels: Move check of leaks to a separate function, Hanna Czenczek, 2023/06/05
- [PULL 14/17] parallels: Move statistic collection to a separate function,
Hanna Czenczek <=
- [PULL 16/17] parallels: Incorrect condition in out-of-image check, Hanna Czenczek, 2023/06/05
- Re: [PULL 00/17] Block patches, Richard Henderson, 2023/06/05