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b=uyxKWskWGvLuxW0punvQcX2MRF9IvprgK3A/7SXHZfOb8q6eapHBo7vlDTZnmmUlJDEHV3tShPLKRU5W+IBjeVOT3yxqlTIHbqFZfhuqciTTJZE8MHanRk3a8PlDQdZ99o8syQcixc5padHAmA1033Ouq7T/wvy5OOubdVYtyMpUsnOKgoU17/iG+U222TrAud3dUZrwF46DF6pMP8TAxY/UZJ1e8WBH5eHJw8vONvd96kpcl8uMQ7Qv8DIrBp7pYNwze1KiA/nqRheRYrbAKlUSnBvbeUdRJszLXzdgEjxHMMdUvIBDpnigbZ4t6Ep05vrLh1SQwK0nk6ZfpuyMFw== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=virtuozzo.com; From: Alexander Ivanov To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, den@virtuozzo.com, stefanha@redhat.com, vsementsov@yandex-team.ru, kwolf@redhat.com, hreitz@redhat.com Subject: [PATCH v11 09/12] parallels: Move check of leaks to a separate function Date: Mon, 24 Apr 2023 11:31:44 +0200 Message-Id: <20230424093147.197643-10-alexander.ivanov@virtuozzo.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230424093147.197643-1-alexander.ivanov@virtuozzo.com> References: <20230424093147.197643-1-alexander.ivanov@virtuozzo.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: VI1PR07CA0169.eurprd07.prod.outlook.com (2603:10a6:802:3e::17) To AS8PR08MB7095.eurprd08.prod.outlook.com (2603:10a6:20b:402::11) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR08MB7095:EE_|DU0PR08MB9487:EE_ X-MS-Office365-Filtering-Correlation-Id: 8d693d66-5886-434a-c417-08db44a6c4fb X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a01:111:f400:fe0d::731; envelope-from=alexander.ivanov@virtuozzo.com; helo=EUR04-HE1-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @virtuozzo.com) X-ZM-MESSAGEID: 1682328852859100001 Content-Type: text/plain; charset="utf-8" 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 --- block/parallels.c | 90 ++++++++++++++++++++++++++++------------------- 1 file changed, 53 insertions(+), 37 deletions(-) diff --git a/block/parallels.c b/block/parallels.c index f389a74466..c3e220b60f 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -483,13 +483,12 @@ parallels_check_outside_image(BlockDriverState *bs, B= drvCheckResult *res, } =20 static int coroutine_fn GRAPH_RDLOCK -parallels_co_check(BlockDriverState *bs, BdrvCheckResult *res, - BdrvCheckMode fix) +parallels_check_leak(BlockDriverState *bs, BdrvCheckResult *res, + BdrvCheckMode fix) { BDRVParallelsState *s =3D bs->opaque; - int64_t size, prev_off; + int64_t size; int ret; - uint32_t i; =20 size =3D bdrv_getlength(bs->file->bs); if (size < 0) { @@ -497,38 +496,6 @@ parallels_co_check(BlockDriverState *bs, BdrvCheckResu= lt *res, return size; } =20 - qemu_co_mutex_lock(&s->lock); - - parallels_check_unclean(bs, res, fix); - - ret =3D parallels_check_outside_image(bs, res, fix); - if (ret < 0) { - goto out; - } - - res->bfi.total_clusters =3D s->bat_size; - res->bfi.compressed_clusters =3D 0; /* compression is not supported */ - - prev_off =3D 0; - for (i =3D 0; i < s->bat_size; i++) { - int64_t off =3D 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. - */ - if (off =3D=3D 0 || off + s->cluster_size > res->image_end_offset)= { - prev_off =3D 0; - continue; - } - - res->bfi.allocated_clusters++; - - if (prev_off !=3D 0 && (prev_off + s->cluster_size) !=3D off) { - res->bfi.fragmented_clusters++; - } - prev_off =3D off; - } - if (size > res->image_end_offset) { int64_t count; count =3D DIV_ROUND_UP(size - res->image_end_offset, s->cluster_si= ze); @@ -548,12 +515,61 @@ parallels_co_check(BlockDriverState *bs, BdrvCheckRes= ult *res, if (ret < 0) { error_report_err(local_err); res->check_errors++; - goto out; + return ret; } res->leaks_fixed +=3D count; } } =20 + return 0; +} + +static int coroutine_fn GRAPH_RDLOCK +parallels_co_check(BlockDriverState *bs, BdrvCheckResult *res, + BdrvCheckMode fix) +{ + BDRVParallelsState *s =3D bs->opaque; + int64_t prev_off; + int ret; + uint32_t i; + + qemu_co_mutex_lock(&s->lock); + + parallels_check_unclean(bs, res, fix); + + ret =3D parallels_check_outside_image(bs, res, fix); + if (ret < 0) { + goto out; + } + + ret =3D parallels_check_leak(bs, res, fix); + if (ret < 0) { + goto out; + } + + res->bfi.total_clusters =3D s->bat_size; + res->bfi.compressed_clusters =3D 0; /* compression is not supported */ + + prev_off =3D 0; + for (i =3D 0; i < s->bat_size; i++) { + int64_t off =3D 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. + */ + if (off =3D=3D 0 || off + s->cluster_size > res->image_end_offset)= { + prev_off =3D 0; + continue; + } + + res->bfi.allocated_clusters++; + + if (prev_off !=3D 0 && (prev_off + s->cluster_size) !=3D off) { + res->bfi.fragmented_clusters++; + } + prev_off =3D off; + } + out: qemu_co_mutex_unlock(&s->lock); =20 --=20 2.34.1