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GET /api/patches/807900/?format=api
{ "id": 807900, "url": "http://patchwork.ozlabs.org/api/patches/807900/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170830210542.2153-11-eblake@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170830210542.2153-11-eblake@redhat.com>", "list_archive_url": null, "date": "2017-08-30T21:05:34", "name": "[v6,10/18] dirty-bitmap: Change bdrv_get_dirty_count() to report bytes", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "31bf123a2c047601f3c8481ce5a773d7654f5360", "submitter": { "id": 6591, "url": "http://patchwork.ozlabs.org/api/people/6591/?format=api", "name": "Eric Blake", "email": "eblake@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170830210542.2153-11-eblake@redhat.com/mbox/", "series": [ { "id": 700, "url": "http://patchwork.ozlabs.org/api/series/700/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=700", "date": "2017-08-30T21:05:25", "name": "make dirty-bitmap byte-based", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/700/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/807900/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/807900/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)", "ext-mx09.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com", "ext-mx09.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=eblake@redhat.com" ], "Received": [ "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xjJC52BWsz9s8P\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 31 Aug 2017 07:13:37 +1000 (AEST)", "from localhost ([::1]:52723 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dnAIp-0001gA-94\n\tfor incoming@patchwork.ozlabs.org; Wed, 30 Aug 2017 17:13:35 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:37028)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <eblake@redhat.com>) id 1dnABj-0003tl-OK\n\tfor qemu-devel@nongnu.org; Wed, 30 Aug 2017 17:06:16 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <eblake@redhat.com>) id 1dnABi-0007aX-GB\n\tfor qemu-devel@nongnu.org; Wed, 30 Aug 2017 17:06:15 -0400", "from mx1.redhat.com ([209.132.183.28]:35264)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <eblake@redhat.com>)\n\tid 1dnABc-0007Vq-K0; Wed, 30 Aug 2017 17:06:08 -0400", "from smtp.corp.redhat.com\n\t(int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id AA5674E334;\n\tWed, 30 Aug 2017 21:06:07 +0000 (UTC)", "from red.redhat.com (ovpn-122-186.rdu2.redhat.com [10.10.122.186])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id 9621677557;\n\tWed, 30 Aug 2017 21:06:03 +0000 (UTC)" ], "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com AA5674E334", "From": "Eric Blake <eblake@redhat.com>", "To": "qemu-devel@nongnu.org", "Date": "Wed, 30 Aug 2017 16:05:34 -0500", "Message-Id": "<20170830210542.2153-11-eblake@redhat.com>", "In-Reply-To": "<20170830210542.2153-1-eblake@redhat.com>", "References": "<20170830210542.2153-1-eblake@redhat.com>", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.16", "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.38]);\n\tWed, 30 Aug 2017 21:06:07 +0000 (UTC)", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]", "X-Received-From": "209.132.183.28", "Subject": "[Qemu-devel] [PATCH v6 10/18] dirty-bitmap: Change\n\tbdrv_get_dirty_count() to report bytes", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Cc": "kwolf@redhat.com, vsementsov@virtuozzo.com, Fam Zheng <famz@redhat.com>, \n\tqemu-block@nongnu.org, Juan Quintela <quintela@redhat.com>,\n\tJeff Cody <jcody@redhat.com>,\n\t\"Dr. David Alan Gilbert\" <dgilbert@redhat.com>,\n\tMax Reitz <mreitz@redhat.com>,\n\tStefan Hajnoczi <stefanha@redhat.com>, jsnow@redhat.com", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Thanks to recent cleanups, all callers were scaling a return value\nof sectors into bytes; do the scaling internally instead.\n\nSigned-off-by: Eric Blake <eblake@redhat.com>\nReviewed-by: John Snow <jsnow@redhat.com>\nReviewed-by: Juan Quintela <quintela@redhat.com>\n\n---\nv4: no change\nv3: no change, add R-b\nv2: no change\n---\n block/dirty-bitmap.c | 4 ++--\n block/mirror.c | 13 +++++--------\n migration/block.c | 2 +-\n 3 files changed, 8 insertions(+), 11 deletions(-)", "diff": "diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c\nindex 20f230867d..f983d99def 100644\n--- a/block/dirty-bitmap.c\n+++ b/block/dirty-bitmap.c\n@@ -425,7 +425,7 @@ BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs)\n QLIST_FOREACH(bm, &bs->dirty_bitmaps, list) {\n BlockDirtyInfo *info = g_new0(BlockDirtyInfo, 1);\n BlockDirtyInfoList *entry = g_new0(BlockDirtyInfoList, 1);\n- info->count = bdrv_get_dirty_count(bm) << BDRV_SECTOR_BITS;\n+ info->count = bdrv_get_dirty_count(bm);\n info->granularity = bdrv_dirty_bitmap_granularity(bm);\n info->has_name = !!bm->name;\n info->name = g_strdup(bm->name);\n@@ -653,7 +653,7 @@ void bdrv_set_dirty_iter(BdrvDirtyBitmapIter *iter, int64_t offset)\n\n int64_t bdrv_get_dirty_count(BdrvDirtyBitmap *bitmap)\n {\n- return hbitmap_count(bitmap->bitmap);\n+ return hbitmap_count(bitmap->bitmap) << BDRV_SECTOR_BITS;\n }\n\n int64_t bdrv_get_meta_dirty_count(BdrvDirtyBitmap *bitmap)\ndiff --git a/block/mirror.c b/block/mirror.c\nindex af13f5d658..cc47e21814 100644\n--- a/block/mirror.c\n+++ b/block/mirror.c\n@@ -811,11 +811,10 @@ static void coroutine_fn mirror_run(void *opaque)\n\n cnt = bdrv_get_dirty_count(s->dirty_bitmap);\n /* s->common.offset contains the number of bytes already processed so\n- * far, cnt is the number of dirty sectors remaining and\n+ * far, cnt is the number of dirty bytes remaining and\n * s->bytes_in_flight is the number of bytes currently being\n * processed; together those are the current total operation length */\n- s->common.len = s->common.offset + s->bytes_in_flight +\n- cnt * BDRV_SECTOR_SIZE;\n+ s->common.len = s->common.offset + s->bytes_in_flight + cnt;\n\n /* Note that even when no rate limit is applied we need to yield\n * periodically with no pending I/O so that bdrv_drain_all() returns.\n@@ -827,8 +826,7 @@ static void coroutine_fn mirror_run(void *opaque)\n s->common.iostatus == BLOCK_DEVICE_IO_STATUS_OK) {\n if (s->in_flight >= MAX_IN_FLIGHT || s->buf_free_count == 0 ||\n (cnt == 0 && s->in_flight > 0)) {\n- trace_mirror_yield(s, cnt * BDRV_SECTOR_SIZE,\n- s->buf_free_count, s->in_flight);\n+ trace_mirror_yield(s, cnt, s->buf_free_count, s->in_flight);\n mirror_wait_for_io(s);\n continue;\n } else if (cnt != 0) {\n@@ -869,7 +867,7 @@ static void coroutine_fn mirror_run(void *opaque)\n * whether to switch to target check one last time if I/O has\n * come in the meanwhile, and if not flush the data to disk.\n */\n- trace_mirror_before_drain(s, cnt * BDRV_SECTOR_SIZE);\n+ trace_mirror_before_drain(s, cnt);\n\n bdrv_drained_begin(bs);\n cnt = bdrv_get_dirty_count(s->dirty_bitmap);\n@@ -888,8 +886,7 @@ static void coroutine_fn mirror_run(void *opaque)\n }\n\n ret = 0;\n- trace_mirror_before_sleep(s, cnt * BDRV_SECTOR_SIZE,\n- s->synced, delay_ns);\n+ trace_mirror_before_sleep(s, cnt, s->synced, delay_ns);\n if (!s->synced) {\n block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);\n if (block_job_is_cancelled(&s->common)) {\ndiff --git a/migration/block.c b/migration/block.c\nindex 9171f60028..a3512945da 100644\n--- a/migration/block.c\n+++ b/migration/block.c\n@@ -667,7 +667,7 @@ static int64_t get_remaining_dirty(void)\n aio_context_release(blk_get_aio_context(bmds->blk));\n }\n\n- return dirty << BDRV_SECTOR_BITS;\n+ return dirty;\n }\n\n\n", "prefixes": [ "v6", "10/18" ] }