From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B10ECC43603 for ; Thu, 19 Dec 2019 08:52:47 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 875E62465E for ; Thu, 19 Dec 2019 08:52:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 875E62465E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=virtuozzo.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:37384 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ihrY6-0000Fy-Ca for qemu-devel@archiver.kernel.org; Thu, 19 Dec 2019 03:52:46 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:36547) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ihrWj-00070w-Nb for qemu-devel@nongnu.org; Thu, 19 Dec 2019 03:51:22 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ihrWi-00050U-Fu for qemu-devel@nongnu.org; Thu, 19 Dec 2019 03:51:21 -0500 Received: from relay.sw.ru ([185.231.240.75]:55344) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ihrWf-0004Xh-6D; Thu, 19 Dec 2019 03:51:17 -0500 Received: from vovaso.qa.sw.ru ([10.94.3.0] helo=kvm.qa.sw.ru) by relay.sw.ru with esmtp (Exim 4.92.3) (envelope-from ) id 1ihrWV-0004DF-7o; Thu, 19 Dec 2019 11:51:07 +0300 From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Subject: [PATCH v2 3/5] block/dirty-bitmap: add bdrv_has_named_bitmaps helper Date: Thu, 19 Dec 2019 11:51:04 +0300 Message-Id: <20191219085106.22309-4-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191219085106.22309-1-vsementsov@virtuozzo.com> References: <20191219085106.22309-1-vsementsov@virtuozzo.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 185.231.240.75 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, kwolf@redhat.com, vsementsov@virtuozzo.com, quintela@redhat.com, qemu-devel@nongnu.org, dgilbert@redhat.com, stefanha@redhat.com, den@openvz.org, mreitz@redhat.com, jsnow@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" To be used for bitmap migration in further commit. Signed-off-by: Vladimir Sementsov-Ogievskiy --- include/block/dirty-bitmap.h | 1 + block/dirty-bitmap.c | 13 +++++++++++++ 2 files changed, 14 insertions(+) diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h index e2b20ecab9..d93a38c7bc 100644 --- a/include/block/dirty-bitmap.h +++ b/include/block/dirty-bitmap.h @@ -94,6 +94,7 @@ int64_t bdrv_get_dirty_count(BdrvDirtyBitmap *bitmap); void bdrv_dirty_bitmap_truncate(BlockDriverState *bs, int64_t bytes); bool bdrv_dirty_bitmap_readonly(const BdrvDirtyBitmap *bitmap); bool bdrv_has_readonly_bitmaps(BlockDriverState *bs); +bool bdrv_has_named_bitmaps(BlockDriverState *bs); bool bdrv_dirty_bitmap_get_autoload(const BdrvDirtyBitmap *bitmap); bool bdrv_dirty_bitmap_get_persistence(BdrvDirtyBitmap *bitmap); bool bdrv_dirty_bitmap_inconsistent(const BdrvDirtyBitmap *bitmap); diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index 7039e82520..9117556095 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -809,6 +809,19 @@ bool bdrv_has_readonly_bitmaps(BlockDriverState *bs) return false; } +bool bdrv_has_named_bitmaps(BlockDriverState *bs) +{ + BdrvDirtyBitmap *bm; + + QLIST_FOREACH(bm, &bs->dirty_bitmaps, list) { + if (bdrv_dirty_bitmap_name(bm)) { + return true; + } + } + + return false; +} + /* Called with BQL taken. */ void bdrv_dirty_bitmap_set_persistence(BdrvDirtyBitmap *bitmap, bool persistent) { -- 2.21.0