From patchwork Tue May 30 08:17:12 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Sementsov-Ogievskiy X-Patchwork-Id: 768435 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3wcRM71C8Gz9s72 for ; Tue, 30 May 2017 18:18:26 +1000 (AEST) Received: from localhost ([::1]:52095 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dFcMB-0001Kk-VI for incoming@patchwork.ozlabs.org; Tue, 30 May 2017 04:18:24 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48669) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dFcLP-0001HY-MW for qemu-devel@nongnu.org; Tue, 30 May 2017 04:17:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dFcLM-0007OL-U6 for qemu-devel@nongnu.org; Tue, 30 May 2017 04:17:35 -0400 Received: from mailhub.sw.ru ([195.214.232.25]:32740 helo=relay.sw.ru) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dFcLM-0007MP-Im for qemu-devel@nongnu.org; Tue, 30 May 2017 04:17:32 -0400 Received: from kvm.sw.ru (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id v4U8HNVL010188; Tue, 30 May 2017 11:17:25 +0300 (MSK) From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org, qemu-devel@nongnu.org Date: Tue, 30 May 2017 11:17:12 +0300 Message-Id: <20170530081723.29205-15-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.11.1 In-Reply-To: <20170530081723.29205-1-vsementsov@virtuozzo.com> References: <20170530081723.29205-1-vsementsov@virtuozzo.com> X-detected-operating-system: by eggs.gnu.org: OpenBSD 3.x [fuzzy] X-Received-From: 195.214.232.25 Subject: [Qemu-devel] [PATCH 14/25] block/dirty-bitmap: add bdrv_dirty_bitmap_next() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, vsementsov@virtuozzo.com, famz@redhat.com, armbru@redhat.com, mreitz@redhat.com, stefanha@redhat.com, pbonzini@redhat.com, den@openvz.org, jsnow@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Max Reitz Reviewed-by: John Snow --- block/dirty-bitmap.c | 7 +++++++ include/block/dirty-bitmap.h | 3 +++ 2 files changed, 10 insertions(+) diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index c9b809e4b9..a3b8a1ea64 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -609,3 +609,10 @@ bool bdrv_has_changed_persistent_bitmaps(BlockDriverState *bs) return false; } + +BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs, + BdrvDirtyBitmap *bitmap) +{ + return bitmap == NULL ? QLIST_FIRST(&bs->dirty_bitmaps) : + QLIST_NEXT(bitmap, list); +} diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h index f811c02237..2159daa95c 100644 --- a/include/block/dirty-bitmap.h +++ b/include/block/dirty-bitmap.h @@ -87,4 +87,7 @@ void bdrv_dirty_bitmap_set_persistance(BdrvDirtyBitmap *bitmap, bool bdrv_dirty_bitmap_get_persistance(BdrvDirtyBitmap *bitmap); bool bdrv_has_changed_persistent_bitmaps(BlockDriverState *bs); +BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs, + BdrvDirtyBitmap *bitmap); + #endif