From nobody Wed Feb 11 05:11:47 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1491913834832607.9101284700621; Tue, 11 Apr 2017 05:30:34 -0700 (PDT) Received: from localhost ([::1]:39044 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cxuwL-0007DD-F7 for importer@patchew.org; Tue, 11 Apr 2017 08:30:33 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39078) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cxusd-0003zg-Kt for qemu-devel@nongnu.org; Tue, 11 Apr 2017 08:26:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cxusc-0003mO-KI for qemu-devel@nongnu.org; Tue, 11 Apr 2017 08:26:43 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57919) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cxusc-0003m9-EF for qemu-devel@nongnu.org; Tue, 11 Apr 2017 08:26:42 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6AAA56AAC0; Tue, 11 Apr 2017 12:26:41 +0000 (UTC) Received: from lemon.redhat.com (ovpn-8-27.pek2.redhat.com [10.72.8.27]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7329D8764D; Tue, 11 Apr 2017 12:26:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 6AAA56AAC0 Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=famz@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 6AAA56AAC0 From: Fam Zheng To: qemu-devel@nongnu.org Date: Tue, 11 Apr 2017 20:26:22 +0800 Message-Id: <20170411122632.14050-2-famz@redhat.com> In-Reply-To: <20170411122632.14050-1-famz@redhat.com> References: <20170411122632.14050-1-famz@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 (mx1.redhat.com [10.5.110.26]); Tue, 11 Apr 2017 12:26:41 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 01/11] block: Make bdrv_parent_drained_begin/end public 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: Peter Maydell , famz@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Fam Zheng Reviewed-by: Stefan Hajnoczi Acked-by: Stefan Hajnoczi Reviewed-by: Kevin Wolf --- block/io.c | 4 ++-- include/block/block.h | 16 ++++++++++++++++ 2 files changed, 18 insertions(+), 2 deletions(-) diff --git a/block/io.c b/block/io.c index 7321dda..9598646 100644 --- a/block/io.c +++ b/block/io.c @@ -44,7 +44,7 @@ static void coroutine_fn bdrv_co_do_rw(void *opaque); static int coroutine_fn bdrv_co_do_pwrite_zeroes(BlockDriverState *bs, int64_t offset, int count, BdrvRequestFlags flags); =20 -static void bdrv_parent_drained_begin(BlockDriverState *bs) +void bdrv_parent_drained_begin(BlockDriverState *bs) { BdrvChild *c; =20 @@ -55,7 +55,7 @@ static void bdrv_parent_drained_begin(BlockDriverState *b= s) } } =20 -static void bdrv_parent_drained_end(BlockDriverState *bs) +void bdrv_parent_drained_end(BlockDriverState *bs) { BdrvChild *c; =20 diff --git a/include/block/block.h b/include/block/block.h index 3e09222..488a07e 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -573,6 +573,22 @@ void bdrv_io_plug(BlockDriverState *bs); void bdrv_io_unplug(BlockDriverState *bs); =20 /** + * bdrv_parent_drained_begin: + * + * Begin a quiesced section of all users of @bs. This is part of + * bdrv_drained_begin. + */ +void bdrv_parent_drained_begin(BlockDriverState *bs); + +/** + * bdrv_parent_drained_end: + * + * End a quiesced section of all users of @bs. This is part of + * bdrv_drained_end. + */ +void bdrv_parent_drained_end(BlockDriverState *bs); + +/** * bdrv_drained_begin: * * Begin a quiesced section for exclusive access to the BDS, by disabling --=20 2.9.3