From patchwork Fri May 20 07:36:16 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Changlong Xie X-Patchwork-Id: 9128811 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 61EDB60762 for ; Fri, 20 May 2016 07:33:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 53FC725D91 for ; Fri, 20 May 2016 07:33:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 48B6727A84; Fri, 20 May 2016 07:33:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9C66325D91 for ; Fri, 20 May 2016 07:33:57 +0000 (UTC) Received: from localhost ([::1]:53505 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b3ewW-0002ev-Qg for patchwork-qemu-devel@patchwork.kernel.org; Fri, 20 May 2016 03:33:56 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37606) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b3evy-0002Tp-1F for qemu-devel@nongnu.org; Fri, 20 May 2016 03:33:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b3evv-0000sQ-RW for qemu-devel@nongnu.org; Fri, 20 May 2016 03:33:20 -0400 Received: from [59.151.112.132] (port=20510 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b3evm-0000bJ-Oo; Fri, 20 May 2016 03:33:11 -0400 X-IronPort-AV: E=Sophos;i="5.22,518,1449504000"; d="scan'208";a="6735795" Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 20 May 2016 15:32:45 +0800 Received: from G08CNEXCHPEKD03.g08.fujitsu.local (unknown [10.167.33.85]) by cn.fujitsu.com (Postfix) with ESMTP id 5C4F5489F962; Fri, 20 May 2016 15:32:41 +0800 (CST) Received: from changlox.g08.fujitsu.local (10.167.225.55) by G08CNEXCHPEKD03.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.279.2; Fri, 20 May 2016 15:32:40 +0800 From: Changlong Xie To: qemu devel , Stefan Hajnoczi , Fam Zheng , Max Reitz , Kevin Wolf , Jeff Cody Date: Fri, 20 May 2016 15:36:16 +0800 Message-ID: <1463729780-31982-7-git-send-email-xiecl.fnst@cn.fujitsu.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1463729780-31982-1-git-send-email-xiecl.fnst@cn.fujitsu.com> References: <1463729780-31982-1-git-send-email-xiecl.fnst@cn.fujitsu.com> MIME-Version: 1.0 X-Originating-IP: [10.167.225.55] X-yoursite-MailScanner-ID: 5C4F5489F962.A2195 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: xiecl.fnst@cn.fujitsu.com X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 59.151.112.132 Subject: [Qemu-devel] [PATCH v19 06/10] auto complete active commit 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: Changlong Xie , zhanghailiang , qemu block , Jiang Yunhong , Dong Eddie , "Dr. David Alan Gilbert" , Markus Armbruster , Gonglei , Paolo Bonzini , John Snow Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Wen Congyang Auto complete mirror job in background to prevent from blocking synchronously Signed-off-by: Wen Congyang Signed-off-by: Changlong Xie --- block/mirror.c | 13 +++++++++---- blockdev.c | 2 +- include/block/block_int.h | 3 ++- qemu-img.c | 2 +- 4 files changed, 13 insertions(+), 7 deletions(-) diff --git a/block/mirror.c b/block/mirror.c index b9986d8..385b189 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -801,7 +801,8 @@ static void mirror_start_job(BlockDriverState *bs, BlockDriverState *target, BlockCompletionFunc *cb, void *opaque, Error **errp, const BlockJobDriver *driver, - bool is_none_mode, BlockDriverState *base) + bool is_none_mode, BlockDriverState *base, + bool auto_complete) { MirrorBlockJob *s; BlockDriverState *replaced_bs; @@ -850,6 +851,9 @@ static void mirror_start_job(BlockDriverState *bs, BlockDriverState *target, s->granularity = granularity; s->buf_size = ROUND_UP(buf_size, granularity); s->unmap = unmap; + if (auto_complete) { + s->should_complete = true; + } s->dirty_bitmap = bdrv_create_dirty_bitmap(bs, granularity, NULL, errp); if (!s->dirty_bitmap) { @@ -886,14 +890,15 @@ void mirror_start(BlockDriverState *bs, BlockDriverState *target, mirror_start_job(bs, target, replaces, speed, granularity, buf_size, on_source_error, on_target_error, unmap, cb, opaque, errp, - &mirror_job_driver, is_none_mode, base); + &mirror_job_driver, is_none_mode, base, false); } void commit_active_start(BlockDriverState *bs, BlockDriverState *base, int64_t speed, BlockdevOnError on_error, BlockCompletionFunc *cb, - void *opaque, Error **errp) + void *opaque, Error **errp, + bool auto_complete) { int64_t length, base_length; int orig_base_flags; @@ -934,7 +939,7 @@ void commit_active_start(BlockDriverState *bs, BlockDriverState *base, bdrv_ref(base); mirror_start_job(bs, base, NULL, speed, 0, 0, on_error, on_error, false, cb, opaque, &local_err, - &commit_active_job_driver, false, base); + &commit_active_job_driver, false, base, auto_complete); if (local_err) { error_propagate(errp, local_err); goto error_restore_flags; diff --git a/blockdev.c b/blockdev.c index 40e4e6f..90de201 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3163,7 +3163,7 @@ void qmp_block_commit(const char *device, goto out; } commit_active_start(bs, base_bs, speed, on_error, block_job_cb, - bs, &local_err); + bs, &local_err, false); } else { commit_start(bs, base_bs, top_bs, speed, on_error, block_job_cb, bs, has_backing_file ? backing_file : NULL, &local_err); diff --git a/include/block/block_int.h b/include/block/block_int.h index b6f4755..4fc60f7 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -653,13 +653,14 @@ void commit_start(BlockDriverState *bs, BlockDriverState *base, * @cb: Completion function for the job. * @opaque: Opaque pointer value passed to @cb. * @errp: Error object. + * @auto_complete: Auto complete the job. * */ void commit_active_start(BlockDriverState *bs, BlockDriverState *base, int64_t speed, BlockdevOnError on_error, BlockCompletionFunc *cb, - void *opaque, Error **errp); + void *opaque, Error **errp, bool auto_complete); /* * mirror_start: * @bs: Block device to operate on. diff --git a/qemu-img.c b/qemu-img.c index 4792366..1e04771 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -911,7 +911,7 @@ static int img_commit(int argc, char **argv) }; commit_active_start(bs, base_bs, 0, BLOCKDEV_ON_ERROR_REPORT, - common_block_job_cb, &cbi, &local_err); + common_block_job_cb, &cbi, &local_err, false); if (local_err) { goto done; }