From patchwork Mon Jul 25 12:21:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emanuele Giuseppe Esposito X-Patchwork-Id: 1660332 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=HQCqqjBK; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4Lrznx17gxz9sB4 for ; Mon, 25 Jul 2022 22:27:33 +1000 (AEST) Received: from localhost ([::1]:33510 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oFxBL-0000mH-15 for incoming@patchwork.ozlabs.org; Mon, 25 Jul 2022 08:27:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48640) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oFx5Z-0002Xg-OW for qemu-devel@nongnu.org; Mon, 25 Jul 2022 08:21:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:38697) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oFx5W-00062B-CS for qemu-devel@nongnu.org; Mon, 25 Jul 2022 08:21:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1658751688; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=EEeBNZaq3ZiHcT6fAlUg9SzkwLF04CX/AvxtutJPL7A=; b=HQCqqjBKbz9twtfDzcsnUXq1Q+5YFEOmi8VWEp1mWv+mm7F4QDagG8HkdyfQj5gWuktWeC WF79xs67R7U9v3Jb/094NZo2/sHKtXJzGkxW02t6GahJ5SIH7RoHH1hD4hkci52+2REkU7 QPAq/PL285NkEMGbMvzwoRfe+L0c6qE= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-578-enH1YTHxPp2PLLFMJh1-DQ-1; Mon, 25 Jul 2022 08:21:27 -0400 X-MC-Unique: enH1YTHxPp2PLLFMJh1-DQ-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C495919705C4; Mon, 25 Jul 2022 12:21:24 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8323A18EB5; Mon, 25 Jul 2022 12:21:24 +0000 (UTC) From: Emanuele Giuseppe Esposito To: qemu-block@nongnu.org Cc: Kevin Wolf , Hanna Reitz , Paolo Bonzini , John Snow , Vladimir Sementsov-Ogievskiy , Markus Armbruster , Stefan Hajnoczi , qemu-devel@nongnu.org, Emanuele Giuseppe Esposito Subject: [PATCH v2 06/11] block: implement .change_aio_ctx in child_of_bds Date: Mon, 25 Jul 2022 08:21:15 -0400 Message-Id: <20220725122120.309236-7-eesposit@redhat.com> In-Reply-To: <20220725122120.309236-1-eesposit@redhat.com> References: <20220725122120.309236-1-eesposit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 Received-SPF: pass client-ip=170.10.133.124; envelope-from=eesposit@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" bdrv_child_cb_change_aio_ctx() is identical to bdrv_child_cb_can_set_aio_ctx(), as we only need to recursively go on the parent bs. Note: bdrv_child_try_change_aio_context() is not called by anyone at this point. Reviewed-by: Hanna Reitz Signed-off-by: Emanuele Giuseppe Esposito Reviewed-by: Kevin Wolf --- block.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/block.c b/block.c index 221bf90268..bcc9b0d099 100644 --- a/block.c +++ b/block.c @@ -1239,6 +1239,14 @@ static int bdrv_child_cb_inactivate(BdrvChild *child) return 0; } +static bool bdrv_child_cb_change_aio_ctx(BdrvChild *child, AioContext *ctx, + GHashTable *visited, Transaction *tran, + Error **errp) +{ + BlockDriverState *bs = child->opaque; + return bdrv_change_aio_context(bs, ctx, visited, tran, errp); +} + static bool bdrv_child_cb_can_set_aio_ctx(BdrvChild *child, AioContext *ctx, GSList **ignore, Error **errp) { @@ -1495,6 +1503,7 @@ const BdrvChildClass child_of_bds = { .inactivate = bdrv_child_cb_inactivate, .can_set_aio_ctx = bdrv_child_cb_can_set_aio_ctx, .set_aio_ctx = bdrv_child_cb_set_aio_ctx, + .change_aio_ctx = bdrv_child_cb_change_aio_ctx, .update_filename = bdrv_child_cb_update_filename, .get_parent_aio_context = child_of_bds_get_parent_aio_context, };