From nobody Wed Feb 11 00:59:46 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=yandex-team.ru ARC-Seal: i=1; a=rsa-sha256; t=1682077305; cv=none; d=zohomail.com; s=zohoarc; b=OtS8sHYTQa4fcEgLvGJH1RA//uQnBokZipl9v9pxADmymvyJ500FarKDbVGyr0lHYFvgKMc03S+FWf+Qjm5xzTMinpCqgYaQ3/NALABeJTrEAjTeMu03gz2E+HAGd1dDEdwxPmRL/4XnBexd06shqOKaEB+4wYDC9c2iqaWIMh0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1682077305; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=BZSFW4d7itr58ixETZgsDpAM1CwhQD8/BSwlpj19vGc=; b=Ph4EgzRpqNXjG1UV0TV+LWSNg4NmmokocwmdCWd6h8vBKb/g8yzazijfILdcUbxwbRGahMJGhwZ7maENMkzm56AhHy4n/tF5Q28M5lKR9Lq05C2Q0mtSsP8kQgrHYJ69DsMUNg8G1jTR8o1OLzuVm3JkRA4hTXLtvdKcgjrVXLo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1682077304645857.1958248518224; Fri, 21 Apr 2023 04:41:44 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ppp8y-0006pf-Bt; Fri, 21 Apr 2023 07:41:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ppp8t-0006jx-0z; Fri, 21 Apr 2023 07:41:31 -0400 Received: from forwardcorp1b.mail.yandex.net ([178.154.239.136]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ppp8p-0001FF-Fu; Fri, 21 Apr 2023 07:41:30 -0400 Received: from mail-nwsmtp-smtp-corp-main-44.iva.yp-c.yandex.net (mail-nwsmtp-smtp-corp-main-44.iva.yp-c.yandex.net [IPv6:2a02:6b8:c0c:7f29:0:640:9a2b:0]) by forwardcorp1b.mail.yandex.net (Yandex) with ESMTP id 8B31161968; Fri, 21 Apr 2023 14:41:19 +0300 (MSK) Received: from vsementsov-nix.yandex.net (unknown [2a02:6b8:b081:8816::1:4]) by mail-nwsmtp-smtp-corp-main-44.iva.yp-c.yandex.net (smtpcorp/Yandex) with ESMTPSA id 3fdrVT1OnCg0-QHk5X2C9; Fri, 21 Apr 2023 14:41:18 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru; s=default; t=1682077278; bh=BZSFW4d7itr58ixETZgsDpAM1CwhQD8/BSwlpj19vGc=; h=Message-Id:Date:In-Reply-To:Cc:Subject:References:To:From; b=BdiOV3PburGvlRcAKl/sje69iVmQL2cVrfNjT/V+LqcN2TDgzdweNeQkeWdBnn62m hcQT62jhOEJYvHCr6JpRlC7ta3mANgOP4R8aEoM1Huz6bVYsfZcqmkipCNf+FuTqIN dYfanEJSw1f9W1vU/pQdAdmyKO6dOLXHlAJdlihE= Authentication-Results: mail-nwsmtp-smtp-corp-main-44.iva.yp-c.yandex.net; dkim=pass header.i=@yandex-team.ru From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, pbonzini@redhat.com, armbru@redhat.com, eblake@redhat.com, hreitz@redhat.com, kwolf@redhat.com, den@openvz.org, alexander.ivanov@virtuozzo.com, Vladimir Sementsov-Ogievskiy Subject: [PATCH v7 3/7] block: make bdrv_find_child() function public Date: Fri, 21 Apr 2023 14:40:58 +0300 Message-Id: <20230421114102.884457-4-vsementsov@yandex-team.ru> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230421114102.884457-1-vsementsov@yandex-team.ru> References: <20230421114102.884457-1-vsementsov@yandex-team.ru> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=178.154.239.136; envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1b.mail.yandex.net X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @yandex-team.ru) X-ZM-MESSAGEID: 1682077307495100001 Content-Type: text/plain; charset="utf-8" To be reused soon for blockdev-replace functionality. Signed-off-by: Vladimir Sementsov-Ogievskiy --- block.c | 13 +++++++++++++ blockdev.c | 14 -------------- include/block/block_int-io.h | 1 + 3 files changed, 14 insertions(+), 14 deletions(-) diff --git a/block.c b/block.c index d79a52ca74..e2cc686074 100644 --- a/block.c +++ b/block.c @@ -8027,6 +8027,19 @@ int bdrv_make_empty(BdrvChild *c, Error **errp) return 0; } =20 +BdrvChild *bdrv_find_child(BlockDriverState *parent_bs, const char *child_= name) +{ + BdrvChild *child; + + QLIST_FOREACH(child, &parent_bs->children, next) { + if (strcmp(child->name, child_name) =3D=3D 0) { + return child; + } + } + + return NULL; +} + /* * Return the child that @bs acts as an overlay for, and from which data m= ay be * copied in COW or COR operations. Usually this is the backing file. diff --git a/blockdev.c b/blockdev.c index d7b5c18f0a..461657edda 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3617,20 +3617,6 @@ out: aio_context_release(aio_context); } =20 -static BdrvChild *bdrv_find_child(BlockDriverState *parent_bs, - const char *child_name) -{ - BdrvChild *child; - - QLIST_FOREACH(child, &parent_bs->children, next) { - if (strcmp(child->name, child_name) =3D=3D 0) { - return child; - } - } - - return NULL; -} - void qmp_x_blockdev_change(const char *parent, const char *child, const char *node, Error **errp) { diff --git a/include/block/block_int-io.h b/include/block/block_int-io.h index eb0da7232e..aecf7f0929 100644 --- a/include/block/block_int-io.h +++ b/include/block/block_int-io.h @@ -130,6 +130,7 @@ bdrv_co_refresh_total_sectors(BlockDriverState *bs, int= 64_t hint); int co_wrapper_mixed_bdrv_rdlock bdrv_refresh_total_sectors(BlockDriverState *bs, int64_t hint); =20 +BdrvChild *bdrv_find_child(BlockDriverState *parent_bs, const char *child_= name); BdrvChild *bdrv_cow_child(BlockDriverState *bs); BdrvChild *bdrv_filter_child(BlockDriverState *bs); BdrvChild *bdrv_filter_or_cow_child(BlockDriverState *bs); --=20 2.34.1