From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AE7EC433E0 for ; Mon, 15 Feb 2021 15:14:24 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EE8CE600CF for ; Mon, 15 Feb 2021 15:14:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EE8CE600CF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:41340 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lBfZv-000383-23 for qemu-devel@archiver.kernel.org; Mon, 15 Feb 2021 10:14:23 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:55378) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lBfNf-0005lC-Ig for qemu-devel@nongnu.org; Mon, 15 Feb 2021 10:01:47 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:26295) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1lBfNR-0000pd-CO for qemu-devel@nongnu.org; Mon, 15 Feb 2021 10:01:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1613401288; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=E3GCvsC8yveEyfHJFXKD8eW8I0U03JjgHVmJiZV9zH8=; b=cxw4ib1e5qZXvWBkUehm9ut2D06n3QYYQJYgLg0vuuneH+eVb8M6pSjUVwsoh6wn1lz4jh N3j3IwK1i1phRBVcEmoXOE0pWdYYw6BlfQoGDq4XXsjYPvCzi3O+xNf5bCCNBoM1KR99xz v4MdFAsxAW8KBC9IJWkAHvhep0vOo6k= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-481-2YkgHUXuORS8flTVm4CVpQ-1; Mon, 15 Feb 2021 10:01:23 -0500 X-MC-Unique: 2YkgHUXuORS8flTVm4CVpQ-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 224F484F20C; Mon, 15 Feb 2021 15:01:14 +0000 (UTC) Received: from merkur.fritz.box (ovpn-113-28.ams2.redhat.com [10.36.113.28]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2856E69338; Mon, 15 Feb 2021 15:01:13 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Subject: [PULL 08/11] block: add bdrv_co_delete_file_noerr Date: Mon, 15 Feb 2021 16:00:57 +0100 Message-Id: <20210215150100.436555-9-kwolf@redhat.com> In-Reply-To: <20210215150100.436555-1-kwolf@redhat.com> References: <20210215150100.436555-1-kwolf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kwolf@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Maxim Levitsky This function wraps bdrv_co_delete_file for the common case of removing a file, which was just created by format driver, on an error condition. It hides the -ENOTSUPP error, and reports all other errors otherwise. Use it in luks driver Signed-off-by: Maxim Levitsky Reviewed-by: Alberto Garcia Message-Id: <20201217170904.946013-3-mlevitsk@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy Signed-off-by: Kevin Wolf --- include/block/block.h | 1 + block.c | 22 ++++++++++++++++++++++ block/crypto.c | 15 ++------------- 3 files changed, 25 insertions(+), 13 deletions(-) diff --git a/include/block/block.h b/include/block/block.h index a9b7f03f11..b3f6e509d4 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -441,6 +441,7 @@ int bdrv_freeze_backing_chain(BlockDriverState *bs, BlockDriverState *base, Error **errp); void bdrv_unfreeze_backing_chain(BlockDriverState *bs, BlockDriverState *base); int coroutine_fn bdrv_co_delete_file(BlockDriverState *bs, Error **errp); +void coroutine_fn bdrv_co_delete_file_noerr(BlockDriverState *bs); typedef struct BdrvCheckResult { diff --git a/block.c b/block.c index c682c3e3b9..a1f3cecd75 100644 --- a/block.c +++ b/block.c @@ -706,6 +706,28 @@ int coroutine_fn bdrv_co_delete_file(BlockDriverState *bs, Error **errp) return ret; } +void coroutine_fn bdrv_co_delete_file_noerr(BlockDriverState *bs) +{ + Error *local_err = NULL; + int ret; + + if (!bs) { + return; + } + + ret = bdrv_co_delete_file(bs, &local_err); + /* + * ENOTSUP will happen if the block driver doesn't support + * the 'bdrv_co_delete_file' interface. This is a predictable + * scenario and shouldn't be reported back to the user. + */ + if (ret == -ENOTSUP) { + error_free(local_err); + } else if (ret < 0) { + error_report_err(local_err); + } +} + /** * Try to get @bs's logical and physical block size. * On success, store them in @bsz struct and return 0. diff --git a/block/crypto.c b/block/crypto.c index b3a5275132..1d30fde38e 100644 --- a/block/crypto.c +++ b/block/crypto.c @@ -725,19 +725,8 @@ fail: * If an error occurred, delete 'filename'. Even if the file existed * beforehand, it has been truncated and corrupted in the process. */ - if (ret && bs) { - Error *local_delete_err = NULL; - int r_del = bdrv_co_delete_file(bs, &local_delete_err); - /* - * ENOTSUP will happen if the block driver doesn't support - * the 'bdrv_co_delete_file' interface. This is a predictable - * scenario and shouldn't be reported back to the user. - */ - if ((r_del < 0) && (r_del != -ENOTSUP)) { - error_report_err(local_delete_err); - } else { - error_free(local_delete_err); - } + if (ret) { + bdrv_co_delete_file_noerr(bs); } bdrv_unref(bs); -- 2.29.2