From patchwork Tue Jul 25 14:19:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Hajnoczi X-Patchwork-Id: 1812610 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.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=) Authentication-Results: legolas.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=e1B0Escr; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4R9K1V1YfCz1yXx for ; Wed, 26 Jul 2023 00:20:13 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qOIsn-0000nE-RL; Tue, 25 Jul 2023 10:19:25 -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 1qOIsm-0000me-Ak for qemu-devel@nongnu.org; Tue, 25 Jul 2023 10:19:24 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qOIsk-0000ws-Q1 for qemu-devel@nongnu.org; Tue, 25 Jul 2023 10:19:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1690294762; 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=cH/W3q5ZiRkNxXGdWNYjOSTlSvVAa6ckF98aVZ7GeiU=; b=e1B0EscrxTnzgc9Iyi6ij5aw/1nkSSgCmOIzkJfHyoKqA5kJUkLmg4ZSs62v5jOqdbr9uK j6DMgHfoUk0nFntln7NPx66XAT1cHiG5Yv46HnVDcVdqCn2K1qVH4nKk96BdW7CHswDjnk vcl1G0ROVyvE2OKQFZLBFbuw3phDYls= 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-557-ES_PsbeeMt-y-u_pjI6qhw-1; Tue, 25 Jul 2023 10:19:20 -0400 X-MC-Unique: ES_PsbeeMt-y-u_pjI6qhw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 3B520801E80; Tue, 25 Jul 2023 14:19:20 +0000 (UTC) Received: from localhost (unknown [10.39.192.118]) by smtp.corp.redhat.com (Postfix) with ESMTP id AC7562166B26; Tue, 25 Jul 2023 14:19:19 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, Stefan Hajnoczi , Hanna Reitz , Kevin Wolf Subject: [PATCH 1/7] block/blkio: add io_uring: filename parsing Date: Tue, 25 Jul 2023 10:19:09 -0400 Message-ID: <20230725141915.386364-2-stefanha@redhat.com> In-Reply-To: <20230725141915.386364-1-stefanha@redhat.com> References: <20230725141915.386364-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.129.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com 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, 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_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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-bounces+incoming=patchwork.ozlabs.org@nongnu.org The qemu-iotests test suite requires filename parsing because it does not use image options syntax everywhere. Add it now so that later patches can enable qemu-iotests for the io_uring block driver. The blkio.c code has other libblkio-based drivers that could benefit from filename parsing too. Leave them for now because I am not yet ready to add qemu-iotests support for them. Suggested-by: Hanna Czenczek Suggested-by: Kevin Wolf Signed-off-by: Stefan Hajnoczi --- block/blkio.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/block/blkio.c b/block/blkio.c index 1798648134..a0240a5bcc 100644 --- a/block/blkio.c +++ b/block/blkio.c @@ -603,6 +603,12 @@ static void blkio_unregister_buf(BlockDriverState *bs, void *host, size_t size) } } +static void blkio_io_uring_parse_filename(const char *filename, QDict *options, + Error **errp) +{ + bdrv_parse_filename_strip_prefix(filename, "io_uring:", options); +} + static int blkio_io_uring_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { @@ -1049,6 +1055,7 @@ static BlockDriver bdrv_io_uring = { .format_name = "io_uring", .protocol_name = "io_uring", .bdrv_needs_filename = true, + .bdrv_parse_filename = blkio_io_uring_parse_filename, BLKIO_DRIVER_COMMON };