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{ "id": 2222012, "url": "http://patchwork.ozlabs.org/api/1.1/covers/2222012/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260410152314.86412-1-kwolf@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260410152314.86412-1-kwolf@redhat.com>", "date": "2026-04-10T15:23:12", "name": "[0/2] scsi: Fix discard_granularity for -drive if=scsi", "submitter": { "id": 2714, "url": "http://patchwork.ozlabs.org/api/1.1/people/2714/?format=api", "name": "Kevin Wolf", "email": "kwolf@redhat.com" }, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260410152314.86412-1-kwolf@redhat.com/mbox/", "series": [ { "id": 499481, "url": "http://patchwork.ozlabs.org/api/1.1/series/499481/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499481", "date": "2026-04-10T15:23:12", "name": "scsi: Fix discard_granularity for -drive if=scsi", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499481/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2222012/comments/", "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=bNwpt1r0;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fsgbv5hqgz1y2d\n\tfor <incoming@patchwork.ozlabs.org>; Sat, 11 Apr 2026 01:25:30 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wBDiY-0001k2-Q9; Fri, 10 Apr 2026 11:24:23 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <kwolf@redhat.com>) id 1wBDiP-0001iT-LT\n for qemu-devel@nongnu.org; Fri, 10 Apr 2026 11:24:14 -0400", "from us-smtp-delivery-124.mimecast.com ([170.10.133.124])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <kwolf@redhat.com>) id 1wBDiL-00089t-Qn\n for qemu-devel@nongnu.org; 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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1775834644;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding;\n bh=hxHQrFBM4yubzi+V431+CmDy+WUGjh1Nchiot8Some0=;\n b=bNwpt1r0WYGbo268y7SpG/Oc1gb2fwZEXRk4ro1Av/guhO+iQvqXLlGJOeSdHtBn/E7VDc\n 8c9ZpdHhZOjqL60hGpMsgalw5PEBueWBDEf1zbxPtxciBlEFD20Fbmqt0mfqHDI6gsyqSo\n PFPj4NftJjOJyLsf7MAPBjaSAFDBiN4=", "X-MC-Unique": "1eggxT9TNmOd5SNdhEdyyQ-1", "X-Mimecast-MFC-AGG-ID": "1eggxT9TNmOd5SNdhEdyyQ_1775834636", "From": "Kevin Wolf <kwolf@redhat.com>", "To": "qemu-block@nongnu.org", "Cc": "kwolf@redhat.com, hreitz@redhat.com, ivy@FreeBSD.org, pbonzini@redhat.com,\n fam@euphon.net, qemu-devel@nongnu.org, qemu-stable@nongnu.org", "Subject": "[PATCH 0/2] scsi: Fix discard_granularity for -drive if=scsi", "Date": "Fri, 10 Apr 2026 17:23:12 +0200", "Message-ID": "<20260410152314.86412-1-kwolf@redhat.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Scanned-By": "MIMEDefang 3.0 on 10.30.177.17", "Received-SPF": "pass client-ip=170.10.133.124; envelope-from=kwolf@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com", "X-Spam_score_int": "-25", "X-Spam_score": "-2.6", "X-Spam_bar": "--", "X-Spam_report": "(-2.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.54,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "This fixes the default for discard_granularity with -drive if=scsi,\nwhich was unintentionally 0 (disable discard) instead of sharing the\ndefault with the qdev property used for -device scsi-hd (usually 4096).\nThis was a regression in QEMU 9.0.\n\nKevin Wolf (2):\n block: Create DEFAULT_BLOCK_CONF macro\n block: Add more defaults to DEFAULT_BLOCK_CONF\n\n include/hw/block/block.h | 12 ++++++++++++\n hw/scsi/scsi-bus.c | 7 +------\n 2 files changed, 13 insertions(+), 6 deletions(-)" }