From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AF940607A8A9 for ; Mon, 2 Nov 2026 14:38:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=E8O8Ne50 Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1xNtAV-0001e2-Hn; Mon, 02 Nov 2026 09:37:51 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1xNtAU-0001dW-3g for qemu-devel@nongnu.org; Mon, 02 Nov 2026 09:37:50 -0500 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 1xNtAS-00085q-Oy for qemu-devel@nongnu.org; Mon, 02 Nov 2026 09:37:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1793630267; 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: in-reply-to:in-reply-to:references:references; bh=s6FMKDvBRIHpuxB3o52pyEo+Yqzq+dpVeQ/jDJEw5w4=; b=E8O8Ne50GBIqGv9TBnt8BmrbIcDlrg4dS59Dci36aLv/YdFP3hYkXAdEQEnhOFOzgs1ILB LRLMReJ1OHDEMCw/A23+A2Kkiu95KYklIJ3qZzwgbJCoS26YVQ9bBpjM8RS4/ItXzyOz6j JaE2X9EsiG3aoRVVT2rQkLhnPqKe00g= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-615-_VkhzE6EMSml01h4kMUlVA-1; Mon, 02 Nov 2026 09:37:44 -0500 X-MC-Unique: _VkhzE6EMSml01h4kMUlVA-1 X-Mimecast-MFC-AGG-ID: _VkhzE6EMSml01h4kMUlVA_1793630263 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 273C118088B8; Mon, 2 Nov 2026 14:37:42 +0000 (UTC) Received: from redhat.com (unknown [10.44.32.164]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 90D491800444; Mon, 2 Nov 2026 14:37:39 +0000 (UTC) Date: Mon, 2 Nov 2026 15:37:36 +0100 From: Kevin Wolf To: Haoqian He Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org, fengli@smartx.com, jsnow@redhat.com, vsementsov@yandex-team.ru, hreitz@redhat.com Subject: Re: [PATCH] iotests: cover discard passthrough during background mirror Message-ID: References: <20261030162041.3191556-1-haoqian.he@smartx.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261030162041.3191556-1-haoqian.he@smartx.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Received-SPF: pass client-ip=170.10.129.124; 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-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: 2.1.29 Precedence: list List-Id: qemu development List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Am 30.10.2026 um 17:20 hat Haoqian He geschrieben: > A mirror_top node without BDRV_O_UNMAP silently ignores discard > requests. > > Add a regression test to verify that discard requests are not > ignored during background mirror. > > Signed-off-by: Haoqian He Thanks, applied to the block branch. Kevin