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 A0517606A31B for ; Thu, 22 Oct 2026 06:10:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=pwZdbIMg Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1xJlzG-0001GH-Ah; Thu, 22 Oct 2026 02:09:14 -0400 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 1xJlzC-0001FU-SO for qemu-devel@nongnu.org; Thu, 22 Oct 2026 02:09:10 -0400 Received: from out-217.mta0.migadu.com ([2001:41d0:1004:224b::d9] helo=mta0.migadu.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1xJlzA-0000HL-LR for qemu-devel@nongnu.org; Thu, 22 Oct 2026 02:09:10 -0400 X-Envelope-To: qemu-devel@nongnu.org DKIM-Signature: a=rsa-sha256; bh=z0lyGcNhDgD/gApzSZZSTpLGayjuLxdP7CCl8gtbzxM=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1792649344; v=1; x=1793254144; b=pwZdbIMgjg7KGglb/aoOgcC9MEWZfp50tQTQ0XJh3lscfXsEcYvOERS61dOHIAdFqXXDYDfS V8mki15oR2TrkXd/3HXwZ6LtSz8W4fdl/kkWxA7isA2cqiaGAxxr9qCmo2GkNDNRibz8hlCbNvG ljS+rGEMIJX/PCbrLqsUdL6w= X-Envelope-To: qemu-devel@nongnu.org Received: by smtp.migadu.com with ESMTPS id 6a597d224b1d1149; Thu, 22 Oct 2026 06:09:04 +0000 X-Mizu-Trace-ID: 6a597d224b1d1149 X-Migadu-Flow: FLOW_OUT From: Junjie Cao To: jamin_lin@aspeedtech.com Cc: marcandre.lureau@redhat.com, clg@kaod.org, peter.maydell@linaro.org, kane_chen@aspeedtech.com, troy_lee@aspeedtech.com, qemu-arm@nongnu.org, qemu-devel@nongnu.org, junjie.cao@intel.com Subject: Re: [PATCH v6 7/8] hw/usb/redirect-server: Stream interrupt IN endpoints Date: Thu, 22 Oct 2026 06:08:55 +0000 Message-ID: <20261022060855.941871-1-junjie.cao@linux.dev> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261019092448.278079-8-jamin_lin@aspeedtech.com> References: <20261019092448.278079-1-jamin_lin@aspeedtech.com> <20261019092448.278079-8-jamin_lin@aspeedtech.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2001:41d0:1004:224b::d9; envelope-from=junjie.cao@linux.dev; helo=mta0.migadu.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, 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=-6.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_PASS,SPF_PASS,USER_AGENT_GIT autolearn=no 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 From: Junjie Cao Hi Jamin, On v6, the local test device delivers data after an IOERROR without another start request. STALL stops the stream. With a bulk IN endpoint at 0x83, v6 accepts the start request and sends the data as an interrupt_packet after the device wakes. Could we also reject non-interrupt endpoints in start_interrupt_receiving()? Thanks, Junjie