From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794563693; b=zy9N+pNE8drmCd8OTOTVYlg0c4w4NZ56hslIp9SP0FncGOMCeSKUFKSmX55dJAQ/ldS7 Y5k5TTt9ZPSzX+ZFhIa1tLGTG59fh6QrAKItOfau7H/8Ix98dtxfxg8yyXty8UaWKZ+CU xU5H6VrGsYew433z99F9KZa6iK96pRjKtQVTK3q2X3AL8GB8Uxv06UZPbhdUidIhz2nw5 zQOr6CPnvzrduYvxFngZAwmKMs1p0PacIGLhDNSjFxwuW81yqsVw0vvE5EGLIfxzLY6Fk xcwtM/OkC2/dimiweGJYL8SUF1/22AT+h/UWu0XnVMvl3T1ulLsQ4+vTCvm4E3T1zZg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794563693; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=FxVx0vL3RkyXCz75WWP9szZHKTKi3vf/vlhctvHg7CQ=; b=nL/19N2m1RVqeEe+rj3PFBVjKULGbaru8GAb/xOf6Zj9RqqR8g1m7ZoR8bd41z5xurA+ TEkwvfebR2Vv6vkbl0R9mC8xI3l/tMVXjH6s/5N/GuHKgqmUnktg6IlOo2ub8sd+r/Z1a HH6pPimGsQ2yGDGaYV28NCBSp4pB+vs/qXANHvgIYbfXct/wa/iBCKJOMG6wYtx7XW1dG MhQZwc61tF9aCgCZX50sQzC42zgL3TeDQfEBnhsQ9VYfs4MEmX8FZthQ79gKXD4s2sO8o ETnLOC0DTeU8gd1qL1nU26krCd05W6jC5OOK16FtbyeQqCiwD7JVVuY6fg+Qp18EoIg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="cFbH/b+o"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2DCDA606A32A for ; Fri, 13 Nov 2026 09:54:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=cFbH/b+o Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8289E1F000C5; Fri, 13 Nov 2026 09:54:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794563692; bh=FxVx0vL3RkyXCz75WWP9szZHKTKi3vf/vlhctvHg7CQ=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=cFbH/b+oIlzgeQUG6H2x9wg5YLob1p0rpWNhK+q6FWXbE56JnNFoZY4Ia38WcQ0Ao SJC6xA2KwYYY6ukIgxtOlLeRSDX0ws5nb0CBgSHjWxOMjRdEQo/9OVcKGdFUeg+CfV enfkluKTMg4GpItVBr7LgKRwLqXBMVXPLjS3K2wUOCPutg61UlogDboEO+lk9HqGkv Rtp6Y2S2nYnHeqHzhXh7drcJxYMGJCsvFFYBCdEkVSV+99YRxqBBbW8hA95qHbVSSX jM1qMf4jAb/hTgAgcGawroZQu+0GFfPyPApNzrpq1B+XSbj2VnRUO02vvOXDypvfq0 /3Ly5heuusq+g== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v33 09/18] ALSA: virtio: bound PCM transfers and retain DMA buffers Reply-To: sashiko-reviews@lists.linux.dev To: "Joonho Lee" Cc: virtualization@lists.linux.dev, "Michael S. Tsirkin" , "Eugenio Perez" In-Reply-To: <20261113-fix-virtio-snd-recovery-final-v33-9-13a934ad5ece@gmail.com> References: <20261113-fix-virtio-snd-recovery-final-v33-0-13a934ad5ece@gmail.com> <20261113-fix-virtio-snd-recovery-final-v33-9-13a934ad5ece@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 13 Nov 2026 09:54:52 +0000 X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Joonho Lee >=20 > Validate ACK geometry, conversion bounds and queued-byte accounting > before submitting transfers. Retain the backing DMA pages until message > retirement. Check RX status and upper payload bounds while accepting > bounded short responses, including at STOP and PAUSE. Preserve the > legacy RX completion and ACK policy until the request-owned conversion, > including the legacy handling of empty PAUSE returns. The fixed-offset > layout still has short-response data gaps; request-owned capture and its > queue/accounting contract arrive together in patch 12. Non-MMU copies > use only the validated returned payload length. >=20 > Fixes: f40a28679e0b ("ALSA: virtio: handling control and I/O messages for= the PCM device") > Assisted-by: LLM > Signed-off-by: Joonho Lee Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261113-fix-virtio= -snd-recovery-final-v33-0-13a934ad5ece@gmail.com?part=3D9