From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15B4BC43334 for ; Mon, 18 Jul 2022 22:59:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236411AbiGRW7w (ORCPT ); Mon, 18 Jul 2022 18:59:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55888 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236405AbiGRW7j (ORCPT ); Mon, 18 Jul 2022 18:59:39 -0400 Received: from mail-ot1-x330.google.com (mail-ot1-x330.google.com [IPv6:2607:f8b0:4864:20::330]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2AC733369 for ; Mon, 18 Jul 2022 15:59:27 -0700 (PDT) Received: by mail-ot1-x330.google.com with SMTP id br15-20020a056830390f00b0061c9d73b8bdso4359892otb.6 for ; Mon, 18 Jul 2022 15:59:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=drVbYFCYCk/XQG0CX+PIBYqM5tVWSeGrCuK4ayZqjI8=; b=yvGhiLU6RqpjMMCknxnSJ4gPB/3V30LSI22dDmEfoSyfDUMkVNG/cFgEEUQgvOR0K6 kCxonVamWXjxv/EQO8Pdr7A/LerxgRtRrPGuv+Tic4VNIduA1AAYpsus5dS/TWmXCvjr cIe5b/c30qLa5ogEJIVYVCj5BFpfi7HUNQo98kJ0dAWvRyEQmdACp9l9+YaUcE/aFqE8 U5inOmYED1Dn4jC5ZYC82tFSgM7u0UVzmtS4C2xkMLR87jhAulmy0Q+B6qsqEZFuwzcc snZQ/RzovSogVtsH/enUNzCBWGLTvqhNtYIjc6EanR09lKx7WdJpaLlnbY/Hv5L6R4PI wT3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=drVbYFCYCk/XQG0CX+PIBYqM5tVWSeGrCuK4ayZqjI8=; b=kcZPvO4FMglmS5KsZKOIanQm8MaTwa76leNPLEHSsQALwPclGrSsKWN40qd70zr2pX IUjpIrgwk3+FueopBlNW16Md4f6IrryDD7pwEt/pG/wiOzinCdLm2Zhyp2tBoL3XiTlj 23y9TSektxBgUmE6eTkCEK5tG+QGlASYdjFeNRVOgJWU5WCKUH2wgar9wwZ/Ehdy5XfG 9iMpOxPv9u88fpT/qjspyI+beDaEPx0582dSzvs/+oQ6WXPbxbfQBKVphlGCzqjtt2W0 7TG1stzGrJPfA2LMfeB7q3wMSv90igkbP0asK2w4DUdgPoa5Wu6d4aqy20Se8s6ER65W QxAg== X-Gm-Message-State: AJIora8Mi6vsaUaAjK73Xbmk2raUtEJpFfhDRVkMxNZhJBA5voT9RjN3 YMI1Xdw4G1AuiJfYYpCaz06/xQ== X-Google-Smtp-Source: AGRyM1sJO6vupjFVRGWI2o1CliQD5fT+a760+JSu3pSoDFN1qKMkU5VMw6APLkhmLazAFfY/ndPYbw== X-Received: by 2002:a05:6830:44a2:b0:61c:71ad:b7f4 with SMTP id r34-20020a05683044a200b0061c71adb7f4mr11009629otv.290.1658185167338; Mon, 18 Jul 2022 15:59:27 -0700 (PDT) Received: from builder.lan (104-57-184-186.lightspeed.austtx.sbcglobal.net. [104.57.184.186]) by smtp.gmail.com with ESMTPSA id j10-20020a4a908a000000b0041ba304546csm5330931oog.1.2022.07.18.15.59.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Jul 2022 15:59:26 -0700 (PDT) From: Bjorn Andersson To: Arnd Bergmann , quic_sibis@quicinc.com Cc: linux-kernel@vger.kernel.org, mka@chromium.org, agross@kernel.org, sboyd@kernel.org, mathieu.poirier@linaro.org, linux-remoteproc@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: Re: (subset) [PATCH v2] remoteproc: qcom_q6v5_mss: map/unmap metadata region before/after use Date: Mon, 18 Jul 2022 17:59:12 -0500 Message-Id: <165817634386.1905814.1933035759281220435.b4-ty@linaro.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <1652248625-990-1-git-send-email-quic_sibis@quicinc.com> References: <1652248625-990-1-git-send-email-quic_sibis@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 11 May 2022 11:27:05 +0530, Sibi Sankar wrote: > The application processor accessing the dynamically assigned metadata > region after assigning it to the remote Q6 would lead to an XPU violation. > Fix this by un-mapping the metadata region post firmware header copy. The > metadata region is freed only after the modem Q6 is done with fw header > authentication. > > > [...] Applied, thanks! [1/1] remoteproc: qcom_q6v5_mss: map/unmap metadata region before/after use commit: 8808fc4008e3bb70bfe682c41d8c0d8626d1ec0b Best regards, -- Bjorn Andersson