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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id z4sm5616342pjt.20.2019.10.31.12.43.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Oct 2019 12:43:50 -0700 (PDT) Date: Thu, 31 Oct 2019 12:43:47 -0700 From: Bjorn Andersson To: Jeffrey Hugo Cc: Ohad Ben-Cohen , Avaneesh Kumar Dwivedi , MSM , linux-remoteproc@vger.kernel.org, lkml , Jeffrey Hugo , Sibi Sankar , stable@vger.kernel.org Subject: Re: [PATCH 1/2] remoteproc: qcom_q6v5_mss: Don't reassign mpss region on shutdown Message-ID: <20191031194347.GO1929@tuxbook-pro> References: <20191031184632.2938295-1-bjorn.andersson@linaro.org> <20191031184632.2938295-2-bjorn.andersson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 31 Oct 12:36 PDT 2019, Jeffrey Hugo wrote: > On Thu, Oct 31, 2019 at 12:48 PM Bjorn Andersson > wrote: > > > > Trying to reclaim mpss memory while the mba is not running causes the > > system to crash on devices with security fuses blown, so leave it > > assigned to the remote on shutdown and recover it on a subsequent boot. > > > > Fixes: 6c5a9dc2481b ("remoteproc: qcom: Make secure world call for mem ownership switch") > > Cc: stable@vger.kernel.org > > Signed-off-by: Bjorn Andersson > > --- > > Excellent. This addresses the issue I was seeing with the Lenovo Miix 630 > Sweet! > Reviewed-by: Jeffrey Hugo > Tested-by: Jeffrey Hugo Thanks! Regards, Bjorn