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[68.147.0.187]) by smtp.gmail.com with ESMTPSA id c203sm5612676pfc.10.2020.11.26.13.06.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Nov 2020 13:06:49 -0800 (PST) From: Mathieu Poirier To: ohad@wizery.com, bjorn.andersson@linaro.org, robh+dt@kernel.org Cc: linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, arnaud.pouliquen@st.com Subject: [PATCH v3 06/15] remoteproc: Properly deal with a kernel panic when attached Date: Thu, 26 Nov 2020 14:06:33 -0700 Message-Id: <20201126210642.897302-7-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201126210642.897302-1-mathieu.poirier@linaro.org> References: <20201126210642.897302-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The panic handler operation of registered remote processors should also be called when remote processors have been attached to. Signed-off-by: Mathieu Poirier Reviewed-by: Peng Fan Reviewed-by: Arnaud Pouliquen --- drivers/remoteproc/remoteproc_core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 300785a18f03..539667948bc8 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -2471,7 +2471,11 @@ static int rproc_panic_handler(struct notifier_block *nb, unsigned long event, rcu_read_lock(); list_for_each_entry_rcu(rproc, &rproc_list, node) { - if (!rproc->ops->panic || rproc->state != RPROC_RUNNING) + if (!rproc->ops->panic) + continue; + + if (rproc->state != RPROC_RUNNING && + rproc->state != RPROC_ATTACHED) continue; d = rproc->ops->panic(rproc); -- 2.25.1