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remoteproc: Properly deal with a kernel panic when attached 

The panic handler operation of registered remote processors
should also be called when remote processors have been
attached to.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Link: https://lore.kernel.org/r/20210312162453.1234145-14-mathieu.poirier@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Mathieu Poirier 2021-03-12 09:24:49 -07:00 committed by Bjorn Andersson
parent 8088dd4d93
commit 800dad0025
1 changed files with 5 additions and 1 deletions
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6
drivers/remoteproc/remoteproc_core.c
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@ -2733,7 +2733,11 @@ 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);