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authorMathieu Poirier <mathieu.poirier@linaro.org>2021-03-12 09:24:49 -0700
committerBjorn Andersson <bjorn.andersson@linaro.org>2021-03-18 08:02:08 -0500
commit800dad0025ecb9ca8c885414cab070f8cc40e81e (patch)
tree8bb4bbfc58adb70479ae0ac1b5ddb1062b0ed16e /drivers/remoteproc
parent8088dd4d9316964901b13df09a20ee0f917f414d (diff)
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>
Diffstat (limited to 'drivers/remoteproc')
-rw-r--r--drivers/remoteproc/remoteproc_core.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 163fad5b95a1..4cf6ef7e15b5 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -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);