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Spacemit: prevent uninitialized thread shutdown (triggerd by the rabbit)

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Signed-off-by: Sven-Ola Tuecke <sven-ola@gmx.de>
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Sven-Ola Tuecke 2026-02-03 19:27:36 +01:00 committed by c0rnelius
parent 77477699b2
commit 4367b85577
1 changed files with 36 additions and 0 deletions
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36
patch/kernel/archive/spacemit-6.18/018-Spacemit-prevent-uninitialized-thread-shutdown.patch Normal file
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@ -0,0 +1,36 @@
From 30d1e1e8208b91cd67fbe2138af396f19442cf05 Mon Sep 17 00:00:00 2001
From: Sven-Ola Tuecke <sven-ola@gmx.de>
Date: Tue, 3 Feb 2026 15:49:29 +0100
Subject: [PATCH] Spacemit: prevent uninitialized thread shutdown
Signed-off-by: Sven-Ola Tuecke <sven-ola@gmx.de>
---
drivers/remoteproc/k1x-rproc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/remoteproc/k1x-rproc.c b/drivers/remoteproc/k1x-rproc.c
index f3548e6da..a56d75f2a 100644
--- a/drivers/remoteproc/k1x-rproc.c
+++ b/drivers/remoteproc/k1x-rproc.c
@@ -633,7 +633,7 @@ static void spacemit_rproc_remove(struct platform_device *pdev)
struct spacemit_rproc *ddata = rproc->priv;
for (i = 0; i < MAX_MBOX; ++i)
- if (ddata->mb[i].kthread_running)
+ if (ddata->mb[i].kthread_running && ddata->mb[i].mb_thread)
kthread_stop(ddata->mb[i].mb_thread);
rproc_del(rproc);
@@ -664,7 +664,8 @@ static void spacemit_rproc_shutdown(struct platform_device *pdev)
for (i = 0; i < MAX_MBOX; ++i) {
/* release the resource of rt thread */
- kthread_stop(priv->mb[i].mb_thread);
+ if (priv->mb[i].kthread_running && priv->mb[i].mb_thread)
+ kthread_stop(priv->mb[i].mb_thread);
/* mbox_free_channel(priv->mb[i].chan); */
}
}
--
2.34.1