From 08f87f769b595151be1afeff53e144f543faa614 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 06 Dec 2023 09:51:13 +0000
Subject: [PATCH] add dts config
---
kernel/lib/dump_stack.c | 22 +++++++++++++++-------
1 files changed, 15 insertions(+), 7 deletions(-)
diff --git a/kernel/lib/dump_stack.c b/kernel/lib/dump_stack.c
index 33ffbf3..586e3f2 100644
--- a/kernel/lib/dump_stack.c
+++ b/kernel/lib/dump_stack.c
@@ -12,6 +12,7 @@
#include <linux/atomic.h>
#include <linux/kexec.h>
#include <linux/utsname.h>
+#include <linux/stop_machine.h>
static char dump_stack_arch_desc_str[128];
@@ -57,6 +58,7 @@
log_lvl, dump_stack_arch_desc_str);
print_worker_info(log_lvl, current);
+ print_stop_info(log_lvl, current);
}
/**
@@ -71,10 +73,10 @@
dump_stack_print_info(log_lvl);
}
-static void __dump_stack(void)
+static void __dump_stack(const char *log_lvl)
{
- dump_stack_print_info(KERN_DEFAULT);
- show_stack(NULL, NULL);
+ dump_stack_print_info(log_lvl);
+ show_stack(NULL, NULL, log_lvl);
}
/**
@@ -85,7 +87,7 @@
#ifdef CONFIG_SMP
static atomic_t dump_lock = ATOMIC_INIT(-1);
-asmlinkage __visible void dump_stack(void)
+asmlinkage __visible void dump_stack_lvl(const char *log_lvl)
{
unsigned long flags;
int was_locked;
@@ -115,7 +117,7 @@
goto retry;
}
- __dump_stack();
+ __dump_stack(log_lvl);
if (!was_locked)
atomic_set(&dump_lock, -1);
@@ -123,9 +125,15 @@
local_irq_restore(flags);
}
#else
-asmlinkage __visible void dump_stack(void)
+asmlinkage __visible void dump_stack_lvl(const char *log_lvl)
{
- __dump_stack();
+ __dump_stack(log_lvl);
}
#endif
+EXPORT_SYMBOL(dump_stack_lvl);
+
+asmlinkage __visible void dump_stack(void)
+{
+ dump_stack_lvl(KERN_DEFAULT);
+}
EXPORT_SYMBOL(dump_stack);
--
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