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Diffstat (limited to 'lib')
-rw-r--r--lib/dump_stack.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index f5a33b6f773f..586e3f2c6a15 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -73,10 +73,10 @@ void show_regs_print_info(const char *log_lvl)
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, KERN_DEFAULT);
+ dump_stack_print_info(log_lvl);
+ show_stack(NULL, NULL, log_lvl);
}
/**
@@ -87,7 +87,7 @@ static void __dump_stack(void)
#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;
@@ -117,7 +117,7 @@ retry:
goto retry;
}
- __dump_stack();
+ __dump_stack(log_lvl);
if (!was_locked)
atomic_set(&dump_lock, -1);
@@ -125,9 +125,15 @@ retry:
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);