2018-10-17 06:54:08

by Nikolay Borisov

Subject: [PATCH] tracing: Export trace_dump_stack to modules

There is no reason for this function to be unexprted and it's a useful
debugging aid.

Signed-off-by: Nikolay Borisov <[email protected]>
---
kernel/trace/trace.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index bf6f1d70484d..15c7a7d01505 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -2727,6 +2727,7 @@ void trace_dump_stack(int skip)
__ftrace_trace_stack(global_trace.trace_buffer.buffer,
flags, skip, preempt_count(), NULL);
}
+EXPORT_SYMBOL_GPL(trace_dump_stack);

static DEFINE_PER_CPU(int, user_stack_count);

--
2.7.4

2018-10-17 20:20:14

by Steven Rostedt

Subject: Re: [PATCH] tracing: Export trace_dump_stack to modules

On Wed, 17 Oct 2018 09:51:43 +0300
Nikolay Borisov <[email protected]> wrote:

> There is no reason for this function to be unexprted and it's a useful
> debugging aid.
>
> Signed-off-by: Nikolay Borisov <[email protected]>

Thanks, I added this to my queue for the merge window.

-- Steve

> ---
> kernel/trace/trace.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
> index bf6f1d70484d..15c7a7d01505 100644
> --- a/kernel/trace/trace.c
> +++ b/kernel/trace/trace.c
> @@ -2727,6 +2727,7 @@ void trace_dump_stack(int skip)
> __ftrace_trace_stack(global_trace.trace_buffer.buffer,
> flags, skip, preempt_count(), NULL);
> }
> +EXPORT_SYMBOL_GPL(trace_dump_stack);
>
> static DEFINE_PER_CPU(int, user_stack_count);
>