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A cleanup to the stack tracer broke stack tracing on s390.

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Here's a simple fix to correct that issue.
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Merge tag 'trace-v4.5-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fix from Steven Rostedt:
 "A cleanup to the stack tracer broke stack tracing on s390.  Here's a
  simple fix to correct that issue"

* tag 'trace-v4.5-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing/stacktrace: Show entire trace if passed in function not found
This commit is contained in:
Linus Torvalds 2016-02-03 09:31:34 -08:00
parent 4643536474 6ccd83714a
commit ef582d095d
1 changed files with 7 additions and 0 deletions
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7
kernel/trace/trace_stack.c
View file

@ -125,6 +125,13 @@ check_stack(unsigned long ip, unsigned long *stack)
break;
}
/*
* Some archs may not have the passed in ip in the dump.
* If that happens, we need to show everything.
*/
if (i == stack_trace_max.nr_entries)
i = 0;
/*
* Now find where in the stack these are.
*/