diff options
| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2011-06-08 16:09:27 +0900 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2011-06-14 22:48:52 -0400 |
| commit | c624d33f61cd05241e85b906311f0b712fdb0f32 (patch) | |
| tree | c228ab434249c0d7bb703029efb5650a1b63cff0 /kernel/stacktrace.c | |
| parent | 395810627b6a43c8d0ec948884043946fa162308 (diff) | |
| download | lwn-c624d33f61cd05241e85b906311f0b712fdb0f32.tar.gz lwn-c624d33f61cd05241e85b906311f0b712fdb0f32.zip | |
stack_trace: Add weak save_stack_trace_regs()
Add weak symbol of save_stack_trace_regs() as same as
save_stack_trace_tsk() since that is not implemented
except x86 yet.
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: yrl.pp-manager.tt@hitachi.com
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@gmail.com>
Link: http://lkml.kernel.org/r/20110608070927.17777.37895.stgit@fedora15
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/stacktrace.c')
| -rw-r--r-- | kernel/stacktrace.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c index eb212f8f8bc8..d20c6983aad9 100644 --- a/kernel/stacktrace.c +++ b/kernel/stacktrace.c @@ -26,12 +26,18 @@ void print_stack_trace(struct stack_trace *trace, int spaces) EXPORT_SYMBOL_GPL(print_stack_trace); /* - * Architectures that do not implement save_stack_trace_tsk get this - * weak alias and a once-per-bootup warning (whenever this facility - * is utilized - for example by procfs): + * Architectures that do not implement save_stack_trace_tsk or + * save_stack_trace_regs get this weak alias and a once-per-bootup warning + * (whenever this facility is utilized - for example by procfs): */ __weak void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) { WARN_ONCE(1, KERN_INFO "save_stack_trace_tsk() not implemented yet.\n"); } + +__weak void +save_stack_trace_regs(struct pt_regs *regs, struct stack_trace *trace) +{ + WARN_ONCE(1, KERN_INFO "save_stack_trace_regs() not implemented yet.\n"); +} |