diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2016-02-23 17:07:08 +0300 |
|---|---|---|
| committer | Laxman Dewangan <ldewangan@nvidia.com> | 2016-02-23 17:07:08 +0300 |
| commit | e5451c8f8330e03ad3cfa16048b4daf961af434f (patch) | |
| tree | deefeea7e4ab036a05ccbf4c35b98536720565e5 /include/linux/stacktrace.h | |
| parent | a101ad945113be3d7f283a181810d76897f0a0d6 (diff) | |
| parent | 3cf42efc3479806bc5db5176fd440d23bb73854b (diff) | |
| download | linux-e5451c8f8330e03ad3cfa16048b4daf961af434f.tar.xz | |
Merge remote-tracking branch 'linusw-gpio/for-next' into devm_gpiochip
Base for demv_gpiochip_add_data() and devm_gpiochip_remove().
Diffstat (limited to 'include/linux/stacktrace.h')
| -rw-r--r-- | include/linux/stacktrace.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h new file mode 100644 index 000000000000..0a34489a46b6 --- /dev/null +++ b/include/linux/stacktrace.h @@ -0,0 +1,40 @@ +#ifndef __LINUX_STACKTRACE_H +#define __LINUX_STACKTRACE_H + +#include <linux/types.h> + +struct task_struct; +struct pt_regs; + +#ifdef CONFIG_STACKTRACE +struct stack_trace { + unsigned int nr_entries, max_entries; + unsigned long *entries; + int skip; /* input argument: How many entries to skip */ +}; + +extern void save_stack_trace(struct stack_trace *trace); +extern void save_stack_trace_regs(struct pt_regs *regs, + struct stack_trace *trace); +extern void save_stack_trace_tsk(struct task_struct *tsk, + struct stack_trace *trace); + +extern void print_stack_trace(struct stack_trace *trace, int spaces); +extern int snprint_stack_trace(char *buf, size_t size, + struct stack_trace *trace, int spaces); + +#ifdef CONFIG_USER_STACKTRACE_SUPPORT +extern void save_stack_trace_user(struct stack_trace *trace); +#else +# define save_stack_trace_user(trace) do { } while (0) +#endif + +#else +# define save_stack_trace(trace) do { } while (0) +# define save_stack_trace_tsk(tsk, trace) do { } while (0) +# define save_stack_trace_user(trace) do { } while (0) +# define print_stack_trace(trace, spaces) do { } while (0) +# define snprint_stack_trace(buf, size, trace, spaces) do { } while (0) +#endif + +#endif |