linux_dsm_epyc7002/tools/include/linux/stacktrace.h
Levin, Alexander (Sasha Levin) e58e871bec tools/lib/lockdep: Remove private kernel headers
Move to using tools/include/ instead.

Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: acme@redhat.com
Link: http://lkml.kernel.org/r/20170531003747.10557-2-alexander.levin@verizon.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-06-05 09:28:14 +02:00

33 lines
639 B
C

#ifndef _LIBLOCKDEP_LINUX_STACKTRACE_H_
#define _LIBLOCKDEP_LINUX_STACKTRACE_H_
#include <execinfo.h>
struct stack_trace {
unsigned int nr_entries, max_entries;
unsigned long *entries;
int skip;
};
static inline void print_stack_trace(struct stack_trace *trace, int spaces)
{
backtrace_symbols_fd((void **)trace->entries, trace->nr_entries, 1);
}
#define save_stack_trace(trace) \
((trace)->nr_entries = \
backtrace((void **)(trace)->entries, (trace)->max_entries))
static inline int dump_stack(void)
{
void *array[64];
size_t size;
size = backtrace(array, 64);
backtrace_symbols_fd(array, size, 1);
return 0;
}
#endif