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/* SPDX-License-Identifier: GPL-2.0 */ #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
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