1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_COREDUMP_H
3 #define _LINUX_COREDUMP_H
5 #include <linux/types.h>
8 #include <asm/siginfo.h>
10 #ifdef CONFIG_COREDUMP
11 struct core_vma_metadata {
12 unsigned long start, end;
14 unsigned long dump_size;
19 extern int core_uses_pid;
20 extern char core_pattern[];
21 extern unsigned int core_pipe_limit;
24 * These are the only things you should do on a core-file: use only these
25 * functions to write out all the necessary info.
27 struct coredump_params;
28 extern void dump_skip_to(struct coredump_params *cprm, unsigned long to);
29 extern void dump_skip(struct coredump_params *cprm, size_t nr);
30 extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
31 extern int dump_align(struct coredump_params *cprm, int align);
32 int dump_user_range(struct coredump_params *cprm, unsigned long start,
34 extern void do_coredump(const kernel_siginfo_t *siginfo);
36 static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
39 #endif /* _LINUX_COREDUMP_H */