diff options
Diffstat (limited to 'include/linux/elfcore.h')
| -rw-r--r-- | include/linux/elfcore.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h index 00d6a68d042..e687bc3ba4d 100644 --- a/include/linux/elfcore.h +++ b/include/linux/elfcore.h @@ -8,6 +8,8 @@ #include <linux/user.h> #endif #include <linux/ptrace.h> +#include <linux/elf.h> +#include <linux/fs.h> struct elf_siginfo { @@ -150,5 +152,20 @@ static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregse #endif /* __KERNEL__ */ +/* + * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out + * extra segments containing the gate DSO contents. Dumping its + * contents makes post-mortem fully interpretable later without matching up + * the same kernel and hardware config to see what PC values meant. + * Dumping its extra ELF program headers includes all the other information + * a debugger needs to easily find how the gate DSO was being used. + */ +extern Elf_Half elf_core_extra_phdrs(void); +extern int +elf_core_write_extra_phdrs(struct file *file, loff_t offset, size_t *size, + unsigned long limit); +extern int +elf_core_write_extra_data(struct file *file, size_t *size, unsigned long limit); +extern size_t elf_core_extra_data_size(void); #endif /* _LINUX_ELFCORE_H */ |