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-rw-r--r--arch/um/sys-i386/elfcore.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/um/sys-i386/elfcore.c b/arch/um/sys-i386/elfcore.c
index 30cac52a04b..6bb49b687c9 100644
--- a/arch/um/sys-i386/elfcore.c
+++ b/arch/um/sys-i386/elfcore.c
@@ -65,3 +65,19 @@ int elf_core_write_extra_data(struct file *file, size_t *size,
}
return 1;
}
+
+size_t elf_core_extra_data_size(void)
+{
+ if ( vsyscall_ehdr ) {
+ const struct elfhdr *const ehdrp =
+ (struct elfhdr *)vsyscall_ehdr;
+ const struct elf_phdr *const phdrp =
+ (const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff);
+ int i;
+
+ for (i = 0; i < ehdrp->e_phnum; ++i)
+ if (phdrp[i].p_type == PT_LOAD)
+ return (size_t) phdrp[i].p_filesz;
+ }
+ return 0;
+}