[PATCH 4/4] export the kernel image size KERNEL_IMAGE_SIZE

Baoquan He
2014-09-05T14:10:13Z

Now kaslr makes kernel image size changable, not the fixed size 512M.
So KERNEL_IMAGE_SIZE need be exported to VMCOREINFO, otherwise makedumfile
will crash.

Signed-off-by: Baoquan He <bhe@redhat.com>
---
kernel/kexec.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/kernel/kexec.c b/kernel/kexec.c
index 2bee072..bd680d3 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -2003,6 +2003,9 @@ static int __init crash_save_vmcoreinfo_init(void)
#endif
VMCOREINFO_NUMBER(PG_head_mask);
VMCOREINFO_NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE);
+#ifdef CONFIG_X86
+ VMCOREINFO_NUMBER(KERNEL_IMAGE_SIZE);
+#endif
#ifdef CONFIG_HUGETLBFS
VMCOREINFO_SYMBOL(free_huge_page);
#endif
--
1.8.5.3