kexec: export PG_offline to VMCOREINFO

[linux-2.6-microblaze.git] / kernel / crash_core.c

diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index 933cb3e..093c9f9 100644 (file)
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -464,6 +464,8 @@ static int __init crash_save_vmcoreinfo_init(void)
        VMCOREINFO_NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE);
 #ifdef CONFIG_HUGETLB_PAGE
        VMCOREINFO_NUMBER(HUGETLB_PAGE_DTOR);
+#define PAGE_OFFLINE_MAPCOUNT_VALUE    (~PG_offline)
+       VMCOREINFO_NUMBER(PAGE_OFFLINE_MAPCOUNT_VALUE);
 #endif
 
        arch_crash_save_vmcoreinfo();