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-rw-r--r--arch/x86/kernel/machine_kexec_32.c13
-rw-r--r--arch/x86/kernel/machine_kexec_64.c9
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
index deda9a221cf2..ae20fa5afa62 100644
--- a/arch/x86/kernel/machine_kexec_32.c
+++ b/arch/x86/kernel/machine_kexec_32.c
@@ -10,6 +10,7 @@
#include <linux/kexec.h>
#include <linux/delay.h>
#include <linux/init.h>
+#include <linux/numa.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
@@ -169,3 +170,15 @@ static int __init parse_crashkernel(char *arg)
return 0;
}
early_param("crashkernel", parse_crashkernel);
+
+void arch_crash_save_vmcoreinfo(void)
+{
+#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
+ SYMBOL(node_data);
+ LENGTH(node_data, MAX_NUMNODES);
+#endif
+#ifdef CONFIG_X86_PAE
+ CONFIG(X86_PAE);
+#endif
+}
+
diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c
index cd1899a2f0c5..e333ea110a58 100644
--- a/arch/x86/kernel/machine_kexec_64.c
+++ b/arch/x86/kernel/machine_kexec_64.c
@@ -10,6 +10,7 @@
#include <linux/kexec.h>
#include <linux/string.h>
#include <linux/reboot.h>
+#include <linux/numa.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/mmu_context.h>
@@ -257,3 +258,11 @@ static int __init setup_crashkernel(char *arg)
}
early_param("crashkernel", setup_crashkernel);
+void arch_crash_save_vmcoreinfo(void)
+{
+#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
+ SYMBOL(node_data);
+ LENGTH(node_data, MAX_NUMNODES);
+#endif
+}
+