summaryrefslogtreecommitdiffstats
path: root/arch/sh
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2008-08-04 13:42:49 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-08-04 13:42:49 +0900
commitc3b4adfa65bae300a143188491e285556ca80fff (patch)
tree47895ba44dc31ad29bc3ebf2b9bfbd88a61c4ce4 /arch/sh
parent4b59c97325371d51275bdb50523fa98a301615b0 (diff)
downloadop-kernel-dev-c3b4adfa65bae300a143188491e285556ca80fff.zip
op-kernel-dev-c3b4adfa65bae300a143188491e285556ca80fff.tar.gz
sh: Save NUMA node data in vmcore for crash dumps.
Presently the NUMA node data isn't saved on kexec. This implements a simple arch_crash_save_vmcoreinfo() for saving off the relevant data. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/kernel/machine_kexec.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c
index ec1eadc..4703dff 100644
--- a/arch/sh/kernel/machine_kexec.c
+++ b/arch/sh/kernel/machine_kexec.c
@@ -13,6 +13,7 @@
#include <linux/kexec.h>
#include <linux/delay.h>
#include <linux/reboot.h>
+#include <linux/numa.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
#include <asm/mmu_context.h>
@@ -104,3 +105,10 @@ void machine_kexec(struct kimage *image)
(*rnk)(page_list, reboot_code_buffer, image->start, vbr_reg);
}
+void arch_crash_save_vmcoreinfo(void)
+{
+#ifdef CONFIG_NUMA
+ VMCOREINFO_SYMBOL(node_data);
+ VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
+#endif
+}
OpenPOWER on IntegriCloud