X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fksysfs.c;h=015fb69ad94da0724fcd7806aecf29405fbc7949;hb=b149ee2233edf08fb59b11e879a2c5941929bcb8;hp=1f064a63f8cfe7b7f575b82c38315bf5e79f2344;hpb=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2;p=linux-2.6

diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c
index 1f064a63f8..015fb69ad9 100644
--- a/kernel/ksysfs.c
+++ b/kernel/ksysfs.c
@@ -30,12 +30,25 @@ static ssize_t hotplug_seqnum_show(struct subsystem *subsys, char *page)
 KERNEL_ATTR_RO(hotplug_seqnum);
 #endif
 
+#ifdef CONFIG_KEXEC
+#include <asm/kexec.h>
+
+static ssize_t crash_notes_show(struct subsystem *subsys, char *page)
+{
+	return sprintf(page, "%p\n", (void *)crash_notes);
+}
+KERNEL_ATTR_RO(crash_notes);
+#endif
+
 decl_subsys(kernel, NULL, NULL);
 EXPORT_SYMBOL_GPL(kernel_subsys);
 
 static struct attribute * kernel_attrs[] = {
 #ifdef CONFIG_HOTPLUG
 	&hotplug_seqnum_attr.attr,
+#endif
+#ifdef CONFIG_KEXEC
+	&crash_notes_attr.attr,
 #endif
 	NULL
 };