diff options
Diffstat (limited to 'kernel/ksysfs.c')
-rw-r--r-- | kernel/ksysfs.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c index 6046939d080..38b38f957ef 100644 --- a/kernel/ksysfs.c +++ b/kernel/ksysfs.c @@ -61,6 +61,15 @@ static ssize_t kexec_crash_loaded_show(struct kset *kset, char *page) return sprintf(page, "%d\n", !!kexec_crash_image); } KERNEL_ATTR_RO(kexec_crash_loaded); + +static ssize_t vmcoreinfo_show(struct kset *kset, char *page) +{ + return sprintf(page, "%lx %x\n", + paddr_vmcoreinfo_note(), + vmcoreinfo_max_size); +} +KERNEL_ATTR_RO(vmcoreinfo); + #endif /* CONFIG_KEXEC */ /* @@ -96,6 +105,7 @@ static struct attribute * kernel_attrs[] = { #ifdef CONFIG_KEXEC &kexec_loaded_attr.attr, &kexec_crash_loaded_attr.attr, + &vmcoreinfo_attr.attr, #endif NULL }; |