printk: Introduce kmsg_dump_reason_str()

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

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index a121c22..14ca4d0 100644 (file)
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -3144,6 +3144,23 @@ EXPORT_SYMBOL_GPL(kmsg_dump_unregister);
 static bool always_kmsg_dump;
 module_param_named(always_kmsg_dump, always_kmsg_dump, bool, S_IRUGO | S_IWUSR);
 
+const char *kmsg_dump_reason_str(enum kmsg_dump_reason reason)
+{
+       switch (reason) {
+       case KMSG_DUMP_PANIC:
+               return "Panic";
+       case KMSG_DUMP_OOPS:
+               return "Oops";
+       case KMSG_DUMP_EMERG:
+               return "Emergency";
+       case KMSG_DUMP_SHUTDOWN:
+               return "Shutdown";
+       default:
+               return "Unknown";
+       }
+}
+EXPORT_SYMBOL_GPL(kmsg_dump_reason_str);
+
 /**
  * kmsg_dump - dump kernel log to kernel message dumpers.
  * @reason: the reason (oops, panic etc) for dumping