powerpc/pseries: Read rtas partition via pstore

This patch set exploits the pstore subsystem to read details of rtas partition
in NVRAM to a separate file in /dev/pstore. For instance, rtas details will be
stored in a file named [rtas-nvram-4].

Signed-off-by: Aruna Balakrishnaiah <aruna@linux.vnet.ibm.com>
Reviewed-by: Jim Keniston <jkenisto@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index 75d01760c911..d7a8fe938c0f 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -35,6 +35,8 @@ enum pstore_type_id {
         PSTORE_TYPE_MCE         = 1,
         PSTORE_TYPE_CONSOLE     = 2,
         PSTORE_TYPE_FTRACE      = 3,
+        /* PPC64 partition types */
+        PSTORE_TYPE_PPC_RTAS    = 4,
         PSTORE_TYPE_UNKNOWN     = 255
 };