powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

[firefly-linux-kernel-4.4.55.git] / arch / powerpc / platforms / powernv / opal.c

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 57cffb80bc36a85d975dc993235c02efda1d7be8..ae29eaf85e9e275bb6575c0115b0e9f6ea7b8d53 100644 (file)
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -758,6 +758,9 @@ static int __init opal_init(void)
        opal_pdev_init(opal_node, "ibm,opal-flash");
        opal_pdev_init(opal_node, "ibm,opal-prd");
 
+       /* Initialise OPAL kmsg dumper for flushing console on panic */
+       opal_kmsg_init();
+
        return 0;
 }
 machine_subsys_initcall(powernv, opal_init);