From 9c740025c51a26ab00192cfc464064d4ccbfe3fc Mon Sep 17 00:00:00 2001
From: Anton Blanchard <anton@samba.org>
Date: Sun, 14 Aug 2011 14:30:30 +0000
Subject: [PATCH] powerpc/pseries: Avoid spurious error during hotplug CPU add
During hotplug CPU add we get the following error:
Unexpected Error (0) returned from configure-connector
ibm,configure-connector returns 0 for configuration complete, so
catch this and avoid the error.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: <stable@kernel.org>
---
arch/powerpc/platforms/pseries/dlpar.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index e9be25bc571bbb..0f1b706506ed67 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -112,6 +112,7 @@ void dlpar_free_cc_nodes(struct device_node *dn)
dlpar_free_one_cc_node(dn);
}
+#define COMPLETE 0
#define NEXT_SIBLING 1
#define NEXT_CHILD 2
#define NEXT_PROPERTY 3
@@ -158,6 +159,9 @@ struct device_node *dlpar_configure_connector(u32 drc_index)
spin_unlock(&rtas_data_buf_lock);
switch (rc) {
+ case COMPLETE:
+ break;
+
case NEXT_SIBLING:
dn = dlpar_parse_cc_node(ccwa);
if (!dn)
--
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