diff mbox

[03/22] ppc/eeh: more logs for EEH initialization

Message ID 1347093863-6319-4-git-send-email-shangw@linux.vnet.ibm.com (mailing list archive)
State Accepted, archived
Commit 3ea1ae989a9ddcfe15b80dc8cea5c4d38a13b9ab
Headers show

Commit Message

Gavin Shan Sept. 8, 2012, 8:44 a.m. UTC 
The patch adds more logs to EEH initialization functions for
debugging purpose. Also, the machine type (pSeries) is checked
in the platform initialization to assure it's the correct platform
to invoke it.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
---
 arch/powerpc/platforms/pseries/eeh_dev.c     |    2 ++
 arch/powerpc/platforms/pseries/eeh_pseries.c |   14 +++++++++++++-
 2 files changed, 15 insertions(+), 1 deletions(-)
diff mbox

Patch

diff --git a/arch/powerpc/platforms/pseries/eeh_dev.c b/arch/powerpc/platforms/pseries/eeh_dev.c
index 8e3443b..a0cee3a 100644
--- a/arch/powerpc/platforms/pseries/eeh_dev.c
+++ b/arch/powerpc/platforms/pseries/eeh_dev.c
@@ -100,6 +100,8 @@  static int __init eeh_dev_phb_init(void)
 	list_for_each_entry_safe(phb, tmp, &hose_list, list_node)
 		eeh_dev_phb_init_dynamic(phb);
 
+	pr_info("EEH: devices created\n");
+
 	return 0;
 }
 
diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c
index 5e2805a..cf6d6cc 100644
--- a/arch/powerpc/platforms/pseries/eeh_pseries.c
+++ b/arch/powerpc/platforms/pseries/eeh_pseries.c
@@ -561,7 +561,19 @@  static struct eeh_ops pseries_eeh_ops = {
  */
 static int __init eeh_pseries_init(void)
 {
-	return eeh_ops_register(&pseries_eeh_ops);
+	int ret = -EINVAL;
+
+	if (!machine_is(pseries))
+		return ret;
+
+	ret = eeh_ops_register(&pseries_eeh_ops);
+	if (!ret)
+		pr_info("EEH: pSeries platform initialized\n");
+	else
+		pr_info("EEH: pSeries platform initialization failure (%d)\n",
+			ret);
+
+	return ret;
 }
 
 early_initcall(eeh_pseries_init);