linux-kernel - [PATCH 3/3] EDAC, MCE, AMD: Register with MCE core

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Date:	Wed, 13 Apr 2011 15:36:50 +0200
From:	Borislav Petkov <bp@...64.org>
To:	<linux-kernel@...r.kernel.org>
Cc:	Borislav Petkov <borislav.petkov@....com>,
	Russ Anderson <rja@....com>,
	Prarit Bhargava <prarit@...hat.com>,
	"Luck, Tony" <tony.luck@...el.com>,
	"dzickus@...hat.com" <dzickus@...hat.com>,
	"mstowe@...hat.com" <mstowe@...hat.com>,
	"dnelson@...hat.com" <dnelson@...hat.com>,
	"rja@...ricas.sgi.com" <rja@...ricas.sgi.com>
Subject: [PATCH 3/3] EDAC, MCE, AMD: Register with MCE core

From: Borislav Petkov <borislav.petkov@....com>

Now that we don't have a default notifier, register with the MCE core to
state that MCE decoder functionality is present.

Signed-off-by: Borislav Petkov <borislav.petkov@....com>
---
 drivers/edac/mce_amd.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index 795cfbc..4448010 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -902,6 +902,8 @@ static int __init mce_amd_init(void)
 
 	atomic_notifier_chain_register(&x86_mce_decoder_chain, &amd_mce_dec_nb);
 
+	atomic_inc(&mce_decoders);
+
 	return 0;
 }
 early_initcall(mce_amd_init);
@@ -909,6 +911,7 @@ early_initcall(mce_amd_init);
 #ifdef MODULE
 static void __exit mce_amd_exit(void)
 {
+	atomic_dec(&mce_decoders);
 	atomic_notifier_chain_unregister(&x86_mce_decoder_chain, &amd_mce_dec_nb);
 	kfree(fam_ops);
 }
-- 
1.7.4.rc2

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