edac_mce.c
1.33 KB
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/* Provides edac interface to mcelog events
*
* This file may be distributed under the terms of the
* GNU General Public License version 2.
*
* Copyright (c) 2009 by:
* Mauro Carvalho Chehab <mchehab@redhat.com>
*
* Red Hat Inc. http://www.redhat.com
*/
#include <linux/module.h>
#include <linux/edac_mce.h>
#include <asm/mce.h>
int edac_mce_enabled;
EXPORT_SYMBOL_GPL(edac_mce_enabled);
/*
* Extension interface
*/
static LIST_HEAD(edac_mce_list);
static DEFINE_MUTEX(edac_mce_lock);
int edac_mce_register(struct edac_mce *edac_mce)
{
mutex_lock(&edac_mce_lock);
list_add_tail(&edac_mce->list, &edac_mce_list);
mutex_unlock(&edac_mce_lock);
return 0;
}
EXPORT_SYMBOL(edac_mce_register);
void edac_mce_unregister(struct edac_mce *edac_mce)
{
mutex_lock(&edac_mce_lock);
list_del(&edac_mce->list);
mutex_unlock(&edac_mce_lock);
}
EXPORT_SYMBOL(edac_mce_unregister);
int edac_mce_parse(struct mce *mce)
{
struct edac_mce *edac_mce;
list_for_each_entry(edac_mce, &edac_mce_list, list) {
if (edac_mce->check_error(edac_mce->priv, mce))
return 1;
}
/* Nobody queued the error */
return 0;
}
EXPORT_SYMBOL_GPL(edac_mce_parse);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
MODULE_AUTHOR("Red Hat Inc. (http://www.redhat.com)");
MODULE_DESCRIPTION("EDAC Driver for mcelog captured errors");