diff options
Diffstat (limited to 'drivers/edac/edac_mce.c')
| -rw-r--r-- | drivers/edac/edac_mce.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/edac/edac_mce.c b/drivers/edac/edac_mce.c new file mode 100644 index 00000000000..9ccdc5b140e --- /dev/null +++ b/drivers/edac/edac_mce.c @@ -0,0 +1,61 @@ +/* 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"); |