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authorLinus Torvalds <torvalds@linux-foundation.org>2010-06-04 15:39:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-06-04 15:39:54 -0700
commit9a9620db07b27700a4de9e86985735fffb78e2f8 (patch)
tree14cf3a384ea0d7afeb759cdaf96de7fec7abc9a7 /drivers/edac/edac_mce.c
parente620d1e39aa33b43bed96aa7f2ebbc88914aed58 (diff)
parent52707f918cca231f8461d45e78a60014795f20d9 (diff)
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Merge branch 'linux_next' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core
* 'linux_next' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core: (83 commits) i7core_edac: Better describe the supported devices Add support for Westmere to i7core_edac driver i7core_edac: don't free on success i7core_edac: Add support for X5670 Always call i7core_[ur]dimm_check_mc_ecc_err i7core_edac: fix memory leak of i7core_dev EDAC: add __init to i7core_xeon_pci_fixup i7core_edac: Fix wrong device id for channel 1 devices i7core: add support for Lynnfield alternate address i7core_edac: Add initial support for Lynnfield i7core_edac: do not export static functions edac: fix i7core build edac: i7core_edac produces undefined behaviour on 32bit i7core_edac: Use a more generic approach for probing PCI devices i7core_edac: PCI device is called NONCORE, instead of NOCORE i7core_edac: Fix ringbuffer maxsize i7core_edac: First store, then increment i7core_edac: Better parse "any" addrmask i7core_edac: Use a lockless ringbuffer edac: Create an unique instance for each kobj ...
Diffstat (limited to 'drivers/edac/edac_mce.c')
-rw-r--r--drivers/edac/edac_mce.c61
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 000000000000..9ccdc5b140e7
--- /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");