edac: Add debufs nodes to allow doing fake error inject
Sometimes, it is useful to have a mechanism that generates fake
errors, in order to test the EDAC core code, and the userspace
tools.
Provide such mechanism by adding a few debugfs nodes.
Reviewed-by: Aristeu Rozanski <arozansk@redhat.com>
Cc: Doug Thompson <norsk5@yahoo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/linux/edac.h b/include/linux/edac.h
index 8a2da47..64ae0c5 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -17,6 +17,7 @@
#include <linux/kobject.h>
#include <linux/completion.h>
#include <linux/workqueue.h>
+#include <linux/debugfs.h>
struct device;
@@ -634,6 +635,12 @@
/* the internal state of this controller instance */
int op_state;
+
+#ifdef CONFIG_EDAC_DEBUG
+ struct dentry *debugfs;
+ u8 fake_inject_layer[EDAC_MAX_LAYERS];
+ u32 fake_inject_ue;
+#endif
};
#endif