From 4dbcdc751cb25ffca3a8374cbc5ab6de961cc545 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Fri, 6 Jan 2006 00:20:52 -0800
Subject: [PATCH] md: count corrected read errors per drive

Store this total in superblock (As appropriate), and make it available to
userspace via sysfs.

Signed-off-by: Neil Brown <neilb@suse.de>
Acked-by: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/linux/raid/md_k.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'include/linux/raid/md_k.h')

diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 686463115438..68b929c079ab 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -95,6 +95,10 @@ struct mdk_rdev_s
 	atomic_t	read_errors;	/* number of consecutive read errors that
 					 * we have tried to ignore.
 					 */
+	atomic_t	corrected_errors; /* number of corrected read errors,
+					   * for reporting to userspace and storing
+					   * in superblock.
+					   */
 };
 
 struct mddev_s
-- 
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