[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>
This commit is contained in:
NeilBrown 2006-01-06 00:20:52 -08:00 committed by Linus Torvalds
parent d9d166c2a9
commit 4dbcdc751c
7 changed files with 57 additions and 4 deletions

View file

@ -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