From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Date: Wed, 15 Apr 2015 23:16:03 +0000 (-0700)
Subject: zram: export new 'io_stat' sysfs attrs
X-Git-Tag: omap-for-v4.1/fixes-rc1~128^2~50
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2f6a3bed7347ee94fe57b3501fddaa646a26d890;p=pandora-kernel.git

zram: export new 'io_stat' sysfs attrs

Per-device `zram<id>/io_stat' file provides accumulated I/O statistics of
particular zram device in a format similar to block layer statistics.  The
file consists of a single line and represents the following stats
(separated by whitespace):

        failed_reads
        failed_writes
        invalid_io
        notify_free

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

Reading git-diff-tree failed