tree 7f92a0596c8312c7afff3630e9a00825269d83df
parent a68eb3b65e658406d386bebef02277f4007b2f45
author Sergey Senozhatsky <sergey.senozhatsky@gmail.com> 1396910285 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1396913760 -0700

zram: report failed read and write stats

zram accounted but did not report numbers of failed read and write
queries.  make these stats available as failed_reads and failed_writes
attrs.

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