Messages in this thread Patch in this message | | | From | Sergey Senozhatsky <> | Subject | [PATCHv2 4/4] zram: report failed read and writes stats | Date | Wed, 15 Jan 2014 13:16:17 +0300 |
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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> --- drivers/block/zram/zram_drv.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 6eb2155..ce00d47 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -699,6 +699,8 @@ static DEVICE_ATTR(memory_used, S_IRUGO, memory_used_show, NULL); ZRAM_ATTR_RO(num_reads); ZRAM_ATTR_RO(num_writes); +ZRAM_ATTR_RO(failed_reads); +ZRAM_ATTR_RO(failed_writes); ZRAM_ATTR_RO(pages_stored); ZRAM_ATTR_RO(invalid_io); ZRAM_ATTR_RO(notify_free); @@ -711,6 +713,8 @@ static struct attribute *zram_disk_attrs[] = { &dev_attr_reset.attr, &dev_attr_num_reads.attr, &dev_attr_num_writes.attr, + &dev_attr_failed_reads.attr, + &dev_attr_failed_writes.attr, &dev_attr_pages_stored.attr, &dev_attr_invalid_io.attr, &dev_attr_notify_free.attr, -- 1.8.5.3.493.gb139ac2
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