On (05/29/15 11:23), Weijie Yang wrote: > This patch clears zram disk io accounting when reset the zram device, > if don't do this, the residual io accounting stat will affect the > diskstat in the next zram active cycle. > thanks. my bad. Acked-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> -ss > Signed-off-by: Weijie Yang <weijie.yang@xxxxxxxxxxx> > --- > drivers/block/zram/zram_drv.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c > index 8dcbced..6e134f4 100644 > --- a/drivers/block/zram/zram_drv.c > +++ b/drivers/block/zram/zram_drv.c > @@ -805,7 +805,9 @@ static void zram_reset_device(struct zram *zram) > memset(&zram->stats, 0, sizeof(zram->stats)); > zram->disksize = 0; > zram->max_comp_streams = 1; > + > set_capacity(zram->disk, 0); > + part_stat_set_all(&zram->disk->part0, 0); > > up_write(&zram->init_lock); > /* I/O operation under all of CPU are done so let's free */ > -- > 1.7.10.4 > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>