Re: [PATCH v1 2/5] mm: add full variable in swap_info_struct

2014-09-24 Thread Minchan Kim
On Tue, Sep 23, 2014 at 10:53:05PM -0400, Dan Streetman wrote: > On Sun, Sep 21, 2014 at 8:03 PM, Minchan Kim wrote: > > Now, swap leans on !p->highest_bit to indicate a swap is full. > > It works well for normal swap because every slot on swap device > > is used up when the swap is full but in ca

Re: [PATCH v1 2/5] mm: add full variable in swap_info_struct

2014-09-23 Thread Dan Streetman
On Sun, Sep 21, 2014 at 8:03 PM, Minchan Kim wrote: > Now, swap leans on !p->highest_bit to indicate a swap is full. > It works well for normal swap because every slot on swap device > is used up when the swap is full but in case of zram, swap sees > still many empty slot although backed device(ie

Re: [PATCH v1 2/5] mm: add full variable in swap_info_struct

2014-09-22 Thread Minchan Kim
On Mon, Sep 22, 2014 at 01:45:22PM -0700, Andrew Morton wrote: > On Mon, 22 Sep 2014 09:03:08 +0900 Minchan Kim wrote: > > > Now, swap leans on !p->highest_bit to indicate a swap is full. > > It works well for normal swap because every slot on swap device > > is used up when the swap is full but

Re: [PATCH v1 2/5] mm: add full variable in swap_info_struct

2014-09-22 Thread Andrew Morton
On Mon, 22 Sep 2014 09:03:08 +0900 Minchan Kim wrote: > Now, swap leans on !p->highest_bit to indicate a swap is full. > It works well for normal swap because every slot on swap device > is used up when the swap is full but in case of zram, swap sees > still many empty slot although backed device