Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Joonsoo Kim
2014-02-25 1:06 GMT+09:00 Jerome Marchand : > On 02/24/2014 04:56 PM, Joonsoo Kim wrote: >> 2014-02-25 0:15 GMT+09:00 Jerome Marchand : >>> On 02/24/2014 04:02 PM, Joonsoo Kim wrote: 2014-02-24 22:36 GMT+09:00 Jerome Marchand : > On 02/24/2014 06:51 AM, Joonsoo Kim wrote: >> zram is ra

Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Jerome Marchand
On 02/24/2014 04:56 PM, Joonsoo Kim wrote: > 2014-02-25 0:15 GMT+09:00 Jerome Marchand : >> On 02/24/2014 04:02 PM, Joonsoo Kim wrote: >>> 2014-02-24 22:36 GMT+09:00 Jerome Marchand : On 02/24/2014 06:51 AM, Joonsoo Kim wrote: > zram is ram based block device and can be used by backend of

Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Joonsoo Kim
2014-02-25 0:15 GMT+09:00 Jerome Marchand : > On 02/24/2014 04:02 PM, Joonsoo Kim wrote: >> 2014-02-24 22:36 GMT+09:00 Jerome Marchand : >>> On 02/24/2014 06:51 AM, Joonsoo Kim wrote: zram is ram based block device and can be used by backend of filesystem. When filesystem deletes a file,

Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Jerome Marchand
On 02/24/2014 04:02 PM, Joonsoo Kim wrote: > 2014-02-24 22:36 GMT+09:00 Jerome Marchand : >> On 02/24/2014 06:51 AM, Joonsoo Kim wrote: >>> zram is ram based block device and can be used by backend of filesystem. >>> When filesystem deletes a file, it normally doesn't do anything on data >>> block

Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Joonsoo Kim
2014-02-24 22:36 GMT+09:00 Jerome Marchand : > On 02/24/2014 06:51 AM, Joonsoo Kim wrote: >> zram is ram based block device and can be used by backend of filesystem. >> When filesystem deletes a file, it normally doesn't do anything on data >> block of that file. It just marks on metadata of that f

Re: [PATCH] zram: support REQ_DISCARD

2014-02-24 Thread Jerome Marchand
On 02/24/2014 06:51 AM, Joonsoo Kim wrote: > zram is ram based block device and can be used by backend of filesystem. > When filesystem deletes a file, it normally doesn't do anything on data > block of that file. It just marks on metadata of that file. This behavior > has no problem on disk based

[PATCH] zram: support REQ_DISCARD

2014-02-23 Thread Joonsoo Kim
zram is ram based block device and can be used by backend of filesystem. When filesystem deletes a file, it normally doesn't do anything on data block of that file. It just marks on metadata of that file. This behavior has no problem on disk based block device, but has problems on ram based block d