On Sun, May 21, 2017 at 12:04:27AM -0700, Christoph Hellwig wrote:
> On Wed, May 17, 2017 at 05:32:12PM +0900, Minchan Kim wrote:
> > Is block device(esp, zram which is compressed ram block device) okay to
> > return garbage when ongoing overwrite IO fails?
> >
> >
Hi Jens,
On Thu, Mar 30, 2017 at 07:38:26PM -0600, Jens Axboe wrote:
> On 03/30/2017 05:45 PM, Minchan Kim wrote:
> > On Thu, Mar 30, 2017 at 09:35:56AM -0600, Jens Axboe wrote:
> >> On 03/30/2017 09:08 AM, Minchan Kim wrote:
> >>> Hi Jens,
> >>>
>
Hi Jens,
It seems you miss this.
Could you handle this?
Thanks.
On Thu, Mar 9, 2017 at 2:28 PM, Minchan Kim <minc...@kernel.org> wrote:
< snip>
> Jens, Could you replace the one merged with this? And I don't want
> to add stable mark in this patch because I feel it nee
com>
Signed-off-by: Minchan Kim <minc...@kernel.org>
---
Maybe, it would be fixed by someone but I have noticed preempt counter
undeflow problem a few weeks ago and still see the problem with
linux-next.
block/blk-mq.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/block/blk-mq.
On Wed, Mar 08, 2017 at 08:58:02AM +0100, Johannes Thumshirn wrote:
> On 03/08/2017 06:11 AM, Minchan Kim wrote:
> > And could you test this patch? It avoids split bio so no need new bio
> > allocations and makes zram code simple.
> >
> > From f778d7564d5cd772f25bb181
overflow in logical block size
[2] 924bd88d703e, zram: allow partial page operations
Cc: Sergey Senozhatsky <sergey.senozhat...@gmail.com>
Cc: Jens Axboe <ax...@kernel.dk>
Cc: Robert Jennings <r...@linux.vnet.ibm.com>
Cc: Jerome Marchand <jmarc...@redhat.com>
Signed-off-by
Hi Sergey,
On Fri, Oct 07, 2016 at 03:33:22PM +0900, Minchan Kim wrote:
< snip >
> > so the question is -- can we move this parallelization out of zram
> > and instead flush bdi in more than one kthread? how bad that would
> > be? can anyone else benefit from this?
Hi Sergey,
On Thu, Oct 06, 2016 at 05:29:15PM +0900, Sergey Senozhatsky wrote:
> Hello Minchan,
>
> On (10/05/16 11:01), Minchan Kim wrote:
> [..]
> > 1. just changed ordering of test execution - hope to reduce testing time
> > due to
> >block population befor
Hi Sergey,
On Tue, Oct 04, 2016 at 01:43:14PM +0900, Sergey Senozhatsky wrote:
< snip >
> TEST
>
>
> new tests results; same tests, same conditions, same .config.
> 4-way test:
> - BASE zram, fio direct=1
> - BASE zram, fio fsync_on_close=1
> - NEW zram, fio direct=1
> - NEW zram, fio
, I didn't know we have block-dev
mailing list.
>
> > On (09/22/16 15:42), Minchan Kim wrote:
> : zram supports stream-based parallel compression. IOW, it can support
> : parallel compression on SMP system only if each cpus has streams.
> : For example, assuming 4 CPU system,
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