Re: [PATCH v3] mm: remove compressed copy from zram in-memory

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On Fri, May 10, 2013 at 4:44 AM, Minchan Kim <minchan@xxxxxxxxxx> wrote:
> Hi Konrad,
>
> On Thu, May 09, 2013 at 04:15:42PM -0400, Konrad Rzeszutek Wilk wrote:
>> On Thu, May 09, 2013 at 08:41:57AM +0900, Minchan Kim wrote:
>>
>> Hey Michan,
>         ^-n
>
> It's a only thing I can know better than other native speakers. :)

I keep on misspelling your name. I am really sorry about that.

>
>
>> Just a couple of syntax corrections. The code comment could also
>> benefit from this.
>>
>> Otherwise it looks OK to me.
>>
>> > Swap subsystem does lazy swap slot free with expecting the page
>>                      ^-a                       ^- the expectation that
>> > would be swapped out again so we can avoid unnecessary write.
>>                                 ^--that it
>> >
>> > But the problem in in-memory swap(ex, zram) is that it consumes
>>                   ^^-with
>> > memory space until vm_swap_full(ie, used half of all of swap device)
>> > condition meet. It could be bad if we use multiple swap device,
>>            ^- 'is'   ^^^^^ - 'would'                       ^^^^^-devices
>> > small in-memory swap and big storage swap or in-memory swap alone.
>>                       ^-,                   ^-,
>> >
>> > This patch makes swap subsystem free swap slot as soon as swap-read
>> > is completed and make the swapcache page dirty so the page should
>>                        ^-makes                      ^-'that the'
>> > be written out the swap device to reclaim it.
>> > It means we never lose it.
>> >
>> > I tested this patch with kernel compile workload.
>>                           ^-a
>
> Thanks for the correct whole sentence!
> But Andrew alreay correted it with his style.

<nods> I saw his email a couple of hours ago.

> Although he was done, I'm giving a million thanks to you.
> Surely, Thanks Andrew, too.
>
> --
> Kind regards,
> Minchan Kim
>

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