linux-kernel - Re: UBI: Add support for scatter gather and blk-mq

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Message-ID: <548F0538.2080003@vanguardiasur.com.ar>
Date:	Mon, 15 Dec 2014 12:58:48 -0300
From:	Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
To:	Richard Weinberger <richard@....at>, dedekind1@...il.com
CC:	dwmw2@...radead.org, computersforpeace@...il.com,
	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Guido Martínez <guido@...guardiasur.com.ar>
Subject: Re: UBI: Add support for scatter gather and blk-mq



On 12/14/2014 07:26 PM, Richard Weinberger wrote:
> Am 14.12.2014 um 13:43 schrieb Ezequiel Garcia:
>> Hey Richard,
>>
>> On 11/24/2014 01:04 PM, Richard Weinberger wrote:
>>> This two patches implement blk-mq support for the UBI block driver.
>>> As the scatter gather part is rather generic I've moved it directl
>>> into UBI such that it can be reused later.
>>> So far only reading data into a scatter gather list is possible.
>>> After implementing  ubi_eba_read_leb_sg() we could slowly start
>>> removing a bunch of vmalloc() from the UBI core code and use scatter gather.
>>> This should lower the memory footprint of UBI.
>>>
>>> [PATCH 1/2] UBI: Add initial support for scatter gather
>>> [PATCH 2/2] UBI: Block: Add blk-mq support
>>>
>>
>> Tried to apply these to take a look and run some tests, but 2/2 got
>> rejected. Which tag did you base them?
>>
> 
> As discussed on IRC, blk-mq saw an update in -next.
> The interface as changed bit, I've adopted my patches and pushed them to:
> git://git.kernel.org/pub/scm/linux/kernel/git/rw/misc.git ubiblock-mq
> This tree is linux-ubifs.git plus linux-block.git for-next.
> 

Great.

> I'll resend this updated patches after the merge window has closed.
> Happy testing. :-)
> 

Thanks for the update :)
-- 
Ezequiel Garcia, VanguardiaSur
www.vanguardiasur.com.ar
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