[U-Boot] [PATCH] drivers: block: Allow to cache 4K blocks by default

Marek Vasut marex at denx.de
Thu Dec 20 08:45:20 UTC 2018


On 12/10/2018 01:28 PM, Tom Rini wrote:
> On Mon, Dec 10, 2018 at 05:13:58AM +0100, Marek Vasut wrote:
>> On 12/09/2018 09:55 AM, Jan Kiszka wrote:
>>> The default settings of the block cache so far only allow to hold single
>>> 1K blocks. However, larger filesystems tend to use 4K. Failing to cache
>>> those massively degrades access performance unless you manually tune the
>>> cache first. This is not desirable.
>>>
>>> Signed-off-by: Jan Kiszka <jan.kiszka at siemens.com>
>>
>> I submitted the same patch before [1], oddly enough it was not picked by
>> Tom.
>>
>> [1]
>> http://u-boot.10912.n7.nabble.com/PATCH-RFC-blk-Increase-cache-element-size-td337975.html
> 
> Based on a quick re-read, I had filed that patch as "Marek says he'll
> look into a more complex but general scheme".  If that's not the case
> then yes, we can just do that.  Thanks!

I still don't see the original patch in u-boot/master

-- 
Best regards,
Marek Vasut


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