[U-Boot] [PATCH 1/2] mtd: vf610_nfc: remove caching of page in buffer

Bill Pringlemeir bpringlemeir at nbsps.com
Tue Apr 7 16:24:45 CEST 2015


On  7 Apr 2015, stefan at agner.ch wrote:
> On 2015-04-02 22:30, Bill Pringlemeir wrote:
>> On  2 Apr 2015, stefan at agner.ch wrote:

>> [snip]

>> I also measured 'write performance' with the mtd_speedtest
>> (performing similar patch to the Linux driver) and I see no
>> difference.  I think a write benchmark is more appropriate to test
>> this functionality?  While at least it seems that neither read nor
>> write is affected by the simplification.

> On U-Boot, I just benchmarked the overall boot time since this is most
> important for us. I plan to (re-)integrate the changes into the Linux
> driver and check the performance again later this week.

> Thanks for for the write test. So I can take this as a Ack?

Of course, if you want it,

Acked-by: Bill Pringlemeir <bpringlemeir at nbsps.com>

The OOB patch also significantly decreases UbiFS mounting time in Linux.
I load Linux itself via tftp/network and not using u-boot with nand.  I
guess I should try that.

> I will send all the NFC changes in one patchset as v2 probably later
> today.


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