Re: [PATCH 1/1] mmc: Some microSD cards are not recognized by PCIxx12SDA controller

From: Josà MarÃÂa FernÃndez GonzÃlez
Date: Thu Mar 26 2009 - 12:37:31 EST


Pierre Ossman wrote:
> On Wed, 25 Mar 2009 09:00:56 +0100
> Josà MarÃÂa FernÃndez GonzÃlez <josemariafg@xxxxxxxxx> wrote:
>
>> As I'm going to install 2.6.29 today, I can test the patch with it and HZ=100.
>
> Please do. And try to determine where it breaks. I'd prefer if we don't
> need to increase this yet again in a month because we were relying on
> some scheduling latencies. :)
>
> Rgds

I have been testing the patch with kernel 2.6.29 and a couple of cards (the Transcend 2GB microSD and a EZ Memory 8GB SDHC) in a few cases:

* HZ=300 + tickless + desktop preemption
* HZ=100 + tickless + desktop preemption
* HZ=100 + desktop preemption
* HZ=100 + low latency desktop preemption
* HZ=1000 + tickless + desktop preemption

and it worked with no problem. I don't know if I have forgotten any obvious corner case. Perhaps I should have tested with no preemption...

Best Regards,
Josà MarÃa
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