[PATCH v8 00/12] use nonblock mmc requests to minimize latency

Per Forlin per.forlin at linaro.org
Sun Jul 3 16:53:45 EDT 2011

On 2 July 2011 21:37, Arnd Bergmann <arnd at arndb.de> wrote:
> On Saturday 02 July 2011 14:29:38 Russell King - ARM Linux wrote:
>> One other thing to be considered here is whether this idea should be
>> limited to just MMC or whether it should be extended further, to
>> move the DMA mapping stuff out of the hot path for other block devices
>> too.
>> There are ARM systems with SATA which do 28MB/s - which could be
>> improved by this technique.
> Excellent point. We had discussed SATA items in the context of Linaro
> work before, and the conclusion was always that we wouldn't need to
> do any work for it in the common code. I'll make sure that we bring
> it up at the meeting next month in Cambridge so we can officially
> assign someone to do this.
Arnd, do you know if any of the Linaro boards have SATA?


More information about the linux-arm-kernel mailing list