Re: [RFC] mmc: cqhci: commit descriptors before setting the doorbell

From: Faiz Abbas
Date: Fri Oct 18 2019 - 07:26:49 EST


Hi Uffe,

On 18/10/19 4:28 PM, Ulf Hansson wrote:
> On Mon, 14 Oct 2019 at 20:37, Faiz Abbas <faiz_abbas@xxxxxx> wrote:
>>
>> Add a write memory barrier to make sure that descriptors are actually
>> written to memory before ringing the doorbell.
>>
>> Signed-off-by: Faiz Abbas <faiz_abbas@xxxxxx>
>
> Applied for fixes and by adding a stable tag, thanks!
>
> BTW, do you have a valid commit that it fixes?
>
You can add:

Fixes: a4080225f51d ("mmc: cqhci: support for command queue enabled host")

Thanks,
Faiz