On Thu, 2022-03-24 at 12:26 -0700, Linus Torvalds wrote:
>
> It's actually very natural in that situation to flush the caches from
> the CPU side again. And so dma_sync_single_for_device() is a fairly
> reasonable thing to do in that situation.
>
In the non-cache-coherent scenario, and assumi
On Thu, 2022-03-24 at 15:27 +0100, Toke Høiland-Jørgensen wrote:
>
> I'm looking into this; but in the interest of a speedy resolution of
> the regression I would be in favour of merging that partial revert
> and reinstating it if/when we identify (and fix) any bugs in ath9k :)
This looks fishy