On Wed, Dec 17, 2025 at 1:59 AM Kommula Shiva Shankar
<[email protected]> wrote:
>
> Explicitly set non-cached caching attributes for MMIO regions.
> Default write-back mode can cause CPU to cache device memory,
> causing invalid reads and unpredictable behavior.
>
> Invalid read and write issues were observed on ARM64 when mapping the
> notification area to userspace via mmap.
>
> Signed-off-by: Kommula Shiva Shankar <[email protected]>
> ---

Acked-by: Jason Wang <[email protected]>

Btw, I think this should go with Michael's vhost tree.

Thanks


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