Re: WARNING in memtype_reserve

Dmitry Vyukov
2020-05-14T06:19:38Z

On Thu, May 14, 2020 at 8:14 AM Christoph Hellwig <hch@lst.de> wrote:
>
> Guys, can you please start formal thread on this? I have no
> idea where this came from and what the rationale is. Btw, if the
> pfn is crap in dma_direct_mmap then the dma_addr_t passed in is
> crap, as it is derived from that. What is the caller, and how is
> this triggered?

FWIW the whole thread is available on lore: