Re: [PATCH v7 2/5] dma-buf: heaps: Move heap-helper logic into the cma_heap implementation

[John Stultz]

On Tue, Dec 15, 2020 at 3:53 PM Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
>
> On Sat, Nov 21, 2020 at 11:49:59PM +0000, John Stultz wrote:
> > Since the heap-helpers logic ended up not being as generic as
> > hoped, move the heap-helpers dma_buf_ops implementations into
> > the cma_heap directly.
> >
> > This will allow us to remove the heap_helpers code in a following
> > patch.
> >
>
> mips:allmodconfig:
>
> drivers/dma-buf/heaps/cma_heap.c: In function 'cma_heap_do_vmap':
> drivers/dma-buf/heaps/cma_heap.c:195:10: error: implicit declaration of function 'vmap'
>

Ah. Looks like we need to explicitly include linux/vmalloc.h.

Thanks for the report! I'll spin up a patch, validate it and send it
out here shortly.

thanks
-john