Re: [PATCH rdma-core v3 4/6] pyverbs: Add dma-buf based MR support

On Mon, Nov 30, 2020 at 03:57:41PM +0100, Daniel Vetter wrote:

...

• err = ioctl(dri->fd, DRM_IOCTL_AMDGPU_GEM_CREATE, &gem_create);
• if (err)

• return err;
  

• *handle = gem_create.out.handle;
• return 0;

+}

+static int radeon_alloc(struct dri *dri, size_t size, uint32_t *handle)

Tbh radeon chips are old enough I wouldn't care. Also doesn't support p2p dma-buf, so always going to be in system memory when you share. Plus you also need some more flags like I suggested above I think.

What about nouveau?

Jason