On Sun, Oct 09, 2022 at 03:08:56AM +0300, Dmitry Osipenko wrote:
> On 9/28/22 22:15, Dmitry Osipenko wrote:
> > Prepare InfiniBand drivers to the common dynamic dma-buf locking
> > convention by starting to use the unlocked versions of dma-buf API
> > functions.
> > 
> > Acked-by: Christian König <christian.koe...@amd.com>
> > Signed-off-by: Dmitry Osipenko <dmitry.osipe...@collabora.com>
> > ---
> >  drivers/infiniband/core/umem_dmabuf.c | 7 ++++---
> >  1 file changed, 4 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/infiniband/core/umem_dmabuf.c 
> > b/drivers/infiniband/core/umem_dmabuf.c
> > index 04c04e6d24c3..43b26bc12288 100644
> > --- a/drivers/infiniband/core/umem_dmabuf.c
> > +++ b/drivers/infiniband/core/umem_dmabuf.c
> > @@ -26,7 +26,8 @@ int ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf 
> > *umem_dmabuf)
> >     if (umem_dmabuf->sgt)
> >             goto wait_fence;
> >  
> > -   sgt = dma_buf_map_attachment(umem_dmabuf->attach, DMA_BIDIRECTIONAL);
> > +   sgt = dma_buf_map_attachment_unlocked(umem_dmabuf->attach,
> > +                                         DMA_BIDIRECTIONAL);
> >     if (IS_ERR(sgt))
> >             return PTR_ERR(sgt);
> >  
> > @@ -102,8 +103,8 @@ void ib_umem_dmabuf_unmap_pages(struct ib_umem_dmabuf 
> > *umem_dmabuf)
> >             umem_dmabuf->last_sg_trim = 0;
> >     }
> >  
> > -   dma_buf_unmap_attachment(umem_dmabuf->attach, umem_dmabuf->sgt,
> > -                            DMA_BIDIRECTIONAL);
> > +   dma_buf_unmap_attachment_unlocked(umem_dmabuf->attach, umem_dmabuf->sgt,
> > +                                     DMA_BIDIRECTIONAL);
> >  
> >     umem_dmabuf->sgt = NULL;
> >  }
> 
> Jason / Leon,
> 
> Could you please ack this patch?

You probably don't need it, for something so simple, but sure

Acked-by: Jason Gunthorpe <j...@nvidia.com>

Jason
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