sample/vfio-mdev/mbocs: Remove dma_buf_k(un)map support

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Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kirti Wankhede <kwankhede@nvidia.com>
Cc: kvm@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20191118103536.17675-15-daniel.vetter@ffwll.ch

diff --git a/samples/vfio-mdev/mbochs.c b/samples/vfio-mdev/mbochs.c
index ac5c8c1..3cc5e59 100644 (file)
--- a/samples/vfio-mdev/mbochs.c
+++ b/samples/vfio-mdev/mbochs.c
@@ -891,26 +891,10 @@ static void mbochs_release_dmabuf(struct dma_buf *buf)
        mutex_unlock(&mdev_state->ops_lock);
 }
 
-static void *mbochs_kmap_dmabuf(struct dma_buf *buf, unsigned long page_num)
-{
-       struct mbochs_dmabuf *dmabuf = buf->priv;
-       struct page *page = dmabuf->pages[page_num];
-
-       return kmap(page);
-}
-
-static void mbochs_kunmap_dmabuf(struct dma_buf *buf, unsigned long page_num,
-                                void *vaddr)
-{
-       kunmap(vaddr);
-}
-
 static struct dma_buf_ops mbochs_dmabuf_ops = {
        .map_dma_buf      = mbochs_map_dmabuf,
        .unmap_dma_buf    = mbochs_unmap_dmabuf,
        .release          = mbochs_release_dmabuf,
-       .map              = mbochs_kmap_dmabuf,
-       .unmap            = mbochs_kunmap_dmabuf,
        .mmap             = mbochs_mmap_dmabuf,
 };