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Hans de Goede authored
Add glamor_shareable_fd_from_pixmap function to get dma-buf fds suitable for sharing across GPUs (not using GPU specific tiling). This is necessary for the modesetting driver to correctly implement the DRI2 SharePixmapBacking callback. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Keith Packard <keithp@keithp.com>
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