> From: Leon Romanovsky <[email protected]> > Sent: Sunday, January 25, 2026 3:14 AM > > From: Leon Romanovsky <[email protected]> > > Till now VFIO has rejected pinned importers, largely to avoid being used > with the RDMA pinned importer that cannot handle a move_notify() to > revoke > access. > > Using dma_buf_attach_revocable() it can tell the difference between pinned > importers that support the flow described in dma_buf_invalidate_mappings() > and those that don't. > > Thus permit compatible pinned importers. > > This is one of two items IOMMUFD requires to remove its private interface > to VFIO's dma-buf. > > Signed-off-by: Leon Romanovsky <[email protected]>
Reviewed-by: Kevin Tian <[email protected]>
