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Patches 1-4 are preparatory and do code shuffling. All dmabuf touching changes are in the last patch. A basic example can be found at: https://github.com/isilence/liburing/tree/zcrx-dmabuf https://github.com/isilence/liburing.git zcrx-dmabuf Pavel Begunkov (5): io_uring/zcrx: improve area validation io_uring/zcrx: resolve netdev before area creation io_uring/zcrx: split out memory holders from area io_uring/zcrx: split common area map/unmap parts io_uring/zcrx: dmabuf backed zerocopy receive include/uapi/linux/io_uring.h | 6 +- io_uring/rsrc.c | 27 ++-- io_uring/rsrc.h | 2 +- io_uring/zcrx.c | 260 +++++++++++++++++++++++++++------- io_uring/zcrx.h | 18 ++- 5 files changed, 248 insertions(+), 65 deletions(-) -- 2.48.1