On Sun, Aug 30, 2026 at 09:27:49AM +0800, Yanfei Xu wrote: > qemu_rdma_write_one() waits for an earlier write that shares the same > registration chunk, even when the dirty ranges do not overlap. This > serializes sparse writes and leaves send queue capacity unused. > > RAM round notifiers now provide the completion barrier before a newer > page version can be sent, and the obsolete unregister path no longer > requires per-chunk serialization. Remove the wait. The global nb_sent > count continues to manage CQ and send queue resources. > > Signed-off-by: Yanfei Xu <[email protected]>
Reviewed-by: Peter Xu <[email protected]> -- Peter Xu
