Steve French <smfrench@xxxxxxxxx> wrote: > I am puzzled ... you show the fallocate failing but why do you mention > it sending data, sending writes smb3_simple_fallocate_write_range() sends data. > - when I try the fallocate you pasted above I see what is in the attached > screenshot go over the network (no writes) - and your example looks like it > simply doesn't send anything then resets the session at frame 93 Look at frame 92. That's the concluding packet of the write performed by smb3_simple_fallocate_write_range(). 74 4.568861795 192.168.6.2 -> 192.168.6.1 SMB2 250 Ioctl Request FSCTL_QUERY_ALLOCATED_RANGES File: hello 75 4.569429926 192.168.6.1 -> 192.168.6.2 SMB2 242 Ioctl Response FSCTL_QUERY_ALLOCATED_RANGES 77 4.680495774 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 78 4.680496219 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 79 4.680496364 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 80 4.680496552 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 81 4.680496698 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 82 4.680496844 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 83 4.680496989 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 84 4.680497177 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 88 4.680638842 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 89 4.680639016 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 90 4.680704523 192.168.6.1 -> 192.168.6.2 DDP/RDMA 114 5445 > 50018 Terminate [last DDP segment] 91 4.680735089 192.168.6.2 -> 192.168.6.1 DDP/RDMA 1514 50018 > 5445 Send [more DDP segments] 92 4.680735359 192.168.6.2 -> 192.168.6.1 SMB2 946 Write Request Len:16384 Off:204800 File: hello David