More work on streamlining the tracepoints for XDP. I've created a simple xdp_monitor application that uses this tracepoint, and prints statistics. Available at github:
https://github.com/netoptimizer/prototype-kernel/blob/master/kernel/samples/bpf/xdp_monitor_kern.c https://github.com/netoptimizer/prototype-kernel/blob/master/kernel/samples/bpf/xdp_monitor_user.c V2: Change trace_xdp_redirect() to align with args of trace_xdp_exception() --- Jesper Dangaard Brouer (5): xdp: remove bpf_warn_invalid_xdp_redirect xdp: make generic xdp redirect use tracepoint trace_xdp_redirect ixgbe: use return codes from ndo_xdp_xmit that are distinguishable xdp: remove net_device names from xdp_redirect tracepoint xdp: get tracepoints xdp_exception and xdp_redirect in sync drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 4 +- include/linux/filter.h | 3 +- include/trace/events/xdp.h | 36 +++++++++---------- net/core/dev.c | 4 +- net/core/filter.c | 48 +++++++++++++------------ 5 files changed, 48 insertions(+), 47 deletions(-) --
