Documentation/bpf/bpf_prog_run.rst

1 .. SPDX-License-Identifier: GPL-2.0
16 --------
20 can be used to unit test BPF programs against user-supplied context objects, and
28 - ``BPF_PROG_TYPE_SOCKET_FILTER``
29 - ``BPF_PROG_TYPE_SCHED_CLS``
30 - ``BPF_PROG_TYPE_SCHED_ACT``
31 - ``BPF_PROG_TYPE_XDP``
32 - ``BPF_PROG_TYPE_SK_LOOKUP``
33 - ``BPF_PROG_TYPE_CGROUP_SKB``
34 - ``BPF_PROG_TYPE_LWT_IN``
35 - ``BPF_PROG_TYPE_LWT_OUT``
36 - ``BPF_PROG_TYPE_LWT_XMIT``
37 - ``BPF_PROG_TYPE_LWT_SEG6LOCAL``
38 - ``BPF_PROG_TYPE_FLOW_DISSECTOR``
39 - ``BPF_PROG_TYPE_STRUCT_OPS``
40 - ``BPF_PROG_TYPE_RAW_TRACEPOINT``
41 - ``BPF_PROG_TYPE_SYSCALL``
49 returned to userspace. A separate mode for live execution of XDP programs is
52 Running XDP programs in "live frame mode"
53 -----------------------------------------
55 The ``BPF_PROG_RUN`` command has a separate mode for running live XDP programs,
62 The live packet mode is optimised for high performance execution of the supplied
64 which means the semantics are not quite as straight-forward as the regular test
67 - When executing an XDP program in live frame mode, the result of the execution
79 - Userspace can supply an ifindex as part of the context object, just like in
80   the regular (non-live) mode. The XDP program will be executed as though the
91 - When running the program with multiple repetitions, the execution will happen
101 - When setting up the test run, the kernel will initialise a pool of memory