From 92b0275a364022af6ab828dfac83e38c0117cfe6 Mon Sep 17 00:00:00 2001 From: Jakub Grajciar Date: Fri, 20 Oct 2017 13:37:28 +0200 Subject: af_packet: invalid TCP/UDP offload checksum on RX node recalculation Change-Id: I1075e5d2a1b6dfe3a443b40b41b8458a30505680 Signed-off-by: Jakub Grajciar Signed-off-by: Jakub.Grajciar@pantheon.tech --- src/vnet/devices/af_packet/cli.c | 56 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) (limited to 'src/vnet/devices/af_packet/cli.c') diff --git a/src/vnet/devices/af_packet/cli.c b/src/vnet/devices/af_packet/cli.c index 44dc517911b..29c0e060a91 100644 --- a/src/vnet/devices/af_packet/cli.c +++ b/src/vnet/devices/af_packet/cli.c @@ -194,6 +194,62 @@ VLIB_CLI_COMMAND (af_packet_delete_command, static) = { }; /* *INDENT-ON* */ +static clib_error_t * +af_packet_set_l4_cksum_offload_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + u8 set = 0; + clib_error_t *error = NULL; + vnet_main_t *vnm = vnet_get_main (); + u32 sw_if_index; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat + (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) + ; + else if (unformat (line_input, "on")) + set = 1; + else if (unformat (line_input, "off")) + set = 0; + else + { + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + goto done; + } + } + + af_packet_set_l4_cksum_offload (vm, sw_if_index, set); + +done: + unformat_free (line_input); + return error; +} + +/*? + * Set TCP/UDP offload checksum calculation. Use interface + * name to identify the interface to set TCP/UDP offload checksum + * calculation. + * + * @cliexpar + * Example of how to set TCP/UDP offload checksum calculation on host-vpp0: + * @cliexcmd{set host-interface l4-cksum-offload host-vpp0 off} + * @cliexcmd{set host-interface l4-cksum-offload host-vpp0 on} +?*/ +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (af_packet_set_l4_cksum_offload_command, static) = { + .path = "set host-interface l4-cksum-offload", + .short_help = "set host-interface l4-cksum-offload ", + .function = af_packet_set_l4_cksum_offload_command_fn, +}; +/* *INDENT-ON* */ + clib_error_t * af_packet_cli_init (vlib_main_t * vm) { -- cgit 1.2.3-korg