diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2017-11-23 18:12:08 -0800 |
|---|---|---|
| committer | Stephen Hemminger <stephen@networkplumber.org> | 2017-11-26 11:57:58 -0800 |
| commit | 4f2eb14f71bfb091228f4a9979c01daa207d4582 (patch) | |
| tree | 279dd63a8a22ff8deed5a20b54c135d76b388e1f | |
| parent | eb91c55731b580d21abdd5e2c0615913ac0f605f (diff) | |
| download | iproute2-4f2eb14f71bfb091228f4a9979c01daa207d4582.tar.gz | |
iplink: communicate ifindex for xdp offload
When xdpoffload option is used, communicate the ifindex down
to the kernel to trigger device-specific load.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
| -rw-r--r-- | ip/iplink.c | 4 | ||||
| -rw-r--r-- | ip/iplink_xdp.c | 10 | ||||
| -rw-r--r-- | ip/xdp.h | 4 |
3 files changed, 12 insertions, 6 deletions
diff --git a/ip/iplink.c b/ip/iplink.c index 2c51ef7d..0a8eb56f 100644 --- a/ip/iplink.c +++ b/ip/iplink.c @@ -631,8 +631,8 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req, bool offload = strcmp(*argv, "xdpoffload") == 0; NEXT_ARG(); - if (xdp_parse(&argc, &argv, req, generic, drv, - offload)) + if (xdp_parse(&argc, &argv, req, dev_index, + generic, drv, offload)) exit(-1); } else if (strcmp(*argv, "netns") == 0) { NEXT_ARG(); diff --git a/ip/iplink_xdp.c b/ip/iplink_xdp.c index edaec2a2..6eeb820a 100644 --- a/ip/iplink_xdp.c +++ b/ip/iplink_xdp.c @@ -48,8 +48,8 @@ static int xdp_delete(struct xdp_req *xdp) return 0; } -int xdp_parse(int *argc, char ***argv, struct iplink_req *req, bool generic, - bool drv, bool offload) +int xdp_parse(int *argc, char ***argv, struct iplink_req *req, __u32 ifindex, + bool generic, bool drv, bool offload) { struct bpf_cfg_in cfg = { .type = BPF_PROG_TYPE_XDP, @@ -60,6 +60,12 @@ int xdp_parse(int *argc, char ***argv, struct iplink_req *req, bool generic, .req = req, }; + if (offload) { + if (!ifindex) + incomplete_command(); + cfg.ifindex = ifindex; + } + if (!force) xdp.flags |= XDP_FLAGS_UPDATE_IF_NOEXIST; if (generic) @@ -4,8 +4,8 @@ #include "utils.h" -int xdp_parse(int *argc, char ***argv, struct iplink_req *req, bool generic, - bool drv, bool offload); +int xdp_parse(int *argc, char ***argv, struct iplink_req *req, __u32 ifindex, + bool generic, bool drv, bool offload); void xdp_dump(FILE *fp, struct rtattr *tb, bool link, bool details); #endif /* __XDP__ */ |