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bpftool: print program device bound info

If program is bound to a device, print the name of the relevant interface or unknown if the netdev has since been removed.

Jakub Kicinski committed 9 years ago

Commit 928631e1 parent bd601b62 files · +38 −0Browse files

Showing the changes to tools/include/uapi/linux (1 of 2 files). Show all

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tools/include/uapi/linux/bpf.h+7−0
@@ -259,6 +259,7 @@ union bpf_attr { · 258 unmodified lines
259 __u32 kern_version; /* checked when prog_type=kprobe */259 __u32 kern_version; /* checked when prog_type=kprobe */
260 __u32 prog_flags;260 __u32 prog_flags;
261 char prog_name[BPF_OBJ_NAME_LEN];261 char prog_name[BPF_OBJ_NAME_LEN];
262 __u32 prog_target_ifindex; /* ifindex of netdev to prep for */
262 };263 };
263 264
264 struct { /* anonymous struct used by BPF_OBJ_* commands */265 struct { /* anonymous struct used by BPF_OBJ_* commands */
@@ -893,6 +894,10 @@ enum sk_action { · 628 unmodified lines
893 894
894#define BPF_TAG_SIZE 8895#define BPF_TAG_SIZE 8
895 896
897enum bpf_prog_status {
898 BPF_PROG_STATUS_DEV_BOUND = (1 << 0),
899};
900
896struct bpf_prog_info {901struct bpf_prog_info {
897 __u32 type;902 __u32 type;
898 __u32 id;903 __u32 id;
@@ -906,6 +911,8 @@ struct bpf_prog_info { · 7 unmodified lines
906 __u32 nr_map_ids;911 __u32 nr_map_ids;
907 __aligned_u64 map_ids;912 __aligned_u64 map_ids;
908 char name[BPF_OBJ_NAME_LEN];913 char name[BPF_OBJ_NAME_LEN];
914 __u32 ifindex;
915 __u32 status;
909} __attribute__((aligned(8)));916} __attribute__((aligned(8)));
910 917
911struct bpf_map_info {918struct bpf_map_info {