bpf: introduce BPF_F_XDP_HAS_FRAGS flag in prog_flags loading the ebpf program

Introduce BPF_F_XDP_HAS_FRAGS and the related field in bpf_prog_aux in order to notify the driver the loaded program support xdp frags.

Lorenzo Bianconi committed 4 years ago

Commit c2f2cdb1 parent c41ced04 files · +14 −1Browse files

Showing the changes to tools/include/uapi/linux (1 of 4 files). Show all

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@@ -1113,6 +1113,11 @@ enum bpf_link_type { · 1112 unmodified lines
1113	1113	*/
1114	1114	#define BPF_F_SLEEPABLE (1U << 4)
1115	1115
	1116	+/* If BPF_F_XDP_HAS_FRAGS is used in BPF_PROG_LOAD command, the loaded program
	1117	+ * fully support xdp frags.
	1118	+ */
	1119	+#define BPF_F_XDP_HAS_FRAGS (1U << 5)
	1120	+
1116	1121	/* When BPF ldimm64's insn[0].src_reg != 0 then this can have
1117	1122	* the following extensions:
1118	1123	*