From: Roman Gushchin <guro@fb.com>
Date: Thu, 23 Aug 2018 17:45:26 +0000 (-0700)
Subject: libbpf.h: add BPF_JMP_A macro
X-Git-Tag: v240~589^2~2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e867866623893c7683c5df9b5a0d0d9801bebfe2;p=thirdparty%2Fsystemd.git

libbpf.h: add BPF_JMP_A macro

Add unconditional jump macro to use in generated bpf programs.
---

diff --git a/src/shared/linux/libbpf.h b/src/shared/linux/libbpf.h
index ad131fcb12c..391eee5a4e3 100644
--- a/src/shared/linux/libbpf.h
+++ b/src/shared/linux/libbpf.h
@@ -174,6 +174,16 @@ struct bpf_insn;
                 .off   = OFF,					\
                 .imm   = IMM })
 
+/* Unconditional jumps */
+
+#define BPF_JMP_A(OFF)						\
+        ((struct bpf_insn) {					\
+                .code  = BPF_JMP | BPF_JA,			\
+                .dst_reg = 0,					\
+                .src_reg = 0,					\
+                .off   = OFF,					\
+                .imm   = 0 })
+
 /* Raw code statement block */
 
 #define BPF_RAW_INSN(CODE, DST, SRC, OFF, IMM)			\