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authorAlexei Starovoitov <ast@fb.com>2017-05-30 13:31:27 -0700
committerDavid S. Miller <davem@davemloft.net>2017-05-31 19:29:47 -0400
commit71189fa9b092ef125ee741eccb2f5fa916798afd (patch)
tree6a2f3dd82c3332011d215d85d9b56d38502e8864 /arch/sparc/net
parentd2e0ef493ad953048bdf562b06cc4330b3fd9fb7 (diff)
bpf: free up BPF_JMP | BPF_CALL | BPF_X opcode
free up BPF_JMP | BPF_CALL | BPF_X opcode to be used by actual indirect call by register and use kernel internal opcode to mark call instruction into bpf_tail_call() helper. Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/net')
-rw-r--r--arch/sparc/net/bpf_jit_comp_64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc/net/bpf_jit_comp_64.c b/arch/sparc/net/bpf_jit_comp_64.c
index 21de77419f48..4a52d34facf9 100644
--- a/arch/sparc/net/bpf_jit_comp_64.c
+++ b/arch/sparc/net/bpf_jit_comp_64.c
@@ -1217,7 +1217,7 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx)
}
/* tail call */
- case BPF_JMP | BPF_CALL |BPF_X:
+ case BPF_JMP | BPF_TAIL_CALL:
emit_tail_call(ctx);
break;