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| author | Hengqi Chen <hengqi.chen@gmail.com> | 2023-11-08 14:12:16 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2023-11-08 14:12:16 +0800 |
| commit | 4ebf9216e7dff0b38e350007da3b03afb15c816b (patch) | |
| tree | b9774fa0c45822f578e83d929dea34d1f105f5ce | |
| parent | f48012f161508c743e1b39c3521a2b285d19c6aa (diff) | |
| download | linux-nomadik-4ebf9216e7dff0b38e350007da3b03afb15c816b.tar.gz | |
LoongArch: BPF: Support unconditional bswap instructions
Add support for unconditional bswap instruction. Since LoongArch is
always little-endian, just treat unconditional bswap the same as big-
endian conversion.
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/net/bpf_jit.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c index ac9edf02675cbf..a8be6d4b058cd4 100644 --- a/arch/loongarch/net/bpf_jit.c +++ b/arch/loongarch/net/bpf_jit.c @@ -731,6 +731,7 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, bool ext break; case BPF_ALU | BPF_END | BPF_FROM_BE: + case BPF_ALU64 | BPF_END | BPF_FROM_LE: switch (imm) { case 16: emit_insn(ctx, revb2h, dst, dst); |