LoongArch: BPF: Remove duplicated bpf_flush_icache()

commit b0f50dc09bf008b2e581d5e6ad570d325725881c upstream.

The bpf_flush_icache() is called by bpf_arch_text_copy() already. So
remove it. This has been done in arm64 and riscv.

Cc: stable@vger.kernel.org
Tested-by: Vincent Li <vincent.mc.li@gmail.com>
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index a81a5d28a8213341d1223ee031de1e188464257d..46cef64dc4d00856095d79429f41f967fc29ebc0 100644 (file)
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -1770,7 +1770,6 @@ int arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *ro_image,
                goto out;
        }
 
-       bpf_flush_icache(ro_image, ro_image_end);
 out:
        kvfree(image);
        return ret < 0 ? ret : size;