riscv, bpf: Remove duplicated bpf_flush_icache()

The bpf_flush_icache() is done by bpf_arch_text_copy() already.
Remove the duplicated one in arch_prepare_bpf_trampoline().

Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Pu Lehui <pulehui@huawei.com>
Link: https://lore.kernel.org/bpf/20250904105119.21861-1-hengqi.chen@gmail.com

diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c
index 2f7188e..886b647 100644 (file)
--- a/arch/riscv/net/bpf_jit_comp64.c
+++ b/arch/riscv/net/bpf_jit_comp64.c
@@ -1269,7 +1269,6 @@ 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;