diff options
Diffstat (limited to 'arch/loongarch/net/bpf_jit.h')
| -rw-r--r-- | arch/loongarch/net/bpf_jit.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/loongarch/net/bpf_jit.h b/arch/loongarch/net/bpf_jit.h index 68586338ecf8..5697158fd164 100644 --- a/arch/loongarch/net/bpf_jit.h +++ b/arch/loongarch/net/bpf_jit.h @@ -18,6 +18,7 @@ struct jit_ctx { u32 *offset; int num_exentries; union loongarch_instruction *image; + union loongarch_instruction *ro_image; u32 stack_size; }; @@ -27,6 +28,11 @@ struct jit_data { struct jit_ctx ctx; }; +static inline void emit_nop(union loongarch_instruction *insn) +{ + insn->word = INSN_NOP; +} + #define emit_insn(ctx, func, ...) \ do { \ if (ctx->image != NULL) { \ @@ -303,3 +309,8 @@ static inline int emit_tailcall_jmp(struct jit_ctx *ctx, u8 cond, enum loongarch return -EINVAL; } + +static inline void bpf_flush_icache(void *start, void *end) +{ + flush_icache_range((unsigned long)start, (unsigned long)end); +} |