fedoraproject@6speed.de / rpms / kernel

Forked from rpms/kernel 3 years ago
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diff -up ./kernel/bpf/verifier.c.jit ./kernel/bpf/verifier.c
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--- ./kernel/bpf/verifier.c.jit	2018-10-05 05:18:19.000000000 +0900
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+++ ./kernel/bpf/verifier.c	2018-10-30 23:32:29.000000000 +0900
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@@ -5312,7 +5312,9 @@ static int jit_subprogs(struct bpf_verif
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 		func[i]->aux->name[0] = 'F';
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 		func[i]->aux->stack_depth = env->subprog_stack_depth[i];
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 		func[i]->jit_requested = 1;
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+#ifdef CONFIG_BPF_JIT
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 		func[i] = trace_bpf_int_jit_compile(func[i]);
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+#endif
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 		if (!func[i]->jited) {
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 			err = -ENOTSUPP;
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 			goto out_free;
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@@ -5338,7 +5340,11 @@ static int jit_subprogs(struct bpf_verif
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 	}
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 	for (i = 0; i <= env->subprog_cnt; i++) {
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 		old_bpf_func = func[i]->bpf_func;
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+#ifdef CONFIG_BPF_JIT
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 		tmp = trace_bpf_int_jit_compile(func[i]);
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+#else
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+		tmp = func[i];
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+#endif
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 		if (tmp != func[i] || func[i]->bpf_func != old_bpf_func) {
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 			verbose(env, "JIT doesn't support bpf-to-bpf calls\n");
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 			err = -EFAULT;
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@@ -5379,8 +5385,11 @@ static int jit_subprogs(struct bpf_verif
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 	return 0;
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 out_free:
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 	for (i = 0; i <= env->subprog_cnt; i++)
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-		if (func[i])
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+		if (func[i]) {
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+#ifdef CONFIG_BPF_JIT
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 			trace_bpf_jit_free(func[i]);
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+#endif
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+		}
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 	kfree(func);
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 	/* cleanup main prog to be interpreted */
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 	prog->jit_requested = 0;