On 12/15/17 11:12 AM, Josef Bacik wrote:
+#ifdef CONFIG_BPF_KPROBE_OVERRIDE
+BPF_CALL_2(bpf_override_return, struct pt_regs *, regs, unsigned long, rc)
+{
+ __this_cpu_write(bpf_kprobe_override, 1);
+ regs_set_return_value(regs, rc);
+ arch_ftrace_kprobe_override_function(regs);
+ return 0;
+}
since you're doing a respin can you adopt the change I did to make
this helper fail at load time if that #config is not set
instead of runtime?
Also how big is the v9-v10 change ?
May be do it as separate patch, since previous set already sitting
in bpf-next and there are patches on top?
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