Messages in this thread | | | Date | Tue, 2 Mar 2021 10:19:47 +0100 | From | Peter Zijlstra <> | Subject | Re: [x86, build] 6dafca9780: WARNING:at_arch/x86/kernel/ftrace.c:#ftrace_verify_code |
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On Mon, Mar 01, 2021 at 08:15:26PM -0500, Steven Rostedt wrote: > diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c > index 7edbd5ee5ed4..e8afc765e00a 100644 > --- a/arch/x86/kernel/ftrace.c > +++ b/arch/x86/kernel/ftrace.c > @@ -36,6 +36,7 @@ > #ifdef CONFIG_DYNAMIC_FTRACE > > static int ftrace_poke_late = 0; > +static const char p6_nop[] = { P6_NOP5 };
I don't understand this approach, why not simply rewrite all the nops at boot and not worry about it when modifying the code later?
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