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Date:   Tue, 27 Nov 2018 09:46:05 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     Josh Poimboeuf <jpoimboe@redhat.com>
Cc:     Andy Lutomirski <luto@kernel.org>, X86 ML <x86@kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Ard Biesheuvel <ard.biesheuvel@linaro.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        Ingo Molnar <mingo@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Masami Hiramatsu <mhiramat@kernel.org>,
        Jason Baron <jbaron@akamai.com>, Jiri Kosina <jkosina@suse.cz>,
        David Laight <David.Laight@aculab.com>,
        Borislav Petkov <bp@alien8.de>, julia@ni.com, jeyu@kernel.org,
        "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH v2 4/4] x86/static_call: Add inline static call
 implementation for x86-64
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On Mon, Nov 26, 2018 at 02:14:49PM -0600, Josh Poimboeuf wrote:
> On Mon, Nov 26, 2018 at 10:28:08AM -0800, Andy Lutomirski wrote:

> > Can you add a comment that it will need updating when kernel CET is added?
> 
> Will do, though I get the feeling there's a lot of other (existing) code
> that will also need to change for kernel CET.

Yeah, function graph tracer and kretprobes at the very least. But I
suspect there's a few surprises to be hand once they try kernel CET.