linux-kernel - Re: [PATCH 2/3 v4] ftrace/x86: Allow for arguments to be passed in to ftrace

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Message-ID: <20201110092003.GX2594@hirez.programming.kicks-ass.net>
Date:   Tue, 10 Nov 2020 10:20:03 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Miroslav Benes <mbenes@...e.cz>,
        Thomas Gleixner <tglx@...utronix.de>,
        Masami Hiramatsu <mhiramat@...nel.org>
Subject: Re: [PATCH 2/3 v4] ftrace/x86: Allow for arguments to be passed in
 to ftrace_regs by default

On Mon, Nov 09, 2020 at 06:16:10PM -0500, Steven Rostedt wrote:
> ftrace_caller:
> 	[..]
> 	movq $0, CS(%rsp) <- loads zero into pt_regs->cs for internal use only.
> 	[..]

Argh, I missed that. I failed to spot it in the patch. No worries then.