linux-kernel - Re: [PATCH 0/3] ftrace: Introduce PERMANENT ftrace

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Date:   Thu, 10 Oct 2019 09:44:58 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Miroslav Benes <mbenes@...e.cz>
Cc:     Petr Mladek <pmladek@...e.com>, jikos@...nel.org,
        Joe Lawrence <joe.lawrence@...hat.com>, jpoimboe@...hat.com,
        mingo@...hat.com, linux-kernel@...r.kernel.org,
        live-patching@...r.kernel.org
Subject: Re: [PATCH 0/3] ftrace: Introduce PERMANENT ftrace_ops flag

On Thu, 10 Oct 2019 09:43:52 -0400
Steven Rostedt <rostedt@...dmis.org> wrote:

> 
> Yes, but let's still add the patch that does the permanent check. And
> then I'll put the "remove this flag" patch on top (and revert
> everything else). This way, if somebody complains, and Linus reverts
> the removal patch, we don't end up breaking live kernel patching
> again ;-)


Not to mention, the PERMANENT flag patch can be marked as stable. The
removal of the switch, not so.

-- Steve