linux-kernel - Re: [PATCH v2] tracing: Have all levels of checks prevent recursion

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Message-ID: <20211018175505.3e19155a@gandalf.local.home>
Date:   Mon, 18 Oct 2021 17:55:14 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Petr Mladek <pmladek@...e.com>, Ingo Molnar <mingo@...hat.com>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Helge Deller <deller@....de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Jiri Kosina <jikos@...nel.org>,
        Miroslav Benes <mbenes@...e.cz>,
        Joe Lawrence <joe.lawrence@...hat.com>,
        Colin Ian King <colin.king@...onical.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Nicholas Piggin <npiggin@...il.com>,
        Jisheng Zhang <jszhang@...nel.org>, linux-csky@...r.kernel.org,
        linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-riscv@...ts.infradead.org, live-patching@...r.kernel.org,
        王贇 <yun.wang@...ux.alibaba.com>,
        Guo Ren <guoren@...nel.org>
Subject: Re: [PATCH v2] tracing: Have all levels of checks prevent recursion

On Mon, 18 Oct 2021 15:44:12 -0400
Steven Rostedt <rostedt@...dmis.org> (by way of Steven Rostedt
<rostedt@...dmis.org>) wrote:

> [
>    Linus,
>      I have patches that clean this up that are not marked for stable, but
>      will depend on this patch. As I already have commits in my next queue,
>      I can do one of the following:
> 
>     1. Cherry pick this from my urgent tree, and build everything on top.
>     2. Add this on top of the mainline tag my next branch is based on and
>        merge it.
>     3. Add this to my next branch, and have it go in at the next merge
>        window.

Hmm, I take this back. Although the clean up affects the same code block,
the updates don't actually conflict. (Although, if I do update the comment
that Petr asked, that will conflict. But nothing you can't handle ;-)

I'll start running this change through my tests and post it separately.

-- Steve



> ]