linux-kernel - Re: [RFC][PATCH 7/7] kref: Implement using refcount

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Message-ID: <CAGXu5jLZtrdNQ+eKy=qc_8kLVSu-ZQBE+vhbxDu6XCLFF87Y4Q@mail.gmail.com>
Date:   Thu, 17 Nov 2016 11:50:41 -0800
From:   Kees Cook <keescook@...omium.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Will Deacon <will.deacon@....com>,
        "Reshetova, Elena" <elena.reshetova@...el.com>,
        Arnd Bergmann <arnd@...db.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        David Windsor <dave@...gbits.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC][PATCH 7/7] kref: Implement using refcount_t

On Thu, Nov 17, 2016 at 12:33 AM, Peter Zijlstra <peterz@...radead.org> wrote:
> On Wed, Nov 16, 2016 at 10:55:16AM -0800, Kees Cook wrote:
>> My intention with what I'm designing is to couple the "panic_on_oops"
>
> There is a panic_on_warn knob too.

Yes, and that tends to be "too much". There is a need to create
something between warn and bug.

-Kees

-- 
Kees Cook
Nexus Security