linux-kernel - Re: [tip:locking/core] refcount_t: Introduce a special purpose refcount type

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Message-ID: <20170213193623.GA28747@gmail.com>
Date:   Mon, 13 Feb 2017 20:36:23 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Kees Cook <keescook@...omium.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "linux-tip-commits@...r.kernel.org" 
        <linux-tip-commits@...r.kernel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        David Windsor <dwindsor@...il.com>,
        "Reshetova, Elena" <elena.reshetova@...el.com>,
        Hans Liljestrand <ishkamiel@...il.com>
Subject: Re: [tip:locking/core] refcount_t: Introduce a special purpose
 refcount type


* Peter Zijlstra <peterz@...radead.org> wrote:

> > > And since size then isn't an issue what so ever anymore, remove the debug 
> > > knob and make all WARN()s unconditional.
> > 
> > Are you still going to land the x86 WARN_ON improvements?
> 
> Yes, once I manage to eke some response out of the relevant arch maintainers on 
> the subject ;-)

so I'm enthusiastically in support of it all! Does that count as a response? ;-)

Thanks,

	Ingo