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    SubjectRe: [PATCH] nohz: Make tick_nohz_irq_exit() irq safe
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    On Thu, Feb 21, 2013 at 10:21 AM, Thomas Gleixner <tglx@linutronix.de> wrote:
    >
    > This was a draft patch. I made it a WARN_ON_ONCE() already.

    Ok, good.

    I really wish we could just get rid of BUG_ON(). It was a bad idea,
    and it makes it easy for people to do the wrong thing. Sadly, we have
    tons of them.

    Linus


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