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    SubjectRe: [Lse-tech] Re: [PATCH 0/7]: Fix for unsafe notifier chain
    On Sun, 27 Nov 2005 18:27:25 +0100, 
    Andi Kleen <> wrote:
    >On Mon, Nov 28, 2005 at 02:59:05AM +1100, Keith Owens wrote:
    >> On Sun, 27 Nov 2005 14:47:36 +0100,
    >> Andi Kleen <> wrote:
    >> >akpm wrote
    >> >> - Introduce a new notifier API which is wholly unlocked
    >> >
    >> >The old notifiers were already wholly unlocked. So it wouldn't
    >> >even need any changes. Just additional locks everywhere.
    >> Wrong.
    >Did you actually read what I wrote?

    Of course I did. The whole point is that _ALL_ of the existing
    notifier chain callback code is racy[*]. Saying that the code can be
    left without any changes is simply ignoring the existing races. They
    _ALL_ need to be fixed.

    [*] Except for one bit of hand crafted locking in USB.

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      Last update: 2005-11-27 18:42    [W:0.018 / U:6.020 seconds]
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