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    SubjectRe: [BUGFIX]{PATCH] flush icache on ia64 take2
    On Thu, 19 Jul 2007 17:18:59 +0200
    Zoltan Menyhart <Zoltan.Menyhart@bull.net> wrote:

    > KAMEZAWA Hiroyuki wrote:
    >
    > > Hmm...but the current code flushes the page. just do it in "lazy" way.
    > > much difference ?
    >
    > I agree the current code flushes the I-cache for all kinds of file
    > systems (for PTEs with the exec bit on).
    >
    > The error is that it does it after the PTE is written.
    >
    > In addition, I wanted to optimize it to gain a few %.
    I'm glad, too if we can do it. But it seems that we need a bit
    clever way to do that.

    > Apparently this idea is not much welcome.
    >
    > I can agree that flushing the I-cache (if the architecture requires it)
    > before setting the PTE eliminates the error.
    >
    Hm, I'll refresh and repost the patch.

    Thanks,
    -Kame

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