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    SubjectRe: [PATCH] regression: vmalloc easily fail.
    On Wed, Oct 29, 2008 at 11:43:33AM +0100, Nick Piggin wrote:
    > On Wed, Oct 29, 2008 at 12:29:40PM +0200, Avi Kivity wrote:
    > > Nick Piggin wrote:
    > > >Hmm, spanning <30MB of memory... how much vmalloc space do you have?
    > > >
    > > >
    > >
    > > From the original report:
    > >
    > > >VmallocTotal: 122880 kB
    > > >VmallocUsed: 15184 kB
    > > >VmallocChunk: 83764 kB
    > >
    > > So it seems there's quite a bit of free space.
    > >
    > > Chunk is the largest free contiguous region, right? If so, it seems the
    >
    > Yes.
    >
    >
    > > problem is unrelated to guard pages, instead the search isn't finding a
    > > 1-page area (with two guard pages) for some reason, even though lots of
    > > free space is available.
    >
    > Hmm. The free area search could be buggy...
    Do you want me to grab any specific info of it? Or should I just hack myself
    randomly into it? I'll probably have some time for that tomorrow.



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