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    SubjectRe: [PATCH -v2] rmap: make anon_vma_prepare link in all the anon_vmas of a mergeable VMA
    Date
    > 
    >
    > On Fri, 9 Apr 2010, Borislav Petkov wrote:
    > >
    > > Yep, looks good: its mmap_region()...
    >
    > Can you double-check your current diffs - maybe something got corrupted.
    >
    > mmap_region installs the vma with vma_link(), and the last thing
    > vma_link() does with my patch is that "anon_vma_prepare()".

    I agree. and at least your patch works fine on my box. I'll continue digg.



    >
    > Maybe with all the patches flying around, you had a reject or something,
    > and you lost that one anon_vma_prepare()?
    >
    > Or maybe I screwed up somewhere and sent you the wrong patch. Here it is
    > again, just in case.
    >
    > [ I have a horrible cold, and can hardly think straight. So who knows,
    > maybe I'm missing something. But if you have lost one of the
    > 'anon_vma_prepare()' call sites, that would certainly explain why you
    > get NULL anon_vma's ]
    >
    > Linus




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