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    SubjectRe: Oops on 2.5.40, flush_tlb_mm
    On Wed, 2 Oct 2002, Andrew Morton wrote:

    > You need Hugh's patch. Was sent to Linus yesterday...

    Oh, thanks, sucks being in the dark like this :/

    >
    > Patch from Hugh Dickins
    >
    > Our earlier fix for mprotect_fixup was broken - passing an
    > already-freed VMA to change_protection().
    >
    >
    >
    > mm/mprotect.c | 4 +++-
    > 1 files changed, 3 insertions(+), 1 deletion(-)
    >
    > --- 2.5.40/mm/mprotect.c~hugh-mprotect-fix Tue Oct 1 23:43:14 2002
    > +++ 2.5.40-akpm/mm/mprotect.c Tue Oct 1 23:43:14 2002
    > @@ -186,8 +186,10 @@ mprotect_fixup(struct vm_area_struct *vm
    > /*
    > * Try to merge with the previous vma.
    > */
    > - if (mprotect_attempt_merge(vma, *pprev, end, newflags))
    > + if (mprotect_attempt_merge(vma, *pprev, end, newflags)) {
    > + vma = *pprev;
    > goto success;
    > + }
    > } else {
    > error = split_vma(mm, vma, start, 1);
    > if (error)
    >
    > .
    >

    --
    function.linuxpower.ca

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