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SubjectRe: [PATCH] vm_area_struct slab corruption
Hugh Dickins <> wrote:
> + * Note: mremap's move_vma VM_ACCOUNT handling assumes a partially
> + * unmapped vm_area_struct will remain in use: so lower split_vma
> + * places tmp vma above, and higher split_vma places tmp vma below.

Cough. Would it be clearer to just return the address of the surviving vma
from do_munmap()? Via an extra arg, or a PTR_ERR thingy?

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