On Fri, Jul 17, 2015 at 02:53:07PM +0300, Kirill A. Shutemov wrote: > We rely on ->vm_ops == NULL to detect anonymous VMA but this check is not > always reliable: > > - MPX sets ->vm_ops on anonymous VMA; > > - many drivers don't set ->vm_ops. See for instance hpet_mmap(). > > This patchset makes vma_is_anonymous() more reliable and makes few > cleanups around the code. > > v2: > - drop broken patch; > - more cleanup for mpx code (Oleg); > - vma_is_anonymous() in create_huge_pmd() and wp_huge_pmd(); > > Kirill A. Shutemov (5): > mm: mark most vm_operations_struct const > x86, mpx: do not set ->vm_ops on mpx VMAs > mm: make sure all file VMAs have ->vm_ops set > mm: use vma_is_anonymous() in create_huge_pmd() and wp_huge_pmd() > mm, madvise: use vma_is_anonymous() to check for anon VMA > > Oleg Nesterov (1): > mm, mpx: add "vm_flags_t vm_flags" arg to do_mmap_pgoff()
ping? -- Kirill A. Shutemov -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
