Hillf Danton wrote: > On Fri, Mar 15, 2013 at 9:29 PM, Kirill A. Shutemov > <kirill.shutemov@xxxxxxxxxxxxxxx> wrote: > > Hillf Danton wrote: > >> On Fri, Mar 15, 2013 at 1:50 AM, Kirill A. Shutemov > >> <kirill.shutemov@xxxxxxxxxxxxxxx> wrote: > >> > > >> > We are not ready to mmap file-backed tranparent huge pages. > >> > > >> It is not on todo list either. > > > > Actually, following patches implement mmap for file-backed thp and this > > split_huge_page() will catch only fallback cases. > > > I wonder if the effort we pay for THP cache is nuked by mmap. I will not be nuked after patch 30/30. Actually, it will be splited only if process tries to map hugepage with unsuitable alignment. -- Kirill A. Shutemov -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>