Re: [PATCH 3/4] mm: move_page_tables{,_up}
Andrew Morton <[email protected]>
| Newsgroups | gmane.linux.ports.hppa,gmane.linux.kernel,gmane.linux.kernel.mm |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 05 Jun 2007 17:05:26 +0200 Peter Zijlstra <[email protected]> wrote: > Provide functions for moving page tables upwards. > > ... > > +extern unsigned long move_page_tables(struct vm_area_struct *vma, > + unsigned long old_addr, struct vm_area_struct *new_vma, > + unsigned long new_addr, unsigned long len); > +extern unsigned long move_page_tables_up(struct vm_area_struct *vma, > + unsigned long old_addr, struct vm_area_struct *new_vma, > + unsigned long new_addr, unsigned long len); > extern unsigned long do_mremap(unsigned long addr, > unsigned long old_len, unsigned long new_len, > unsigned long flags, unsigned long new_addr); They become kernel-wide > +static void move_ptes_up(struct vm_area_struct *vma, pmd_t *old_pmd, > + unsigned long old_addr, unsigned long old_end, > + struct vm_area_struct *new_vma, pmd_t *new_pmd, > + unsigned long new_addr) So some documentation might be in order...