Re: [PATCH] mm: update comments for struct page.mapping

2017-09-26 Thread Du, Changbin
On Tue, Sep 26, 2017 at 04:30:27PM -0700, Andrew Morton wrote: > On Tue, 26 Sep 2017 15:14:17 +0800 changbin...@intel.com wrote: > > > From: Changbin Du > > > > The struct page.mapping can NULL or points to one object of type > > address_space, anon_vma or KSM private structure. > > > > ... > >

Re: [PATCH] mm: update comments for struct page.mapping

2017-09-26 Thread Andrew Morton
On Tue, 26 Sep 2017 15:14:17 +0800 changbin...@intel.com wrote: > From: Changbin Du > > The struct page.mapping can NULL or points to one object of type > address_space, anon_vma or KSM private structure. > > ... > > --- a/include/linux/mm_types.h > +++ b/include/linux/mm_types.h > @@ -47,8 +47