RE: [RFC V2] mm:change smaps/pagemap_read calculation behavior

2015-01-30 Thread Wang, Yalin
27;gorcu...@openvz.org'; 'pfei...@google.com'; > 'aqu...@redhat.com'; 'linux-kernel@vger.kernel.org' > Subject: Re: [RFC V2] mm:change smaps/pagemap_read calculation behavior > > On Fri, Jan 30, 2015 at 03:47:54PM +0800, Wang, Yalin wrote: > > This patch

Re: [RFC V2] mm:change smaps/pagemap_read calculation behavior

2015-01-30 Thread Naoya Horiguchi
On Fri, Jan 30, 2015 at 03:47:54PM +0800, Wang, Yalin wrote: > This patch change smaps/pagemap_read pagetable walk behavior, to make > sure not skip VM_PFNMAP pagetables, > so that we can calculate COW pages of VM_PFNMAP as normal pages. > > Signed-off-by: Yalin Wang Hi Yalin, The original moti