On Tue, 2019-07-23 at 18:28 -0700, Matthew Wilcox wrote:
> On Tue, Jul 23, 2019 at 10:29:06PM +0000, Saeed Mahameed wrote:
> > On Fri, 2019-07-12 at 06:43 -0700, Matthew Wilcox wrote:
> > > From: "Matthew Wilcox (Oracle)" <wi...@infradead.org>
> > >
> > > Match the layout of bio_vec.
> > >
> > > Signed-off-by: Matthew Wilcox (Oracle) <wi...@infradead.org>
> > > ---
> > > include/linux/skbuff.h | 2 +-
> > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
> > > index 7910935410e6..b9dc8b4f24b1 100644
> > > --- a/include/linux/skbuff.h
> > > +++ b/include/linux/skbuff.h
> > > @@ -314,8 +314,8 @@ struct skb_frag_struct {
> > > struct {
> > > struct page *p;
> > > } page;
> > > - __u32 page_offset;
> > > __u32 size;
> > > + __u32 page_offset;
> > > };
> > >
> >
> > Why do you need this patch? this struct is going to be removed
> > downstream eventually ..
>
> If there's a performance regression, this is the perfect patch to
> include
> as part of the bisection. You'd think that this change could have no
> effect, but I've seen weirder things.
ok make sense !
