Re: [PATCH v2 2/2] mm/filemap: fix mapping_seek_hole_data on THP & 32-bit

From: Hugh Dickins
Date: Fri Apr 23 2021 - 16:09:03 EST


On Fri, 23 Apr 2021, Andrew Morton wrote:
> On Fri, 23 Apr 2021 10:22:51 -0700 (PDT) Hugh Dickins <hughd@xxxxxxxxxx> wrote:
> > On Thu, 22 Apr 2021, Andrew Morton wrote:
> > > On Thu, 22 Apr 2021 13:48:57 -0700 (PDT) Hugh Dickins <hughd@xxxxxxxxxx> wrote:
> > >
> > > > Andrew, I'd have just sent a -fix.patch to remove the unnecessary u64s,
> > > > but need to reword the commit message: so please replace yesterday's
> > > > mm-filemap-fix-mapping_seek_hole_data-on-thp-32-bit.patch
> > > > by this one - thanks.
> > >
> > > Actually, I routinely update the base patch's changelog when queueing a -fix.
> >
> > And thank you for that, but if there's time, I think we would still
> > prefer the final commit message to include corrections where Matthew
> > enlightened me (that "sign-extension" claim came from my confusion):
>
> That's my point. When I merge a -v2 as a -fix, I replace the v1
> patch's changelog with v2's changelog so everything works out after
> folding.

Oh, great, thanks: that was not clear to me, I feared you meant adding
"v2: remove unneeded u64 casts" to v1 when merging.

Hugh