dev_pagemap related cleanups v2

[Dan Williams]

On Wed, Jun 19, 2019 at 9:37 AM Jason Gunthorpe <jgg at ziepe.ca> wrote:
>
> On Wed, Jun 19, 2019 at 11:40:32AM +0200, Christoph Hellwig wrote:
> > On Tue, Jun 18, 2019 at 12:47:10PM -0700, Dan Williams wrote:
> > > > Git tree:
> > > >
> > > >     git://git.infradead.org/users/hch/misc.git hmm-devmem-cleanup.2
> > > >
> > > > Gitweb:
> > > >
> > > >     http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/hmm-devmem-cleanup.2
> >
> > >
> > > Attached is my incremental fixups on top of this series, with those
> > > integrated you can add:
> >
> > I've folded your incremental bits in and pushed out a new
> > hmm-devmem-cleanup.3 to the repo above.  Let me know if I didn't mess
> > up anything else.  I'll wait for a few more comments and Jason's
> > planned rebase of the hmm branch before reposting.
>
> I said I wouldn't rebase the hmm.git (as it needs to go to DRM, AMD
> and RDMA git trees)..
>
> Instead I will merge v5.2-rc5 to the tree before applying this series.
>
> I've understood this to be Linus's prefered workflow.
>
> So, please send the next iteration of this against either
> plainv5.2-rc5 or v5.2-rc5 merged with hmm.git and I'll sort it out.

Just make sure that when you backmerge v5.2-rc5 you have a clear
reason in the merge commit message about why you needed to do it.
While needless rebasing is top of the pet peeve list, second place, as
I found out, is mystery merges without explanations.