linux-kernel - Re: [PATCH 2/4] memremap: remove the dev field in struct dev

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Date:   Tue, 20 Aug 2019 19:58:22 -0700
From:   Dan Williams <dan.j.williams@...el.com>
To:     Jason Gunthorpe <jgg@...lanox.com>
Cc:     Christoph Hellwig <hch@....de>,
        Bharata B Rao <bharata@...ux.ibm.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux MM <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-nvdimm <linux-nvdimm@...ts.01.org>,
        Ira Weiny <ira.weiny@...el.com>
Subject: Re: [PATCH 2/4] memremap: remove the dev field in struct dev_pagemap

On Tue, Aug 20, 2019 at 6:27 AM Jason Gunthorpe <jgg@...lanox.com> wrote:
>
> On Mon, Aug 19, 2019 at 06:44:02PM -0700, Dan Williams wrote:
> > On Sun, Aug 18, 2019 at 2:12 AM Christoph Hellwig <hch@....de> wrote:
> > >
> > > The dev field in struct dev_pagemap is only used to print dev_name in
> > > two places, which are at best nice to have.  Just remove the field
> > > and thus the name in those two messages.
> > >
> > > Signed-off-by: Christoph Hellwig <hch@....de>
> > > Reviewed-by: Ira Weiny <ira.weiny@...el.com>
> >
> > Needs the below as well.
> >
> > /me goes to check if he ever merged the fix to make the unit test
> > stuff get built by default with COMPILE_TEST [1]. Argh! Nope, didn't
> > submit it for 5.3-rc1, sorry for the thrash.
> >
> > You can otherwise add:
> >
> > Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> >
> > [1]: https://lore.kernel.org/lkml/156097224232.1086847.9463861924683372741.stgit@dwillia2-desk3.amr.corp.intel.com/
>
> Can you get this merged? Do you want it to go with this series?

Yeah, makes some sense to let you merge it so that you can get
kbuild-robot reports about any follow-on memremap_pages() work that
may trip up the build. Otherwise let me know and I'll get it queued
with the other v5.4 libnvdimm pending bits.