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

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Message-ID: <20190821162420.GI8667@mellanox.com>
Date:   Wed, 21 Aug 2019 16:24:24 +0000
From:   Jason Gunthorpe <jgg@...lanox.com>
To:     Dan Williams <dan.j.williams@...el.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 07:58:22PM -0700, Dan Williams wrote:
> 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.

Done, I used it already to test build the last series from CH..

Jason