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From: Andrew Morton <akpm@linux-foundation.org>
To: Jason Gunthorpe <jgg@mellanox.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Robin Murphy <robin.murphy@arm.com>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"will.deacon@arm.com" <will.deacon@arm.com>,
	"catalin.marinas@arm.com" <catalin.marinas@arm.com>,
	"anshuman.khandual@arm.com" <anshuman.khandual@arm.com>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Michal Hocko <mhocko@suse.com>
Subject: Re: [PATCH v3 0/4] Devmap cleanups + arm64 support
Date: Wed, 26 Jun 2019 20:35:51 -0700	[thread overview]
Message-ID: <20190626203551.4612e12be27be3458801703b@linux-foundation.org> (raw)
In-Reply-To: <20190626154532.GA3088@mellanox.com>

On Wed, 26 Jun 2019 15:45:47 +0000 Jason Gunthorpe <jgg@mellanox.com> wrote:

> On Wed, Jun 26, 2019 at 08:38:29AM -0700, Christoph Hellwig wrote:
> > On Wed, Jun 26, 2019 at 01:31:40PM +0100, Mark Rutland wrote:
> > > On Wed, Jun 26, 2019 at 12:35:33AM -0700, Christoph Hellwig wrote:
> > > > Robin, Andrew:
> > > 
> > > As a heads-up, Robin is currently on holiday, so this is all down to
> > > Andrew's preference.
> > > 
> > > > I have a series for the hmm tree, which touches the section size
> > > > bits, and remove device public memory support.
> > > > 
> > > > It might be best if we include this series in the hmm tree as well
> > > > to avoid conflicts.  Is it ok to include the rebase version of at least
> > > > the cleanup part (which looks like it is not required for the actual
> > > > arm64 support) in the hmm tree to avoid conflicts?
> > > 
> > > Per the cover letter, the arm64 patch has a build dependency on the
> > > others, so that might require a stable brnach for the common prefix.
> > 
> > I guess we'll just have to live with the merge errors then, as the
> > mm tree is a patch series and thus can't easily use a stable base
> > tree.  That is unlike Andrew wants to pull in the hmm tree as a prep
> > patch for the series.
> 
> It looks like the first three patches apply cleanly to hmm.git ..
> 
> So what we can do is base this 4 patch series off rc6 and pull the
> first 3 into hmm and the full 4 into arm.git. We use this workflow often
> with rdma and netdev.
> 
> Let me know and I can help orchestate this.

Well.  Whatever works.  In this situation I'd stage the patches after
linux-next and would merge them up after the prereq patches have been
merged into mainline.  Easy.


  reply	other threads:[~2019-06-27  3:35 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-23 15:03 Robin Murphy
2019-05-23 15:03 ` [PATCH v3 1/4] mm/memremap: Rename and consolidate SECTION_SIZE Robin Murphy
2019-05-23 15:03 ` [PATCH v3 2/4] mm: clean up is_device_*_page() definitions Robin Murphy
2019-05-23 15:03 ` [PATCH v3 3/4] mm: introduce ARCH_HAS_PTE_DEVMAP Robin Murphy
2019-05-23 15:03 ` [PATCH v3 4/4] arm64: mm: Implement pte_devmap support Robin Murphy
2019-05-24 18:08   ` Will Deacon
2019-05-24 18:38     ` Robin Murphy
2019-05-27  6:23     ` Anshuman Khandual
2019-05-28 13:46   ` [PATCH v3.1 " Robin Murphy
2019-05-29 10:03     ` Will Deacon
2019-06-26  7:35 ` [PATCH v3 0/4] Devmap cleanups + arm64 support Christoph Hellwig
2019-06-26 12:31   ` Mark Rutland
2019-06-26 15:38     ` Christoph Hellwig
2019-06-26 15:45       ` Jason Gunthorpe
2019-06-27  3:35         ` Andrew Morton [this message]
2019-07-04 18:53           ` Andrew Morton
2019-07-04 19:59             ` Jason Gunthorpe
2019-07-04 20:53               ` Andrew Morton
2019-07-04 21:28                 ` Jason Gunthorpe
2019-07-05 15:47                   ` Jason Gunthorpe
2019-07-04 20:54               ` Robin Murphy
2019-07-04 21:13                 ` Andrew Morton
2019-07-05 11:16                   ` Robin Murphy
2019-07-04 23:37               ` Dan Williams
2019-07-05 12:32                 ` Jason Gunthorpe

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