From: Dan Williams <dan.j.williams@intel.com>
To: Jason Gunthorpe <jgg@mellanox.com>
Cc: "Jerome Glisse" <jglisse@redhat.com>,
"Linux MM" <linux-mm@kvack.org>,
"Andrew Morton" <akpm@linux-foundation.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Christian König" <christian.koenig@amd.com>,
"Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Jan Kara" <jack@suse.cz>,
"Andrea Arcangeli" <aarcange@redhat.com>,
"Peter Xu" <peterx@redhat.com>,
"Felix Kuehling" <Felix.Kuehling@amd.com>,
"Ross Zwisler" <zwisler@kernel.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Radim Krčmář" <rkrcmar@redhat.com>,
"Michal Hocko" <mhocko@kernel.org>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"KVM list" <kvm@vger.kernel.org>,
"Maling list - DRI developers" <dri-devel@lists.freedesktop.org>,
linux-rdma <linux-rdma@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
"Arnd Bergmann" <arnd@arndb.de>
Subject: Re: [PATCH v5 0/9] mmu notifier provide context informations
Date: Tue, 19 Feb 2019 12:49:36 -0800 [thread overview]
Message-ID: <CAPcyv4gZ=aJSixVwOCrxAf_fn4emx68_80SSFQdzGvvN0mHLGg@mail.gmail.com> (raw)
In-Reply-To: <20190219204017.GP738@mellanox.com>
On Tue, Feb 19, 2019 at 12:41 PM Jason Gunthorpe <jgg@mellanox.com> wrote:
>
> On Tue, Feb 19, 2019 at 03:30:33PM -0500, Jerome Glisse wrote:
> > On Tue, Feb 19, 2019 at 12:15:55PM -0800, Dan Williams wrote:
> > > On Tue, Feb 19, 2019 at 12:04 PM <jglisse@redhat.com> wrote:
> > > >
> > > > From: Jérôme Glisse <jglisse@redhat.com>
> > > >
> > > > Since last version [4] i added the extra bits needed for the change_pte
> > > > optimization (which is a KSM thing). Here i am not posting users of
> > > > this, they will be posted to the appropriate sub-systems (KVM, GPU,
> > > > RDMA, ...) once this serie get upstream. If you want to look at users
> > > > of this see [5] [6]. If this gets in 5.1 then i will be submitting
> > > > those users for 5.2 (including KVM if KVM folks feel comfortable with
> > > > it).
> > >
> > > The users look small and straightforward. Why not await acks and
> > > reviewed-by's for the users like a typical upstream submission and
> > > merge them together? Is all of the functionality of this
> > > infrastructure consumed by the proposed users? Last time I checked it
> > > was only a subset.
> >
> > Yes pretty much all is use, the unuse case is SOFT_DIRTY and CLEAR
> > vs UNMAP. Both of which i intend to use. The RDMA folks already ack
> > the patches IIRC, so did radeon and amdgpu. I believe the i915 folks
> > were ok with it too. I do not want to merge things through Andrew
> > for all of this we discussed that in the past, merge mm bits through
> > Andrew in one release and bits that use things in the next release.
>
> It is usually cleaner for everyone to split patches like this, for
> instance I always prefer to merge RDMA patches via RDMA when
> possible. Less conflicts.
>
> The other somewhat reasonable option is to get acks and send your own
> complete PR to Linus next week? That works OK for tree-wide changes.
Yes, I'm not proposing that they be merged together, instead I'm just
looking for the acked-by / reviewed-by tags even if those patches are
targeting the next merge window.
next prev parent reply other threads:[~2019-02-19 20:49 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 20:04 [PATCH v5 0/9] mmu notifier provide context informations jglisse
2019-02-19 20:04 ` [PATCH v5 1/9] mm/mmu_notifier: helper to test if a range invalidation is blockable jglisse
2019-02-22 19:01 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 2/9] mm/mmu_notifier: convert user range->blockable to helper function jglisse
2019-02-22 19:02 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 3/9] mm/mmu_notifier: convert mmu_notifier_range->blockable to a flags jglisse
2019-02-22 19:04 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 4/9] mm/mmu_notifier: contextual information for event enums jglisse
2019-02-22 19:26 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 5/9] mm/mmu_notifier: contextual information for event triggering invalidation v2 jglisse
2019-02-22 21:25 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 6/9] mm/mmu_notifier: use correct mmu_notifier events for each invalidation jglisse
2019-02-22 22:07 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 7/9] mm/mmu_notifier: pass down vma and reasons why mmu notifier is happening v2 jglisse
2019-02-22 22:08 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 8/9] mm/mmu_notifier: mmu_notifier_range_update_to_read_only() helper jglisse
2019-02-22 22:42 ` Ralph Campbell
2019-02-19 20:04 ` [PATCH v5 9/9] mm/mmu_notifier: set MMU_NOTIFIER_USE_CHANGE_PTE flag where appropriate v2 jglisse
2019-02-22 23:01 ` Ralph Campbell
2019-02-19 20:15 ` [PATCH v5 0/9] mmu notifier provide context informations Dan Williams
2019-02-19 20:30 ` Jerome Glisse
2019-02-19 20:40 ` Jason Gunthorpe
2019-02-19 20:49 ` Dan Williams [this message]
2019-02-19 20:40 ` Dan Williams
2019-02-19 20:57 ` Jerome Glisse
2019-02-19 21:19 ` Dan Williams
2019-02-19 21:30 ` Jerome Glisse
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