From: Andrew Morton <akpm@linux-foundation.org>
To: Oded Gabbay <oded.gabbay@amd.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
j.glisse@gmail.com,
"Linus Torvalds" <torvalds@linux-foundation.org>,
joro@8bytes.org, "Mel Gorman" <mgorman@suse.de>,
"H. Peter Anvin" <hpa@zytor.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Andrea Arcangeli" <aarcange@redhat.com>,
"Johannes Weiner" <jweiner@redhat.com>,
"Larry Woodman" <lwoodman@redhat.com>,
"Rik van Riel" <riel@redhat.com>,
"Dave Airlie" <airlied@redhat.com>,
"Brendan Conoboy" <blc@redhat.com>,
"Joe Donohue" <jdonohue@redhat.com>,
"Duncan Poole" <dpoole@nvidia.com>,
"Sherry Cheung" <SCheung@nvidia.com>,
"Subhash Gutti" <sgutti@nvidia.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Mark Hairgrove" <mhairgrove@nvidia.com>,
"Lucien Dunning" <ldunning@nvidia.com>,
"Cameron Buschardt" <cabuschardt@nvidia.com>,
"Arvind Gopalakrishnan" <arvindg@nvidia.com>,
"Shachar Raindel" <raindel@mellanox.com>,
"Liran Liss" <liranl@mellanox.com>,
"Roland Dreier" <roland@purestorage.com>,
"Ben Sander" <ben.sander@amd.com>,
"Greg Stoner" <Greg.Stoner@amd.com>,
"John Bridgman" <John.Bridgman@amd.com>,
"Michael Mantor" <Michael.Mantor@amd.com>,
"Paul Blinzer" <Paul.Blinzer@amd.com>,
"Laurent Morichetti" <Laurent.Morichetti@amd.com>,
"Alexander Deucher" <Alexander.Deucher@amd.com>,
"Jérôme Glisse" <jglisse@redhat.com>
Subject: Re: [PATCH 1/7] mmu_notifier: add call_srcu and sync function for listener to delay call and sync.
Date: Tue, 29 Jul 2014 13:48:03 -0700 [thread overview]
Message-ID: <20140729134803.8db34d88eda9209bda6069c7@linux-foundation.org> (raw)
In-Reply-To: <53D7B800.6050700@amd.com>
On Tue, 29 Jul 2014 18:04:32 +0300 Oded Gabbay <oded.gabbay@amd.com> wrote:
> On 21/07/14 18:01, Oded Gabbay wrote:
> > On 17/07/14 21:46, j.glisse@gmail.com wrote:
> >> From: Peter Zijlstra <peterz@infradead.org>
> >>
> >> New mmu_notifier listener are eager to cleanup there structure after the
> >> mmu_notifier::release callback. In order to allow this the patch provide
> >> a function that allows to add a delayed call to the mmu_notifier srcu. It
> >> also add a function that will call barrier_srcu so those listener can sync
> >> with mmu_notifier.
> >
> > Tested with amdkfd and iommuv2 driver
> > So,
> > Tested-by: Oded Gabbay <oded.gabbay@amd.com>
>
> akpm, any chance that only this specific patch from Peter.Z will get in 3.17 ?
> I must have it for amdkfd (HSA driver). Without it, I can't be in 3.17 either.
I can send it in for 3.17-rc1.
Can we get a better changelog please? "eager to cleanup there
structure after the mmu_notifier::release callback" is terribly vague
and brief. Fully describe the problem then describe the proposed
solution. Because others may be able to suggest alternative ways of
solving that problem, but this text simply doesn't provide enough details for
them to do so.
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next prev parent reply other threads:[~2014-07-29 20:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-17 18:46 mmu_notifier: preparatory patches for hmm and or iommuv2 v6 j.glisse
2014-07-17 18:46 ` [PATCH 1/7] mmu_notifier: add call_srcu and sync function for listener to delay call and sync j.glisse
2014-07-21 15:01 ` Oded Gabbay
2014-07-29 15:04 ` Oded Gabbay
2014-07-29 20:48 ` Andrew Morton [this message]
2014-07-29 21:04 ` Oded Gabbay
2014-08-02 18:54 ` Oded Gabbay
2014-07-17 18:46 ` [PATCH 2/7] mmu_notifier: add event information to address invalidation v3 j.glisse
2014-07-17 18:46 ` [PATCH 3/7] mmu_notifier: pass through vma to invalidate_range and invalidate_page v3 j.glisse
2014-07-24 22:51 ` Andrew Morton
2014-07-25 15:14 ` Jerome Glisse
2014-07-24 15:46 ` mmu_notifier: preparatory patches for hmm and or iommuv2 v6 Jerome Glisse
2014-07-24 18:41 ` Oded Gabbay
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