From: Linus Torvalds <torvalds@linux-foundation.org>
To: "Jérôme Glisse" <j.glisse@gmail.com>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Mel Gorman" <mgorman@suse.de>, "Peter Anvin" <hpa@zytor.com>,
"Andrea Arcangeli" <aarcange@redhat.com>,
"Rik van Riel" <riel@redhat.com>,
"Johannes Weiner" <jweiner@redhat.com>,
"Mark Hairgrove" <mhairgrove@nvidia.com>,
"Jatin Kumar" <jakumar@nvidia.com>,
"Subhash Gutti" <sgutti@nvidia.com>,
"Lucien Dunning" <ldunning@nvidia.com>,
"Cameron Buschardt" <cabuschardt@nvidia.com>,
"Arvind Gopalakrishnan" <arvindg@nvidia.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Sherry Cheung" <SCheung@nvidia.com>,
"Duncan Poole" <dpoole@nvidia.com>,
"Oded Gabbay" <Oded.Gabbay@amd.com>,
"Alexander Deucher" <Alexander.Deucher@amd.com>,
"Andrew Lewycky" <Andrew.Lewycky@amd.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
"Peter Zijlstra" <peterz@infradead.org>
Subject: Re: [PATCH 4/6] mmu_notifier: pass through vma to invalidate_range and invalidate_page
Date: Mon, 30 Jun 2014 19:04:11 -0700 [thread overview]
Message-ID: <CA+55aFyrDNVcT3meKTaaXhh4q4z1=g7zO_==mFb5Lhh70haScg@mail.gmail.com> (raw)
In-Reply-To: <1403920822-14488-5-git-send-email-j.glisse@gmail.com>
On Fri, Jun 27, 2014 at 7:00 PM, Jérôme Glisse <j.glisse@gmail.com> wrote:
>
> This needs small refactoring in memory.c to call invalidate_range on
> vma boundary the overhead should be low enough.
.. and looking at it, doesn't that mean that the whole invalidate call
should be moved inside unmap_single_vma() then, instead of being
duplicated in all the callers?
I really get the feeling that somebody needs to go over this
patch-series with a fine comb to fix these kinds of ugly things.
Linus
prev parent reply other threads:[~2014-07-01 2:04 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-28 2:00 mm preparatory patches for HMM and IOMMUv2 Jérôme Glisse
2014-06-28 2:00 ` [PATCH 1/6] mmput: use notifier chain to call subsystem exit handler Jérôme Glisse
2014-06-30 3:49 ` John Hubbard
2014-06-30 15:07 ` Jerome Glisse
2014-06-30 14:41 ` Gabbay, Oded
2014-06-30 15:06 ` Jerome Glisse
[not found] ` <019CCE693E457142B37B791721487FD91806B836-0nO7ALo/ziwxlywnonMhLEEOCMrvLtNR@public.gmane.org>
2014-06-30 15:40 ` Joerg Roedel
2014-06-30 16:06 ` Jerome Glisse
2014-06-30 18:16 ` Joerg Roedel
2014-06-30 18:35 ` Jerome Glisse
2014-06-30 18:57 ` Lewycky, Andrew
2014-07-01 9:41 ` Joerg Roedel
[not found] ` <20140630183556.GB3280-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-07-01 9:15 ` Joerg Roedel
2014-07-01 9:29 ` Gabbay, Oded
[not found] ` <019CCE693E457142B37B791721487FD91806DD8B-0nO7ALo/ziwxlywnonMhLEEOCMrvLtNR@public.gmane.org>
2014-07-01 11:00 ` Joerg Roedel
2014-07-01 19:33 ` Jerome Glisse
[not found] ` <20140701193343.GB3322-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-07-01 21:06 ` Joerg Roedel
2014-07-01 21:32 ` Jerome Glisse
2014-07-03 18:30 ` Jerome Glisse
[not found] ` <20140703183024.GA3306-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-07-03 23:15 ` Joerg Roedel
2014-07-04 0:03 ` Jerome Glisse
2014-07-06 19:25 ` Gabbay, Oded
2014-07-07 10:11 ` joro
2014-07-07 10:36 ` Oded Gabbay
2014-07-07 10:43 ` Oded Gabbay
[not found] ` <1404729783.31606.1.camel-OrheeFI7RUaGvNAqNQFwiPZ4XP/Yx64J@public.gmane.org>
2014-07-08 8:00 ` joro-zLv9SwRftAIdnm+yROfE0A
2014-07-08 17:03 ` Jerome Glisse
2015-10-11 19:03 ` David Woodhouse
2015-10-12 17:41 ` Jerome Glisse
2015-11-20 15:45 ` David Woodhouse
2014-06-30 15:37 ` Joerg Roedel
2014-06-28 2:00 ` [PATCH 2/6] mm: differentiate unmap for vmscan from other unmap Jérôme Glisse
2014-06-30 3:58 ` John Hubbard
2014-06-30 15:58 ` Jerome Glisse
2014-06-28 2:00 ` [PATCH 3/6] mmu_notifier: add event information to address invalidation v2 Jérôme Glisse
2014-06-30 5:22 ` John Hubbard
2014-06-30 15:57 ` Jerome Glisse
2014-07-01 1:57 ` Linus Torvalds
2014-06-28 2:00 ` [PATCH 4/6] mmu_notifier: pass through vma to invalidate_range and invalidate_page Jérôme Glisse
2014-06-30 3:29 ` John Hubbard
2014-06-30 16:00 ` Jerome Glisse
2014-07-01 2:04 ` Linus Torvalds [this message]
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