From: Linus Torvalds <torvalds@linux-foundation.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Nick Piggin <npiggin@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
shaggy@austin.ibm.com, axboe@kernel.dk, linux-mm@kvack.org,
linux-arch@vger.kernel.org, Clark Williams <williams@redhat.com>,
Ingo Molnar <mingo@elte.hu>,
Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [patch 2/2]: introduce fast_gup
Date: Thu, 17 Apr 2008 11:28:45 -0700 (PDT) [thread overview]
Message-ID: <alpine.LFD.1.00.0804171127310.2879@woody.linux-foundation.org> (raw)
In-Reply-To: <1208453014.7115.39.camel@twins>
On Thu, 17 Apr 2008, Peter Zijlstra wrote:
>
> D'0h - clearly not my day today...
Ok, I'm acking this one ;)
And yes, it would be nice if the gup patches would go in early, since I
wouldn't be entirely surprised if other architectures didn't have some
other subtle issues here. We've never accessed the page tables without
locking before, so we've only had races with hardware, never software.
Linus
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next prev parent reply other threads:[~2008-04-17 18:28 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-28 2:54 [patch 0/2]: lockless get_user_pages patchset Nick Piggin
2008-03-28 2:55 ` [patch 1/2]: x86: implement pte_special Nick Piggin
2008-03-28 3:23 ` David Miller, Nick Piggin
2008-03-28 3:31 ` Nick Piggin
2008-03-28 3:44 ` David Miller, Nick Piggin
2008-03-28 4:04 ` Nick Piggin
2008-03-28 4:09 ` David Miller, Nick Piggin
2008-03-28 4:15 ` Nick Piggin
2008-03-28 4:16 ` David Miller, Nick Piggin
2008-03-28 4:19 ` Nick Piggin
2008-03-28 4:17 ` Nick Piggin
2008-03-28 3:00 ` [patch 2/2]: introduce fast_gup Nick Piggin
2008-03-28 10:01 ` Jens Axboe
2008-04-17 15:03 ` Peter Zijlstra
2008-04-17 15:25 ` Linus Torvalds
2008-04-17 16:12 ` Peter Zijlstra
2008-04-17 16:18 ` Linus Torvalds
2008-04-17 16:35 ` Peter Zijlstra
2008-04-17 16:40 ` Linus Torvalds
2008-04-17 17:23 ` Peter Zijlstra
2008-04-17 18:28 ` Linus Torvalds [this message]
2008-04-22 3:14 ` Nick Piggin
2008-04-18 6:31 ` Geert Uytterhoeven
2008-04-18 14:40 ` Linus Torvalds
2008-04-18 9:58 ` Jeremy Fitzhardinge
2008-04-21 12:00 ` Avi Kivity
2008-04-21 12:30 ` Peter Zijlstra
2008-04-21 13:26 ` Avi Kivity
2008-04-21 14:35 ` Peter Zijlstra
2008-04-22 3:23 ` Nick Piggin
2008-04-22 7:19 ` Avi Kivity
2008-04-22 8:07 ` Ingo Molnar
2008-04-22 9:42 ` Peter Zijlstra
2008-04-22 9:46 ` Nick Piggin
2008-05-14 18:33 ` Dave Kleikamp
2008-05-15 1:13 ` Nick Piggin
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