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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/5] ARMv6 and ARMv7 mm fixes
Date: Wed, 25 May 2011 21:52:49 +0100	[thread overview]
Message-ID: <20110525205249.GD24876@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <4DDD464F.2010508@codeaurora.org>

On Wed, May 25, 2011 at 11:11:27AM -0700, Stephen Boyd wrote:
> On 05/25/2011 05:50 AM, Will Deacon wrote:
> > I was planning to CC stable for patches 1 ("ARM: cache: ensure MVA is cacheline
> > aligned in flush_kern_dcache_area") and 4 ("ARM: mm: fix racy ASID rollover
> > broadcast on SMP platforms") as these affect existing v6 and v7 cores. The
> > remainder of the patches, although nice to have, only kick in on A15 as far as
> > I'm aware (due to aggressive caching of speculative level 1 entries).
> 
> Would it be appropriate to reorder the series then so patches 1 and 4
> come first?

I'm not entirely convinced (4) is the best solution yet, but that's
mainly becaues I've not thought about it enough yet.  1-3 look fine
though.

> > I was hoping for some acks/tested-bys before then since these changes affect a
> > lot of platforms and the code is fairly scary.
> 
> Yes the patches look scary. I could give it a test on MSM but I'm not
> even sure that will help much. Why didn't you Cc Russell on these patches?

I do tend to read about 90% of linux-arm-kernel, whether its cc'd to
me or not.  The cc doesn't really affect whether I read it or not.

  reply	other threads:[~2011-05-25 20:52 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-20 11:19 [PATCH 0/5] ARMv6 and ARMv7 mm fixes Will Deacon
2011-05-20 11:19 ` [PATCH 1/5] ARM: cache: ensure MVA is cacheline aligned in flush_kern_dcache_area Will Deacon
2011-05-20 11:19 ` [PATCH 2/5] ARM: mm: make TTBR1 always point to swapper_pg_dir on ARMv6/7 Will Deacon
2011-05-20 11:19 ` [PATCH 3/5] ARM: mm: use TTBR1 instead of reserved context ID Will Deacon
2011-05-20 11:19 ` [PATCH 4/5] ARM: mm: fix racy ASID rollover broadcast on SMP platforms Will Deacon
2011-05-20 11:19 ` [PATCH 5/5] ARM: mm: allow ASID 0 to be allocated to tasks Will Deacon
2011-05-24 21:59 ` [PATCH 0/5] ARMv6 and ARMv7 mm fixes Stephen Boyd
2011-05-25 12:50   ` Will Deacon
2011-05-25 18:11     ` Stephen Boyd
2011-05-25 20:52       ` Russell King - ARM Linux [this message]
2011-05-26 10:15         ` Will Deacon

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