From: steve.capper@linaro•org (Steve Capper)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH V2 0/3] PTE fixes for arm and arm64
Date: Wed, 26 Mar 2014 10:23:19 +0000 [thread overview]
Message-ID: <20140326102317.GA26040@linaro.org> (raw)
In-Reply-To: <1393328334-27285-1-git-send-email-steve.capper@linaro.org>
On Tue, Feb 25, 2014 at 11:38:51AM +0000, Steve Capper wrote:
> This series fixes a couple of problems that I have come across:
> 1) Some pte accessors for arm and arm64 can have their results
> cancelled out by a downcast. This is addressed by the first two
> patches.
>
> 2) On arm with LPAE it is impossible to distinguish between clean
> writable ptes and read only ptes. This is addressed by the third
> patch.
>
> As the third patch depends on the first patch, all three patches are
> bundled together in the same series.
>
> I have reviewed Will and Russell's patch:
> b6ccb9803e90 ("ARM: 7954/1: mm: remove remaining domain support
> from ARMv6")
> And I believe that the L_PTE_WRITE logic should be compatible with this
> patch. It applies cleanly and compiles; but I would be greatful if
> someone could please give it a test.
If there are no objections, I was going to put the following into
Russell's patch system:
arm: mm: Double logical invert for pte accessors
arm: mm: Switch back to L_PTE_WRITE
Cheers,
--
Steve
next prev parent reply other threads:[~2014-03-26 10:23 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-25 11:38 [PATCH V2 0/3] PTE fixes for arm and arm64 Steve Capper
2014-02-25 11:38 ` [PATCH V2 1/3] arm: mm: Double logical invert for pte accessors Steve Capper
2014-02-28 15:45 ` Catalin Marinas
2014-03-26 11:01 ` Catalin Marinas
2014-02-25 11:38 ` [PATCH V2 2/3] arm64: mm: Add double logical invert to " Steve Capper
2014-02-28 15:46 ` Catalin Marinas
2014-02-25 11:38 ` [PATCH V2 3/3] arm: mm: Switch back to L_PTE_WRITE Steve Capper
2014-03-26 11:00 ` Catalin Marinas
2014-02-25 15:22 ` [PATCH V2 0/3] PTE fixes for arm and arm64 Will Deacon
2014-02-25 17:08 ` Steve Capper
2014-03-26 10:23 ` Steve Capper [this message]
2014-03-26 11:01 ` Russell King - ARM Linux
2014-03-26 13:23 ` Steve Capper
2014-03-26 13:48 ` Russell King - ARM Linux
2014-03-27 10:01 ` Steve Capper
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