From: Steve Capper <steve.capper@linaro.org>
To: Christopher Covington <cov@codeaurora.org>
Cc: linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, patches@linaro.org,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>, Michal Hocko <mhocko@suse.cz>,
Ken Chen <kenchen@google.com>, Mel Gorman <mgorman@suse.de>
Subject: Re: [RFC PATCH v2 08/11] ARM64: mm: Swap PTE_FILE and PTE_PROT_NONE bits.
Date: Thu, 9 May 2013 09:15:05 +0100 [thread overview]
Message-ID: <20130509081504.GA28545@linaro.org> (raw)
In-Reply-To: <518A7A9F.9080105@codeaurora.org>
On Wed, May 08, 2013 at 12:17:35PM -0400, Christopher Covington wrote:
> Hi Steve,
>
> On 05/08/2013 05:52 AM, Steve Capper wrote:
[...]
>
> > diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
>
[...]
>
> > @@ -306,8 +306,8 @@ extern pgd_t idmap_pg_dir[PTRS_PER_PGD];
> >
> > /*
> > * Encode and decode a file entry:
> > - * bits 0-1: present (must be zero)
> > - * bit 2: PTE_FILE
> > + * bits 0 & 2: present (must be zero)
>
> Consider using punctuation like "bits 0, 2" here to disambiguate from the
> binary and operation.
>
Hi Christopher,
Thanks, I now have:
bits 0, 2: present (must both be zero)
Cheers,
--
Steve
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next prev parent reply other threads:[~2013-05-09 8:15 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-08 9:52 [RFC PATCH v2 00/11] HugeTLB and THP support for ARM64 Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 01/11] mm: hugetlb: Copy huge_pmd_share from x86 to mm Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 02/11] x86: mm: Remove x86 version of huge_pmd_share Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 03/11] mm: hugetlb: Copy general hugetlb code from x86 to mm Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 04/11] x86: mm: Remove general hugetlb code from x86 Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 05/11] mm: thp: Correct the HPAGE_PMD_ORDER check Steve Capper
2013-05-08 12:44 ` Kirill A. Shutemov
2013-05-08 12:03 ` Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 06/11] ARM64: mm: Restore memblock limit when map_mem finished Steve Capper
2013-05-16 13:52 ` Catalin Marinas
2013-05-08 9:52 ` [RFC PATCH v2 07/11] ARM64: mm: Make PAGE_NONE pages read only and no-execute Steve Capper
2013-05-08 16:43 ` Will Deacon
2013-05-09 8:27 ` Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 08/11] ARM64: mm: Swap PTE_FILE and PTE_PROT_NONE bits Steve Capper
2013-05-08 16:17 ` Christopher Covington
2013-05-09 8:15 ` Steve Capper [this message]
2013-05-08 16:40 ` Will Deacon
2013-05-09 8:22 ` Steve Capper
2013-05-16 14:58 ` Catalin Marinas
2013-05-08 9:52 ` [RFC PATCH v2 09/11] ARM64: mm: HugeTLB support Steve Capper
2013-05-16 14:32 ` Catalin Marinas
2013-05-17 8:41 ` Steve Capper
2013-05-08 9:52 ` [RFC PATCH v2 10/11] ARM64: mm: Raise MAX_ORDER for 64KB pages and THP Steve Capper
2013-05-16 14:59 ` Catalin Marinas
2013-05-08 9:52 ` [RFC PATCH v2 11/11] ARM64: mm: THP support Steve Capper
2013-05-16 15:01 ` Catalin Marinas
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