From: Catalin Marinas <catalin.marinas@arm.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Will Deacon <will.deacon@arm.com>,
Mark Rutland <mark.rutland@arm.com>
Subject: Re: [PATCH] arm64/mm: Simplify protection flag creation for kernel huge mappings
Date: Tue, 4 Jun 2019 13:51:00 +0100 [thread overview]
Message-ID: <20190604125100.GC6610@arrakis.emea.arm.com> (raw)
In-Reply-To: <1558929495-19898-1-git-send-email-anshuman.khandual@arm.com>
On Mon, May 27, 2019 at 09:28:15AM +0530, Anshuman Khandual wrote:
> Even though they have got the same value, PMD_TYPE_SECT and PUD_TYPE_SECT
> get used for kernel huge mappings. But before that first the table bit gets
> cleared using leaf level PTE_TABLE_BIT. Though functionally they are same,
> we should use page table level specific macros to be consistent as per the
> MMU specifications. Create page table level specific wrappers for kernel
> huge mapping entries and just drop mk_sect_prot() which does not have any
> other user.
>
> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Mark Rutland <mark.rutland@arm.com>
Queued for 5.3. Thanks.
--
Catalin
prev parent reply other threads:[~2019-06-04 12:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-27 3:58 Anshuman Khandual
2019-06-04 12:51 ` Catalin Marinas [this message]
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