From: Catalin Marinas <catalin.marinas@arm.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 4/4] arm64: compat: Add KUSER_HELPERS config option
Date: Tue, 2 Apr 2019 15:37:42 +0100 [thread overview]
Message-ID: <20190402143742.uargf3kudkeungk2@mbp> (raw)
In-Reply-To: <20190402111304.20825-5-vincenzo.frascino@arm.com>
On Tue, Apr 02, 2019 at 12:13:04PM +0100, Vincenzo Frascino wrote:
> diff --git a/arch/arm64/kernel/kuser32.S b/arch/arm64/kernel/kuser32.S
> index eeae9063bebd..8fc71adb9458 100644
> --- a/arch/arm64/kernel/kuser32.S
> +++ b/arch/arm64/kernel/kuser32.S
> @@ -6,10 +6,9 @@
> * Copyright (C) 2005-2011 Nicolas Pitre <nico@fluxnic.net>
> * Copyright (C) 2012-2018 ARM Ltd.
> *
> - * Each segment is 32-byte aligned and will be moved to the top of the high
> - * vector page. New segments (if ever needed) must be added in front of
> - * existing ones. This mechanism should be used only for things that are
> - * really small and justified, and not be abused freely.
> + * The kuser helpers below are mapped at a fixed address by
> + * aarch32_setup_additional_pages() ad are provided for compatibility
s/ad/and/
Otherwise:
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
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prev parent reply other threads:[~2019-04-02 14:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-02 11:13 [PATCH v2 0/4] arm64: compat: Add kuser helpers config option Vincenzo Frascino
2019-04-02 11:13 ` [PATCH v2 1/4] arm64: compat: Alloc separate pages for vectors and sigpage Vincenzo Frascino
2019-04-02 14:31 ` Catalin Marinas
2019-04-02 11:13 ` [PATCH v2 2/4] arm64: compat: Split kuser32 Vincenzo Frascino
2019-04-02 14:35 ` Catalin Marinas
2019-04-02 11:13 ` [PATCH v2 3/4] arm64: compat: Refactor aarch32_alloc_vdso_pages() Vincenzo Frascino
2019-04-02 14:20 ` Catalin Marinas
2019-04-02 14:36 ` Vincenzo Frascino
2019-04-02 11:13 ` [PATCH v2 4/4] arm64: compat: Add KUSER_HELPERS config option Vincenzo Frascino
2019-04-02 14:37 ` Catalin Marinas [this message]
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