From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 4/6] arm: add early_ioremap support
Date: Fri, 10 Jan 2014 12:40:29 -0800 [thread overview]
Message-ID: <52D05ABD.30904@codeaurora.org> (raw)
In-Reply-To: <1389325833-16535-5-git-send-email-msalter@redhat.com>
Just some minor nitpicks
On 01/09/14 19:50, Mark Salter wrote:
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index c1f1a7e..78a79a6a 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1842,6 +1842,17 @@ config UACCESS_WITH_MEMCPY
> However, if the CPU data cache is using a write-allocate mode,
> this option is unlikely to provide any performance gain.
>
> +config EARLY_IOREMAP
> + depends on MMU
> + bool "Provide early_ioremap() support for kernel initialization."
Please drop the full stop.
> + select GENERIC_EARLY_IOREMAP
> + help
> + Provide a mechanism for kernel initialisation code to temporarily
> + map, in a highmem-agnostic way, memory pages in before ioremap()
> + and friends are available (before paging_init() has run). It uses
> + the same virtual memory range as kmap so all early mappings must
> + be unapped before paging_init() is called.
s/unapped/unmapped/
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@codeaurora.org>
To: Mark Salter <msalter@redhat.com>, linux-kernel@vger.kernel.org
Cc: Russell King <linux@arm.linux.org.uk>,
Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 4/6] arm: add early_ioremap support
Date: Fri, 10 Jan 2014 12:40:29 -0800 [thread overview]
Message-ID: <52D05ABD.30904@codeaurora.org> (raw)
In-Reply-To: <1389325833-16535-5-git-send-email-msalter@redhat.com>
Just some minor nitpicks
On 01/09/14 19:50, Mark Salter wrote:
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index c1f1a7e..78a79a6a 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1842,6 +1842,17 @@ config UACCESS_WITH_MEMCPY
> However, if the CPU data cache is using a write-allocate mode,
> this option is unlikely to provide any performance gain.
>
> +config EARLY_IOREMAP
> + depends on MMU
> + bool "Provide early_ioremap() support for kernel initialization."
Please drop the full stop.
> + select GENERIC_EARLY_IOREMAP
> + help
> + Provide a mechanism for kernel initialisation code to temporarily
> + map, in a highmem-agnostic way, memory pages in before ioremap()
> + and friends are available (before paging_init() has run). It uses
> + the same virtual memory range as kmap so all early mappings must
> + be unapped before paging_init() is called.
s/unapped/unmapped/
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
next prev parent reply other threads:[~2014-01-10 20:40 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-10 3:50 [PATCH v3 0/6] generic early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 1/6] x86/mm: sparse warning fix for early_memremap Mark Salter
2014-01-10 3:50 ` [PATCH v3 2/6] mm: create generic early_ioremap() support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 3/6] x86: use generic early_ioremap Mark Salter
2014-01-10 3:50 ` [PATCH v3 4/6] arm: add early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 11:34 ` Russell King - ARM Linux
2014-01-10 11:34 ` Russell King - ARM Linux
2014-01-10 13:50 ` Mark Salter
2014-01-10 16:11 ` Rob Herring
2014-01-10 16:11 ` Rob Herring
2014-01-10 16:58 ` Catalin Marinas
2014-01-10 16:58 ` Catalin Marinas
2014-01-10 20:04 ` Rob Herring
2014-01-10 20:04 ` Rob Herring
2014-01-10 20:09 ` Rob Herring
2014-01-10 20:09 ` Rob Herring
2014-01-10 20:51 ` Mark Salter
2014-01-10 20:51 ` Mark Salter
2014-01-10 20:40 ` Stephen Boyd [this message]
2014-01-10 20:40 ` Stephen Boyd
2014-01-10 20:52 ` Mark Salter
2014-01-10 20:52 ` Mark Salter
2014-01-16 0:32 ` Laura Abbott
2014-01-16 0:32 ` Laura Abbott
2014-01-16 0:35 ` Russell King - ARM Linux
2014-01-16 0:35 ` Russell King - ARM Linux
2014-01-16 2:13 ` Mark Salter
2014-01-16 2:13 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 5/6] arm64: initialize pgprot info earlier in boot Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 6/6] arm64: add early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
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