From: "H. Peter Anvin" <hpa@zytor.com>
To: Mark Salter <msalter@redhat.com>, linux-kernel@vger.kernel.org
Cc: linux-arch@vger.kernel.org, patches@linaro.org,
linux-mm@kvack.org, x86@kernel.org,
linux-arm-kernel@lists.infradead.org,
Andrew Morton <akpm@linux-foundation.org>,
Arnd Bergmann <arnd@arndb.de>, Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Russell King <linux@arm.linux.org.uk>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>
Subject: Re: [PATCH v2 1/5] mm: create generic early_ioremap() support
Date: Tue, 07 Jan 2014 15:11:48 -0800 [thread overview]
Message-ID: <52CC89B4.4060300@zytor.com> (raw)
In-Reply-To: <1389062120-31896-2-git-send-email-msalter@redhat.com>
On 01/06/2014 06:35 PM, Mark Salter wrote:
>
> There is one difference from the existing x86 implementation which
> should be noted. The generic early_memremap() function does not return
> an __iomem pointer and a new early_memunmap() function has been added
> to act as a wrapper for early_iounmap() but with a non __iomem pointer
> passed in. This is in line with the first patch of this series:
>
This makes a lot of sense. However, I would suggest that we preface the
patch series with a single patch changing the signature for the existing
x86 function, that way this change becomes bisectable.
-hpa
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WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Mark Salter <msalter@redhat.com>, linux-kernel@vger.kernel.org
Cc: linux-arch@vger.kernel.org, patches@linaro.org,
linux-mm@kvack.org, x86@kernel.org,
linux-arm-kernel@lists.infradead.org,
Andrew Morton <akpm@linux-foundation.org>,
Arnd Bergmann <arnd@arndb.de>, Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Russell King <linux@arm.linux.org.uk>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>
Subject: Re: [PATCH v2 1/5] mm: create generic early_ioremap() support
Date: Tue, 07 Jan 2014 15:11:48 -0800 [thread overview]
Message-ID: <52CC89B4.4060300@zytor.com> (raw)
Message-ID: <20140107231148.WkRKmxL0buDwu6k36PK6RSo_N_qcHrkSIATqALHIYnk@z> (raw)
In-Reply-To: <1389062120-31896-2-git-send-email-msalter@redhat.com>
On 01/06/2014 06:35 PM, Mark Salter wrote:
>
> There is one difference from the existing x86 implementation which
> should be noted. The generic early_memremap() function does not return
> an __iomem pointer and a new early_memunmap() function has been added
> to act as a wrapper for early_iounmap() but with a non __iomem pointer
> passed in. This is in line with the first patch of this series:
>
This makes a lot of sense. However, I would suggest that we preface the
patch series with a single patch changing the signature for the existing
x86 function, that way this change becomes bisectable.
-hpa
WARNING: multiple messages have this Message-ID (diff)
From: hpa@zytor.com (H. Peter Anvin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/5] mm: create generic early_ioremap() support
Date: Tue, 07 Jan 2014 15:11:48 -0800 [thread overview]
Message-ID: <52CC89B4.4060300@zytor.com> (raw)
In-Reply-To: <1389062120-31896-2-git-send-email-msalter@redhat.com>
On 01/06/2014 06:35 PM, Mark Salter wrote:
>
> There is one difference from the existing x86 implementation which
> should be noted. The generic early_memremap() function does not return
> an __iomem pointer and a new early_memunmap() function has been added
> to act as a wrapper for early_iounmap() but with a non __iomem pointer
> passed in. This is in line with the first patch of this series:
>
This makes a lot of sense. However, I would suggest that we preface the
patch series with a single patch changing the signature for the existing
x86 function, that way this change becomes bisectable.
-hpa
next prev parent reply other threads:[~2014-01-07 23:11 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-07 2:35 [PATCH v2 0/5] generic early_ioremap support Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` [PATCH v2 1/5] mm: create generic early_ioremap() support Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 15:25 ` Catalin Marinas
2014-01-07 15:25 ` Catalin Marinas
2014-01-07 15:25 ` Catalin Marinas
2014-01-07 23:11 ` H. Peter Anvin [this message]
2014-01-07 23:11 ` H. Peter Anvin
2014-01-07 23:11 ` H. Peter Anvin
2014-01-08 16:09 ` Mark Salter
2014-01-08 16:09 ` Mark Salter
2014-01-08 16:09 ` Mark Salter
2014-01-09 10:15 ` Matt Fleming
2014-01-09 10:15 ` Matt Fleming
2014-01-09 10:15 ` Matt Fleming
2014-01-07 2:35 ` [PATCH v2 2/5] x86: use generic early_ioremap Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` [PATCH v2 3/5] arm: add early_ioremap support Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 17:23 ` Catalin Marinas
2014-01-07 17:23 ` Catalin Marinas
2014-01-07 17:23 ` Catalin Marinas
2014-01-07 2:35 ` [PATCH v2 4/5] arm64: initialize pgprot info earlier in boot Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` [PATCH v2 5/5] arm64: add early_ioremap support Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 2:35 ` Mark Salter
2014-01-07 17:26 ` [PATCH v2 0/5] generic " Catalin Marinas
2014-01-07 17:26 ` Catalin Marinas
2014-01-07 17:26 ` Catalin Marinas
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