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From: Will Deacon <will.deacon@arm.com>
To: David Daney <ddaney.cavm@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Mark Rutland <mark.rutland@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Tony Luck <tony.luck@intel.com>,
	Fenghua Yu <fenghua.yu@intel.com>,
	James Hogan <james.hogan@imgtec.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>,
	"David S. Miller" <davem@davemloft.net>,
	Chris Metcalf <cmetcalf@ezchip.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Arnd Bergmann <arnd@arndb.de>,
	linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
	linux-sh@vger.ker
Subject: Re: [PATCH 2/2] numa, mm, cleanup: remove redundant NODE_DATA macro from asm header files.
Date: Wed, 02 Mar 2016 02:15:50 +0000	[thread overview]
Message-ID: <20160302021550.GI14022@arm.com> (raw)
In-Reply-To: <1456358528-24213-3-git-send-email-ddaney.cavm@gmail.com>

On Wed, Feb 24, 2016 at 04:02:08PM -0800, David Daney wrote:
> From: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> 
> NODE_DATA is defined across multiple asm header files.
> Moving generic definition to asm-generic/mmzone.h to
> remove redundant definitions.
> 
> Reviewed-by: Robert Richter <rrichter@cavium.com>
> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> Signed-off-by: David Daney <david.daney@cavium.com>
> ---
>  arch/arm64/include/asm/mmzone.h   |  4 +---
>  arch/m32r/include/asm/mmzone.h    |  4 +---
>  arch/metag/include/asm/mmzone.h   |  4 +---
>  arch/powerpc/include/asm/mmzone.h |  8 ++------
>  arch/s390/include/asm/mmzone.h    |  6 +-----
>  arch/sh/include/asm/mmzone.h      |  4 +---
>  arch/sparc/include/asm/mmzone.h   |  6 ++----
>  arch/x86/include/asm/mmzone.h     |  3 +--
>  arch/x86/include/asm/mmzone_32.h  |  5 -----
>  arch/x86/include/asm/mmzone_64.h  | 17 -----------------
>  include/asm-generic/mmzone.h      | 24 ++++++++++++++++++++++++
>  11 files changed, 34 insertions(+), 51 deletions(-)
>  delete mode 100644 arch/x86/include/asm/mmzone_64.h
>  create mode 100644 include/asm-generic/mmzone.h
> 
> diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
> index a0de9e6..611a1cf 100644
> --- a/arch/arm64/include/asm/mmzone.h
> +++ b/arch/arm64/include/asm/mmzone.h
> @@ -4,9 +4,7 @@
>  #ifdef CONFIG_NUMA
>  
>  #include <asm/numa.h>
> -
> -extern struct pglist_data *node_data[];
> -#define NODE_DATA(nid)		(node_data[(nid)])
> +#include  <asm-generic/mmzone.h>
>  
>  #endif /* CONFIG_NUMA */
>  #endif /* __ASM_MMZONE_H */

Actually, we can remove the header file entirely and use a generic-y
line in Kbuild instead.

Will

WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: David Daney <ddaney.cavm@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Mark Rutland <mark.rutland@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Tony Luck <tony.luck@intel.com>,
	Fenghua Yu <fenghua.yu@intel.com>,
	James Hogan <james.hogan@imgtec.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>,
	"David S. Miller" <davem@davemloft.net>,
	Chris Metcalf <cmetcalf@ezchip.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Arnd Bergmann <arnd@arndb.de>,
	linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
	linux-sh@vger.kernel.org, sparclinux@vger.kernel.org,
	linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
	Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>,
	David Daney <david.daney@cavium.com>
Subject: Re: [PATCH 2/2] numa, mm, cleanup: remove redundant NODE_DATA macro from asm header files.
Date: Wed, 2 Mar 2016 02:15:50 +0000	[thread overview]
Message-ID: <20160302021550.GI14022@arm.com> (raw)
In-Reply-To: <1456358528-24213-3-git-send-email-ddaney.cavm@gmail.com>

On Wed, Feb 24, 2016 at 04:02:08PM -0800, David Daney wrote:
> From: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> 
> NODE_DATA is defined across multiple asm header files.
> Moving generic definition to asm-generic/mmzone.h to
> remove redundant definitions.
> 
> Reviewed-by: Robert Richter <rrichter@cavium.com>
> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> Signed-off-by: David Daney <david.daney@cavium.com>
> ---
>  arch/arm64/include/asm/mmzone.h   |  4 +---
>  arch/m32r/include/asm/mmzone.h    |  4 +---
>  arch/metag/include/asm/mmzone.h   |  4 +---
>  arch/powerpc/include/asm/mmzone.h |  8 ++------
>  arch/s390/include/asm/mmzone.h    |  6 +-----
>  arch/sh/include/asm/mmzone.h      |  4 +---
>  arch/sparc/include/asm/mmzone.h   |  6 ++----
>  arch/x86/include/asm/mmzone.h     |  3 +--
>  arch/x86/include/asm/mmzone_32.h  |  5 -----
>  arch/x86/include/asm/mmzone_64.h  | 17 -----------------
>  include/asm-generic/mmzone.h      | 24 ++++++++++++++++++++++++
>  11 files changed, 34 insertions(+), 51 deletions(-)
>  delete mode 100644 arch/x86/include/asm/mmzone_64.h
>  create mode 100644 include/asm-generic/mmzone.h
> 
> diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
> index a0de9e6..611a1cf 100644
> --- a/arch/arm64/include/asm/mmzone.h
> +++ b/arch/arm64/include/asm/mmzone.h
> @@ -4,9 +4,7 @@
>  #ifdef CONFIG_NUMA
>  
>  #include <asm/numa.h>
> -
> -extern struct pglist_data *node_data[];
> -#define NODE_DATA(nid)		(node_data[(nid)])
> +#include  <asm-generic/mmzone.h>
>  
>  #endif /* CONFIG_NUMA */
>  #endif /* __ASM_MMZONE_H */

Actually, we can remove the header file entirely and use a generic-y
line in Kbuild instead.

Will

WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: David Daney <ddaney.cavm@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Mark Rutland <mark.rutland@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Tony Luck <tony.luck@intel.com>,
	Fenghua Yu <fenghua.yu@intel.com>,
	James Hogan <james.hogan@imgtec.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>,
	"David S. Miller" <davem@davemloft.net>,
	Chris Metcalf <cmetcalf@ezchip.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Arnd Bergmann <arnd@arndb.de>,
	linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
	linux-sh@vger.ker
Subject: Re: [PATCH 2/2] numa, mm, cleanup: remove redundant NODE_DATA macro from asm header files.
Date: Wed, 2 Mar 2016 02:15:50 +0000	[thread overview]
Message-ID: <20160302021550.GI14022@arm.com> (raw)
In-Reply-To: <1456358528-24213-3-git-send-email-ddaney.cavm@gmail.com>

On Wed, Feb 24, 2016 at 04:02:08PM -0800, David Daney wrote:
> From: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> 
> NODE_DATA is defined across multiple asm header files.
> Moving generic definition to asm-generic/mmzone.h to
> remove redundant definitions.
> 
> Reviewed-by: Robert Richter <rrichter@cavium.com>
> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> Signed-off-by: David Daney <david.daney@cavium.com>
> ---
>  arch/arm64/include/asm/mmzone.h   |  4 +---
>  arch/m32r/include/asm/mmzone.h    |  4 +---
>  arch/metag/include/asm/mmzone.h   |  4 +---
>  arch/powerpc/include/asm/mmzone.h |  8 ++------
>  arch/s390/include/asm/mmzone.h    |  6 +-----
>  arch/sh/include/asm/mmzone.h      |  4 +---
>  arch/sparc/include/asm/mmzone.h   |  6 ++----
>  arch/x86/include/asm/mmzone.h     |  3 +--
>  arch/x86/include/asm/mmzone_32.h  |  5 -----
>  arch/x86/include/asm/mmzone_64.h  | 17 -----------------
>  include/asm-generic/mmzone.h      | 24 ++++++++++++++++++++++++
>  11 files changed, 34 insertions(+), 51 deletions(-)
>  delete mode 100644 arch/x86/include/asm/mmzone_64.h
>  create mode 100644 include/asm-generic/mmzone.h
> 
> diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
> index a0de9e6..611a1cf 100644
> --- a/arch/arm64/include/asm/mmzone.h
> +++ b/arch/arm64/include/asm/mmzone.h
> @@ -4,9 +4,7 @@
>  #ifdef CONFIG_NUMA
>  
>  #include <asm/numa.h>
> -
> -extern struct pglist_data *node_data[];
> -#define NODE_DATA(nid)		(node_data[(nid)])
> +#include  <asm-generic/mmzone.h>
>  
>  #endif /* CONFIG_NUMA */
>  #endif /* __ASM_MMZONE_H */

Actually, we can remove the header file entirely and use a generic-y
line in Kbuild instead.

Will

WARNING: multiple messages have this Message-ID (diff)
From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] numa, mm, cleanup: remove redundant NODE_DATA macro from asm header files.
Date: Wed, 2 Mar 2016 02:15:50 +0000	[thread overview]
Message-ID: <20160302021550.GI14022@arm.com> (raw)
In-Reply-To: <1456358528-24213-3-git-send-email-ddaney.cavm@gmail.com>

On Wed, Feb 24, 2016 at 04:02:08PM -0800, David Daney wrote:
> From: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> 
> NODE_DATA is defined across multiple asm header files.
> Moving generic definition to asm-generic/mmzone.h to
> remove redundant definitions.
> 
> Reviewed-by: Robert Richter <rrichter@cavium.com>
> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
> Signed-off-by: David Daney <david.daney@cavium.com>
> ---
>  arch/arm64/include/asm/mmzone.h   |  4 +---
>  arch/m32r/include/asm/mmzone.h    |  4 +---
>  arch/metag/include/asm/mmzone.h   |  4 +---
>  arch/powerpc/include/asm/mmzone.h |  8 ++------
>  arch/s390/include/asm/mmzone.h    |  6 +-----
>  arch/sh/include/asm/mmzone.h      |  4 +---
>  arch/sparc/include/asm/mmzone.h   |  6 ++----
>  arch/x86/include/asm/mmzone.h     |  3 +--
>  arch/x86/include/asm/mmzone_32.h  |  5 -----
>  arch/x86/include/asm/mmzone_64.h  | 17 -----------------
>  include/asm-generic/mmzone.h      | 24 ++++++++++++++++++++++++
>  11 files changed, 34 insertions(+), 51 deletions(-)
>  delete mode 100644 arch/x86/include/asm/mmzone_64.h
>  create mode 100644 include/asm-generic/mmzone.h
> 
> diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
> index a0de9e6..611a1cf 100644
> --- a/arch/arm64/include/asm/mmzone.h
> +++ b/arch/arm64/include/asm/mmzone.h
> @@ -4,9 +4,7 @@
>  #ifdef CONFIG_NUMA
>  
>  #include <asm/numa.h>
> -
> -extern struct pglist_data *node_data[];
> -#define NODE_DATA(nid)		(node_data[(nid)])
> +#include  <asm-generic/mmzone.h>
>  
>  #endif /* CONFIG_NUMA */
>  #endif /* __ASM_MMZONE_H */

Actually, we can remove the header file entirely and use a generic-y
line in Kbuild instead.

Will

  reply	other threads:[~2016-03-02  2:15 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-25  0:02 [PATCH 0/2] NUMA related header file cleanups David Daney
2016-02-25  0:02 ` David Daney
2016-02-25  0:02 ` David Daney
2016-02-25  0:02 ` David Daney
2016-02-25  0:02 ` [PATCH 1/2] topology, cleanup: Avoid redefinition of cpumask_of_pcibus in asm header files David Daney
2016-02-25  0:02   ` David Daney
2016-02-25  0:02   ` David Daney
2016-02-25  0:02   ` David Daney
2016-03-02  2:17   ` Will Deacon
2016-03-02  2:17     ` Will Deacon
2016-03-02  2:17     ` Will Deacon
2016-03-02  2:17     ` Will Deacon
2016-02-25  0:02 ` [PATCH 2/2] numa, mm, cleanup: remove redundant NODE_DATA macro from " David Daney
2016-02-25  0:02   ` David Daney
2016-02-25  0:02   ` David Daney
2016-02-25  0:02   ` David Daney
2016-03-02  2:15   ` Will Deacon [this message]
2016-03-02  2:15     ` Will Deacon
2016-03-02  2:15     ` Will Deacon
2016-03-02  2:15     ` Will Deacon

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