From: will.deacon@arm.com (Will Deacon)
To: linux-riscv@lists.infradead.org
Subject: [PATCH v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define
Date: Mon, 29 Oct 2018 17:53:04 +0000 [thread overview]
Message-ID: <20181029175303.GB16739@arm.com> (raw)
In-Reply-To: <20181015175702.9036-2-logang@deltatee.com>
Hi Logan,
On Mon, Oct 15, 2018 at 11:56:57AM -0600, Logan Gunthorpe wrote:
> This define is used by arm64 to calculate the size of the vmemmap
> region. It is defined as the log2 of the upper bound on the size
> of a struct page.
>
> We move it into mm_types.h so it can be defined properly instead of
> set and checked with a build bug. This also allows us to use the same
> define for riscv.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Christoph Hellwig <hch@lst.de>
> ---
> arch/arm64/include/asm/memory.h | 9 ---------
> arch/arm64/mm/init.c | 8 --------
> include/asm-generic/fixmap.h | 1 +
> include/linux/mm_types.h | 5 +++++
> 4 files changed, 6 insertions(+), 17 deletions(-)
This looks like a really good cleanup to me, thanks:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Logan Gunthorpe <logang@deltatee.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>,
Andrew Morton <akpm@linux-foundation.org>,
Arnd Bergmann <arnd@arndb.de>,
linux-sh@vger.kernel.org,
Catalin Marinas <catalin.marinas@arm.com>,
Palmer Dabbelt <palmer@sifive.com>,
linux-kernel@vger.kernel.org, Stephen Bates <sbates@raithlin.com>,
linux-mm@kvack.org, linux-riscv@lists.infradead.org,
Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define
Date: Mon, 29 Oct 2018 17:53:04 +0000 [thread overview]
Message-ID: <20181029175303.GB16739@arm.com> (raw)
Message-ID: <20181029175304.AuctVLVfP7cIWL_8M2q8nJL1ay8bXfPX1nilR_v5RCU@z> (raw)
In-Reply-To: <20181015175702.9036-2-logang@deltatee.com>
Hi Logan,
On Mon, Oct 15, 2018 at 11:56:57AM -0600, Logan Gunthorpe wrote:
> This define is used by arm64 to calculate the size of the vmemmap
> region. It is defined as the log2 of the upper bound on the size
> of a struct page.
>
> We move it into mm_types.h so it can be defined properly instead of
> set and checked with a build bug. This also allows us to use the same
> define for riscv.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Christoph Hellwig <hch@lst.de>
> ---
> arch/arm64/include/asm/memory.h | 9 ---------
> arch/arm64/mm/init.c | 8 --------
> include/asm-generic/fixmap.h | 1 +
> include/linux/mm_types.h | 5 +++++
> 4 files changed, 6 insertions(+), 17 deletions(-)
This looks like a really good cleanup to me, thanks:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
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WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define
Date: Mon, 29 Oct 2018 17:53:04 +0000 [thread overview]
Message-ID: <20181029175303.GB16739@arm.com> (raw)
In-Reply-To: <20181015175702.9036-2-logang@deltatee.com>
Hi Logan,
On Mon, Oct 15, 2018 at 11:56:57AM -0600, Logan Gunthorpe wrote:
> This define is used by arm64 to calculate the size of the vmemmap
> region. It is defined as the log2 of the upper bound on the size
> of a struct page.
>
> We move it into mm_types.h so it can be defined properly instead of
> set and checked with a build bug. This also allows us to use the same
> define for riscv.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Christoph Hellwig <hch@lst.de>
> ---
> arch/arm64/include/asm/memory.h | 9 ---------
> arch/arm64/mm/init.c | 8 --------
> include/asm-generic/fixmap.h | 1 +
> include/linux/mm_types.h | 5 +++++
> 4 files changed, 6 insertions(+), 17 deletions(-)
This looks like a really good cleanup to me, thanks:
Acked-by: Will Deacon <will.deacon@arm.com>
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 v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define
Date: Mon, 29 Oct 2018 17:53:04 +0000 [thread overview]
Message-ID: <20181029175303.GB16739@arm.com> (raw)
In-Reply-To: <20181015175702.9036-2-logang@deltatee.com>
Hi Logan,
On Mon, Oct 15, 2018 at 11:56:57AM -0600, Logan Gunthorpe wrote:
> This define is used by arm64 to calculate the size of the vmemmap
> region. It is defined as the log2 of the upper bound on the size
> of a struct page.
>
> We move it into mm_types.h so it can be defined properly instead of
> set and checked with a build bug. This also allows us to use the same
> define for riscv.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Christoph Hellwig <hch@lst.de>
> ---
> arch/arm64/include/asm/memory.h | 9 ---------
> arch/arm64/mm/init.c | 8 --------
> include/asm-generic/fixmap.h | 1 +
> include/linux/mm_types.h | 5 +++++
> 4 files changed, 6 insertions(+), 17 deletions(-)
This looks like a really good cleanup to me, thanks:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Logan Gunthorpe <logang@deltatee.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-riscv@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org,
Stephen Bates <sbates@raithlin.com>,
Palmer Dabbelt <palmer@sifive.com>,
Albert Ou <aou@eecs.berkeley.edu>, Christoph Hellwig <hch@lst.de>,
Andrew Morton <akpm@linux-foundation.org>,
Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define
Date: Mon, 29 Oct 2018 17:53:04 +0000 [thread overview]
Message-ID: <20181029175303.GB16739@arm.com> (raw)
In-Reply-To: <20181015175702.9036-2-logang@deltatee.com>
Hi Logan,
On Mon, Oct 15, 2018 at 11:56:57AM -0600, Logan Gunthorpe wrote:
> This define is used by arm64 to calculate the size of the vmemmap
> region. It is defined as the log2 of the upper bound on the size
> of a struct page.
>
> We move it into mm_types.h so it can be defined properly instead of
> set and checked with a build bug. This also allows us to use the same
> define for riscv.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Christoph Hellwig <hch@lst.de>
> ---
> arch/arm64/include/asm/memory.h | 9 ---------
> arch/arm64/mm/init.c | 8 --------
> include/asm-generic/fixmap.h | 1 +
> include/linux/mm_types.h | 5 +++++
> 4 files changed, 6 insertions(+), 17 deletions(-)
This looks like a really good cleanup to me, thanks:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
next prev parent reply other threads:[~2018-10-29 17:53 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-15 17:56 [PATCH v2 0/6] sparsemem support for RISC-V Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` [PATCH v2 1/6] mm: Introduce common STRUCT_PAGE_MAX_SHIFT define Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-29 17:53 ` Will Deacon [this message]
2018-10-29 17:53 ` Will Deacon
2018-10-29 17:53 ` Will Deacon
2018-10-29 17:53 ` Will Deacon
2018-10-29 17:53 ` Will Deacon
2018-10-15 17:56 ` [PATCH v2 2/6] mm/sparse: add common helper to mark all memblocks present Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` [PATCH v2 3/6] ARM: mm: make use of new memblocks_present() helper Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:56 ` Logan Gunthorpe
2018-10-15 17:57 ` [PATCH v2 4/6] arm64: " Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` [PATCH v2 5/6] sh: " Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` [PATCH v2 6/6] RISC-V: Implement sparsemem Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-10-15 17:57 ` Logan Gunthorpe
2018-12-17 14:59 ` Nick Kossifidis
2018-12-17 14:59 ` Nick Kossifidis
2018-12-17 14:59 ` Nick Kossifidis
2018-12-17 14:59 ` Nick Kossifidis
2018-12-17 16:50 ` Logan Gunthorpe
2018-12-17 16:50 ` Logan Gunthorpe
2018-12-17 16:50 ` Logan Gunthorpe
2018-12-17 16:50 ` Logan Gunthorpe
2018-10-16 0:04 ` [PATCH v2 0/6] sparsemem support for RISC-V Palmer Dabbelt
2018-10-16 0:04 ` Palmer Dabbelt
2018-10-16 0:04 ` Palmer Dabbelt
2018-10-16 0:04 ` Palmer Dabbelt
2018-10-16 0:04 ` Palmer Dabbelt
2018-10-16 0:04 ` Palmer Dabbelt
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