linux-riscv.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: Baoquan He <bhe@redhat.com>
To: Mike Rapoport <rppt@kernel.org>
Cc: Emil Renner Berthing <kernel@esmil.dk>,
	linux-sh@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	linux-mips@vger.kernel.org, Max Filippov <jcmvbkbc@gmail.com>,
	Paul Mackerras <paulus@samba.org>,
	sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org,
	Will Deacon <will@kernel.org>, Stafford Horne <shorne@gmail.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	linux-arch@vger.kernel.org, linux-s390@vger.kernel.org,
	linux-c6x-dev@linux-c6x.org,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Michael Ellerman <mpe@ellerman.id.au>,
	x86@kernel.org, Russell King <linux@armlinux.org.uk>,
	Mike Rapoport <rppt@linux.ibm.com>,
	clang-built-linux@googlegroups.com,
	Ingo Molnar <mingo@redhat.com>,
	linux-arm-kernel@lists.infradead.org,
	Catalin Marinas <catalin.marinas@arm.com>,
	uclinux-h8-devel@lists.sourceforge.jp,
	linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org,
	Borislav Petkov <bp@alien8.de>, Andy Lutomirski <luto@kernel.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Hari Bathini <hbathini@linux.ibm.com>,
	Michal Simek <monstr@monstr.eu>,
	linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH v2 11/17] arch, mm: replace for_each_memblock() with for_each_mem_pfn_range()
Date: Wed, 5 Aug 2020 11:57:15 +0800	[thread overview]
Message-ID: <20200805035715.GS10792@MiWiFi-R3L-srv> (raw)
In-Reply-To: <20200802163601.8189-12-rppt@kernel.org>

On 08/02/20 at 07:35pm, Mike Rapoport wrote:
> From: Mike Rapoport <rppt@linux.ibm.com>
> 
> There are several occurrences of the following pattern:
> 
> 	for_each_memblock(memory, reg) {
> 		start_pfn = memblock_region_memory_base_pfn(reg);
> 		end_pfn = memblock_region_memory_end_pfn(reg);
> 
> 		/* do something with start_pfn and end_pfn */
> 	}
> 
> Rather than iterate over all memblock.memory regions and each time query
> for their start and end PFNs, use for_each_mem_pfn_range() iterator to get
> simpler and clearer code.
> 
> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> ---
>  arch/arm/mm/init.c           | 11 ++++-------
>  arch/arm64/mm/init.c         | 11 ++++-------
>  arch/powerpc/kernel/fadump.c | 11 ++++++-----
>  arch/powerpc/mm/mem.c        | 15 ++++++++-------
>  arch/powerpc/mm/numa.c       |  7 ++-----
>  arch/s390/mm/page-states.c   |  6 ++----
>  arch/sh/mm/init.c            |  9 +++------
>  mm/memblock.c                |  6 ++----
>  mm/sparse.c                  | 10 ++++------
>  9 files changed, 35 insertions(+), 51 deletions(-)
> 

Reviewed-by: Baoquan He <bhe@redhat.com>


_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  reply	other threads:[~2020-08-05  3:57 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-02 16:35 [PATCH v2 00/17] memblock: seasonal cleaning^w cleanup Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 01/17] KVM: PPC: Book3S HV: simplify kvm_cma_reserve() Mike Rapoport
2020-08-04 13:53   ` Daniel Axtens
2020-08-02 16:35 ` [PATCH v2 02/17] dma-contiguous: simplify cma_early_percent_memory() Mike Rapoport
2020-08-05  3:50   ` Baoquan He
2020-08-02 16:35 ` [PATCH v2 03/17] arm, xtensa: simplify initialization of high memory pages Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 04/17] arm64: numa: simplify dummy_numa_init() Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 05/17] h8300, nds32, openrisc: simplify detection of memory extents Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 06/17] riscv: drop unneeded node initialization Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 07/17] mircoblaze: drop unneeded NUMA and sparsemem initializations Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 08/17] memblock: make for_each_memblock_type() iterator private Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 09/17] memblock: make memblock_debug and related functionality private Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 10/17] memblock: reduce number of parameters in for_each_mem_range() Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 11/17] arch, mm: replace for_each_memblock() with for_each_mem_pfn_range() Mike Rapoport
2020-08-05  3:57   ` Baoquan He [this message]
2020-08-02 16:35 ` [PATCH v2 12/17] arch, drivers: replace for_each_membock() with for_each_mem_range() Mike Rapoport
2020-08-05 11:00   ` Thomas Bogendoerfer
2020-08-02 16:35 ` [PATCH v2 13/17] x86/setup: simplify initrd relocation and reservation Mike Rapoport
2020-08-02 18:01   ` Ingo Molnar
2020-08-05  4:20   ` Baoquan He
2020-08-05  5:59     ` Mike Rapoport
2020-08-02 16:35 ` [PATCH v2 14/17] x86/setup: simplify reserve_crashkernel() Mike Rapoport
2020-08-02 18:02   ` Ingo Molnar
2020-08-05  6:00   ` Baoquan He
2020-08-02 16:35 ` [PATCH v2 15/17] memblock: remove unused memblock_mem_size() Mike Rapoport
2020-08-05  8:29   ` Baoquan He
2020-08-02 16:36 ` [PATCH v2 16/17] memblock: implement for_each_reserved_mem_region() using __next_mem_region() Mike Rapoport
2020-08-05  9:11   ` Baoquan He
2020-08-05 17:11   ` Miguel Ojeda
2020-08-02 16:36 ` [PATCH v2 17/17] memblock: use separate iterators for memory and reserved regions Mike Rapoport
2020-08-02 18:03   ` Ingo Molnar
2020-08-05  9:29   ` Baoquan He
2020-08-05 10:58   ` Thomas Bogendoerfer
2020-08-05 17:10   ` Miguel Ojeda

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200805035715.GS10792@MiWiFi-R3L-srv \
    --to=bhe@redhat.com \
    --cc=akpm@linux-foundation.org \
    --cc=benh@kernel.crashing.org \
    --cc=bp@alien8.de \
    --cc=catalin.marinas@arm.com \
    --cc=clang-built-linux@googlegroups.com \
    --cc=dave.hansen@linux.intel.com \
    --cc=hbathini@linux.ibm.com \
    --cc=hch@lst.de \
    --cc=iommu@lists.linux-foundation.org \
    --cc=jcmvbkbc@gmail.com \
    --cc=kernel@esmil.dk \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-c6x-dev@linux-c6x.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mips@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=linux-s390@vger.kernel.org \
    --cc=linux-sh@vger.kernel.org \
    --cc=linux-xtensa@linux-xtensa.org \
    --cc=linux@armlinux.org.uk \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=luto@kernel.org \
    --cc=m.szyprowski@samsung.com \
    --cc=mingo@redhat.com \
    --cc=monstr@monstr.eu \
    --cc=mpe@ellerman.id.au \
    --cc=openrisc@lists.librecores.org \
    --cc=palmer@dabbelt.com \
    --cc=paul.walmsley@sifive.com \
    --cc=paulus@samba.org \
    --cc=peterz@infradead.org \
    --cc=rppt@kernel.org \
    --cc=rppt@linux.ibm.com \
    --cc=shorne@gmail.com \
    --cc=sparclinux@vger.kernel.org \
    --cc=tglx@linutronix.de \
    --cc=uclinux-h8-devel@lists.sourceforge.jp \
    --cc=will@kernel.org \
    --cc=x86@kernel.org \
    --cc=ysato@users.sourceforge.jp \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).