linux-kernel - Re: [PATCH v2 16/17] memblock: implement for_each_reserved_mem_region() using __next_mem

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Date:   Wed, 5 Aug 2020 17:11:05 +0800
From:   Baoquan He <bhe@...hat.com>
To:     Mike Rapoport <rppt@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Andy Lutomirski <luto@...nel.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Borislav Petkov <bp@...en8.de>,
        Catalin Marinas <catalin.marinas@....com>,
        Christoph Hellwig <hch@....de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Emil Renner Berthing <kernel@...il.dk>,
        Ingo Molnar <mingo@...hat.com>,
        Hari Bathini <hbathini@...ux.ibm.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Max Filippov <jcmvbkbc@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Michal Simek <monstr@...str.eu>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Mackerras <paulus@...ba.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Russell King <linux@...linux.org.uk>,
        Stafford Horne <shorne@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Will Deacon <will@...nel.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        clang-built-linux@...glegroups.com,
        iommu@...ts.linux-foundation.org, linux-arch@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-c6x-dev@...ux-c6x.org,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-mm@...ck.org, linux-riscv@...ts.infradead.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        linux-xtensa@...ux-xtensa.org, linuxppc-dev@...ts.ozlabs.org,
        openrisc@...ts.librecores.org, sparclinux@...r.kernel.org,
        uclinux-h8-devel@...ts.sourceforge.jp, x86@...nel.org
Subject: Re: [PATCH v2 16/17] memblock: implement
 for_each_reserved_mem_region() using __next_mem_region()

On 08/02/20 at 07:36pm, Mike Rapoport wrote:
> From: Mike Rapoport <rppt@...ux.ibm.com>
> 
> Iteration over memblock.reserved with for_each_reserved_mem_region() used
> __next_reserved_mem_region() that implemented a subset of
> __next_mem_region().
> 
> Use __for_each_mem_range() and, essentially, __next_mem_region() with
> appropriate parameters to reduce code duplication.
> 
> While on it, rename for_each_reserved_mem_region() to
> for_each_reserved_mem_range() for consistency.
> 
> Signed-off-by: Mike Rapoport <rppt@...ux.ibm.com>
> ---
>  .clang-format                    |  2 +-
>  arch/arm64/kernel/setup.c        |  2 +-
>  drivers/irqchip/irq-gic-v3-its.c |  2 +-
>  include/linux/memblock.h         | 12 +++------
>  mm/memblock.c                    | 46 +++++++-------------------------
>  5 files changed, 17 insertions(+), 47 deletions(-)

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