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Tue, 04 Aug 2020 23:57:25 -0400 X-MC-Unique: qwjgBZnQPM-_Txp2UuCA1g-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7FD12800138; Wed, 5 Aug 2020 03:57:20 +0000 (UTC) Received: from localhost (ovpn-12-71.pek2.redhat.com [10.72.12.71]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B719C87B38; Wed, 5 Aug 2020 03:57:18 +0000 (UTC) Date: Wed, 5 Aug 2020 11:57:15 +0800 From: Baoquan He To: Mike Rapoport Subject: Re: [PATCH v2 11/17] arch, mm: replace for_each_memblock() with for_each_mem_pfn_range() Message-ID: <20200805035715.GS10792@MiWiFi-R3L-srv> References: <20200802163601.8189-1-rppt@kernel.org> <20200802163601.8189-12-rppt@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200802163601.8189-12-rppt@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200804_235729_960111_385DC70E X-CRM114-Status: GOOD ( 16.86 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Emil Renner Berthing , linux-sh@vger.kernel.org, Peter Zijlstra , Benjamin Herrenschmidt , Dave Hansen , linux-mips@vger.kernel.org, Max Filippov , Paul Mackerras , sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, Will Deacon , Stafford Horne , Marek Szyprowski , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Michael Ellerman , x86@kernel.org, Russell King , Mike Rapoport , clang-built-linux@googlegroups.com, Ingo Molnar , linux-arm-kernel@lists.infradead.org, Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org, Borislav Petkov , Andy Lutomirski , Paul Walmsley , Thomas Gleixner , Hari Bathini , Michal Simek , linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Palmer Dabbelt , Andrew Morton , Christoph Hellwig Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 08/02/20 at 07:35pm, Mike Rapoport wrote: > From: Mike Rapoport > > 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 > --- > 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 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv