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Wed, 05 Aug 2020 05:29:58 -0400 X-MC-Unique: ZnwKN9E9NxSzYumJ2rNNrw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 24BE680183C; Wed, 5 Aug 2020 09:29:53 +0000 (UTC) Received: from localhost (ovpn-12-71.pek2.redhat.com [10.72.12.71]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 068AF726A5; Wed, 5 Aug 2020 09:29:51 +0000 (UTC) Date: Wed, 5 Aug 2020 17:29:48 +0800 From: Baoquan He To: Mike Rapoport Subject: Re: [PATCH v2 17/17] memblock: use separate iterators for memory and reserved regions Message-ID: <20200805092948.GX10792@MiWiFi-R3L-srv> References: <20200802163601.8189-1-rppt@kernel.org> <20200802163601.8189-18-rppt@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200802163601.8189-18-rppt@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200805_053003_651025_CD935155 X-CRM114-Status: GOOD ( 19.19 ) 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 07:36pm, Mike Rapoport wrote: > From: Mike Rapoport > > for_each_memblock() is used to iterate over memblock.memory in > a few places that use data from memblock_region rather than the memory > ranges. > > Introduce separate for_each_mem_region() and for_each_reserved_mem_region() > to improve encapsulation of memblock internals from its users. > > Signed-off-by: Mike Rapoport > --- > .clang-format | 3 ++- > arch/arm64/kernel/setup.c | 2 +- > arch/arm64/mm/numa.c | 2 +- > arch/mips/netlogic/xlp/setup.c | 2 +- > arch/x86/mm/numa.c | 2 +- > include/linux/memblock.h | 19 ++++++++++++++++--- > mm/memblock.c | 4 ++-- > mm/page_alloc.c | 8 ++++---- > 8 files changed, 28 insertions(+), 14 deletions(-) > ... > diff --git a/include/linux/memblock.h b/include/linux/memblock.h > index 9e51b3fd4134..a6970e058bd7 100644 > --- a/include/linux/memblock.h > +++ b/include/linux/memblock.h > @@ -522,9 +522,22 @@ static inline unsigned long memblock_region_reserved_end_pfn(const struct memblo > return PFN_UP(reg->base + reg->size); > } > > -#define for_each_memblock(memblock_type, region) \ > - for (region = memblock.memblock_type.regions; \ > - region < (memblock.memblock_type.regions + memblock.memblock_type.cnt); \ > +/** > + * for_each_mem_region - itereate over registered memory regions ~~~~~~~~~~~~~~~~~ Wonder why emphasize 'registered' memory. Other than this confusion to me, this patch looks good. Reviewed-by: Baoquan He _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv