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[84.3.50.134]) by smtp.gmail.com with ESMTPSA id cf10sm460841ejb.4.2020.07.28.03.44.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Jul 2020 03:44:43 -0700 (PDT) Date: Tue, 28 Jul 2020 12:44:40 +0200 From: Ingo Molnar To: Mike Rapoport Subject: Re: [PATCH 14/15] x86/numa: remove redundant iteration over memblock.reserved Message-ID: <20200728104440.GA222284@gmail.com> References: <20200728051153.1590-1-rppt@kernel.org> <20200728051153.1590-15-rppt@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200728051153.1590-15-rppt@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200728_064445_519811_13F3BD73 X-CRM114-Status: GOOD ( 14.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: 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-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 , 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 , linux-arm-kernel@lists.infradead.org, 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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org * Mike Rapoport wrote: > From: Mike Rapoport > > numa_clear_kernel_node_hotplug() function first traverses numa_meminfo > regions to set node ID in memblock.reserved and than traverses > memblock.reserved to update reserved_nodemask to include node IDs that were > set in the first loop. > > Remove redundant traversal over memblock.reserved and update > reserved_nodemask while iterating over numa_meminfo. > > Signed-off-by: Mike Rapoport > --- > arch/x86/mm/numa.c | 26 ++++++++++---------------- > 1 file changed, 10 insertions(+), 16 deletions(-) I suspect you'd like to carry this in the -mm tree? Acked-by: Ingo Molnar Thanks, Ingo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel