Message ID | 20211128035704.270739-9-yury.norov@gmail.com (mailing list archive) |
---|---|
State | Handled Elsewhere |
Headers | show
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Bottomley" <jejb@linux.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, "Paul E. McKenney" <paulmck@kernel.org>, "Rafael J. Wysocki" <rafael@kernel.org>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Alexey Klimov <aklimov@redhat.com>, Amitkumar Karwar <amitkarwar@gmail.com>, Andi Kleen <ak@linux.intel.com>, Andrew Lunn <andrew@lunn.ch>, Andrew Morton <akpm@linux-foundation.org>, Andy Gross <agross@kernel.org>, Andy Lutomirski <luto@kernel.org>, Andy Shevchenko <andy@infradead.org>, Anup Patel <anup.patel@wdc.com>, Ard Biesheuvel <ardb@kernel.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Arnd Bergmann <arnd@arndb.de>, Borislav Petkov <bp@alien8.de>, Catalin Marinas <catalin.marinas@arm.com>, Christoph Hellwig <hch@lst.de>, Christoph Lameter <cl@linux.com>, Daniel Vetter <daniel@ffwll.ch>, Dave Hansen <dave.hansen@linux.intel.com>, David Airlie <airlied@linux.ie>, David Laight <David.Laight@ACULAB.COM>, Dennis Zhou <dennis@kernel.org>, Dinh Nguyen <dinguyen@kernel.org>, Geetha sowjanya <gakula@marvell.com>, Geert Uytterhoeven <geert@linux-m68k.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Guo Ren <guoren@kernel.org>, Hans de Goede <hdegoede@redhat.com>, Heiko Carstens <hca@linux.ibm.com>, Ian Rogers <irogers@google.com>, Ingo Molnar <mingo@redhat.com>, Jakub Kicinski <kuba@kernel.org>, Jason Wessel <jason.wessel@windriver.com>, Jens Axboe <axboe@fb.com>, Jiri Olsa <jolsa@redhat.com>, Jonathan Cameron <jic23@kernel.org>, Juri Lelli <juri.lelli@redhat.com>, Kalle Valo <kvalo@codeaurora.org>, Kees Cook <keescook@chromium.org>, Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>, Lee Jones <lee.jones@linaro.org>, Marc Zyngier <maz@kernel.org>, Marcin Wojtas <mw@semihalf.com>, Mark Gross <markgross@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Matti Vaittinen <mazziesaccount@gmail.com>, Mauro Carvalho Chehab <mchehab@kernel.org>, Mel Gorman <mgorman@suse.de>, Michael Ellerman <mpe@ellerman.id.au>, Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>, Nicholas Piggin <npiggin@gmail.com>, Palmer Dabbelt <palmer@dabbelt.com>, Peter Zijlstra <peterz@infradead.org>, Petr Mladek <pmladek@suse.com>, Randy Dunlap <rdunlap@infradead.org>, Rasmus Villemoes <linux@rasmusvillemoes.dk>, Roy Pledge <Roy.Pledge@nxp.com>, Russell King <linux@armlinux.org.uk>, Saeed Mahameed <saeedm@nvidia.com>, Sagi Grimberg <sagi@grimberg.me>, Sergey Senozhatsky <senozhatsky@chromium.org>, Solomon Peachy <pizza@shaftnet.org>, Stephen Boyd <sboyd@kernel.org>, Stephen Rothwell <sfr@canb.auug.org.au>, Steven Rostedt <rostedt@goodmis.org>, Subbaraya Sundeep <sbhatta@marvell.com>, Sudeep Holla <sudeep.holla@arm.com>, Sunil Goutham <sgoutham@marvell.com>, Tariq Toukan <tariqt@nvidia.com>, Tejun Heo <tj@kernel.org>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Thomas Gleixner <tglx@linutronix.de>, Ulf Hansson <ulf.hansson@linaro.org>, Vincent Guittot <vincent.guittot@linaro.org>, Vineet Gupta <vgupta@kernel.org>, Viresh Kumar <viresh.kumar@linaro.org>, Vivien Didelot <vivien.didelot@gmail.com>, Vlastimil Babka <vbabka@suse.cz>, Will Deacon <will@kernel.org>, bcm-kernel-feedback-list@broadcom.com, kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-csky@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-snps-arc@lists.infradead.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH 8/9] lib/nodemask: add num_node_state_eq() Date: Sat, 27 Nov 2021 19:57:03 -0800 Message-Id: <20211128035704.270739-9-yury.norov@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211128035704.270739-1-yury.norov@gmail.com> References: <20211128035704.270739-1-yury.norov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Sun, 28 Nov 2021 17:23:17 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List <linuxppc-dev.lists.ozlabs.org> List-Unsubscribe: <https://lists.ozlabs.org/options/linuxppc-dev>, <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe> List-Archive: <http://lists.ozlabs.org/pipermail/linuxppc-dev/> List-Post: <mailto:linuxppc-dev@lists.ozlabs.org> List-Help: <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help> List-Subscribe: <https://lists.ozlabs.org/listinfo/linuxppc-dev>, <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe> Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" <linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org> |
Series |
lib/bitmap: optimize bitmap_weight() usage
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expand
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diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h index 3801ec5b06f4..b68ee2a80164 100644 --- a/include/linux/nodemask.h +++ b/include/linux/nodemask.h @@ -455,6 +455,11 @@ static inline int num_node_state(enum node_states state) return nodes_weight(node_states[state]); } +static inline int num_node_state_eq(enum node_states state, unsigned int num) +{ + return nodes_weight_eq(node_states[state], num); +} + #define for_each_node_state(__node, __state) \ for_each_node_mask((__node), node_states[__state]) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 91c1105a9efe..81d111155ffb 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -8323,7 +8323,7 @@ void __init page_alloc_init(void) int ret; #ifdef CONFIG_NUMA - if (num_node_state(N_MEMORY) == 1) + if (num_node_state_eq(N_MEMORY, 1)) hashdist = 0; #endif
Add num_node_state_eq() and replace num_node_state() with it in page_alloc_init(). Signed-off-by: Yury Norov <yury.norov@gmail.com> --- include/linux/nodemask.h | 5 +++++ mm/page_alloc.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-)