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[216.228.112.21]) by smtp.gmail.com with ESMTPSA id q140sm10315902pgq.7.2022.01.23.10.42.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 23 Jan 2022 10:42:12 -0800 (PST) From: Yury Norov To: Yury Norov , Andy Shevchenko , Rasmus Villemoes , Andrew Morton , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , Greg Kroah-Hartman , Peter Zijlstra , David Laight , Joe Perches , Dennis Zhou , Emil Renner Berthing , Nicholas Piggin , Matti Vaittinen , Alexey Klimov , linux-kernel@vger.kernel.org, Li Yang , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 46/54] soc: replace cpumask_weight with cpumask_weight_lt Date: Sun, 23 Jan 2022 10:39:17 -0800 Message-Id: <20220123183925.1052919-47-yury.norov@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220123183925.1052919-1-yury.norov@gmail.com> References: <20220123183925.1052919-1-yury.norov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" qman_test_stash() calls cpumask_weight() to compare the weight of cpumask with a given number. We can do it more efficiently with cpumask_weight_lt because conditional cpumask_weight may stop traversing the cpumask earlier, as soon as condition is met. Signed-off-by: Yury Norov --- drivers/soc/fsl/qbman/qman_test_stash.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/fsl/qbman/qman_test_stash.c b/drivers/soc/fsl/qbman/qman_test_stash.c index b7e8e5ec884c..28b08568a349 100644 --- a/drivers/soc/fsl/qbman/qman_test_stash.c +++ b/drivers/soc/fsl/qbman/qman_test_stash.c @@ -561,7 +561,7 @@ int qman_test_stash(void) { int err; - if (cpumask_weight(cpu_online_mask) < 2) { + if (cpumask_weight_lt(cpu_online_mask, 2)) { pr_info("%s(): skip - only 1 CPU\n", __func__); return 0; } -- 2.30.2