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Thu, 14 Dec 2023 11:50:34 -0800 (PST) Date: Thu, 14 Dec 2023 11:50:33 -0800 From: Yury Norov To: Alexander Potapenko Cc: catalin.marinas@arm.com, will@kernel.org, pcc@google.com, andreyknvl@gmail.com, andriy.shevchenko@linux.intel.com, aleksander.lobakin@intel.com, linux@rasmusvillemoes.dk, alexandru.elisei@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, eugenis@google.com, syednwaris@gmail.com, william.gray@linaro.org Subject: Re: [PATCH v10-mte 2/7] lib/test_bitmap: add tests for bitmap_{read,write}() Message-ID: References: <20231214110639.2294687-1-glider@google.com> <20231214110639.2294687-3-glider@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231214110639.2294687-3-glider@google.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231214_115037_958078_787B7B9D X-CRM114-Status: GOOD ( 11.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 On Thu, Dec 14, 2023 at 12:06:34PM +0100, Alexander Potapenko wrote: > Add basic tests ensuring that values can be added at arbitrary positions > of the bitmap, including those spanning into the adjacent unsigned > longs. > > Two new performance tests, test_bitmap_read_perf() and > test_bitmap_write_perf(), can be used to assess future performance > improvements of bitmap_read() and bitmap_write(): > > [ 0.431119][ T1] test_bitmap: Time spent in test_bitmap_read_perf: 615253 > [ 0.433197][ T1] test_bitmap: Time spent in test_bitmap_write_perf: 916313 > > (numbers from a Intel(R) Xeon(R) Gold 6154 CPU @ 3.00GHz machine running > QEMU). > > Signed-off-by: Alexander Potapenko > Reviewed-by: Andy Shevchenko Acked-by: Yury Norov _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel