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Date: Thu, 14 Dec 2023 11:50:33 -0800
From: Yury Norov <yury.norov@gmail.com>
To: Alexander Potapenko <glider@google.com>
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: <ZXtciaxTKFBiui/X@yury-ThinkPad>
References: <20231214110639.2294687-1-glider@google.com>
 <20231214110639.2294687-3-glider@google.com>
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In-Reply-To: <20231214110639.2294687-3-glider@google.com>

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 <glider@google.com>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
 
Acked-by: Yury Norov <yury.norov@gmail.com>