Re: [PATCH net-next v5 02/21] lib/test_bitmap: add tests for bitmap_{read,write}()

Yury Norov
2024-02-28T16:14:01Z

On Thu, Feb 01, 2024 at 01:21:57PM +0100, Alexander Lobakin wrote:
> From: Alexander Potapenko <glider@google.com>
>
> 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>
> Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>

Signed-off-by: Yury Norov <yury.norov@gmail.com>