linux-kernel - Re: [PATCH 19/34] sfc: switch to using atomic find

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Date:   Tue, 21 Nov 2023 19:46:39 +0000
From:   Edward Cree <ecree.xilinx@...il.com>
To:     Yury Norov <yury.norov@...il.com>, linux-kernel@...r.kernel.org,
        Martin Habets <habetsm.xilinx@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        linux-net-drivers@....com
Cc:     Jan Kara <jack@...e.cz>,
        Mirsad Todorovac <mirsad.todorovac@....unizg.hr>,
        Matthew Wilcox <willy@...radead.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Maxim Kuvyrkov <maxim.kuvyrkov@...aro.org>,
        Alexey Klimov <klimov.linux@...il.com>
Subject: Re: [PATCH 19/34] sfc: switch to using atomic find_bit() API where
 appropriate

On 18/11/2023 15:50, Yury Norov wrote:
> SFC code traverses rps_slot_map and rxq_retry_mask bit by bit. We can do
> it better by using dedicated atomic find_bit() functions, because they
> skip already clear bits.
> 
> Signed-off-by: Yury Norov <yury.norov@...il.com>

Reviewed-by: Edward Cree <ecree.xilinx@...il.com>