From: Vinod Koul <vkoul@kernel.org>
To: Yury Norov <yury.norov@gmail.com>
Cc: linux-kernel@vger.kernel.org, Fenghua Yu <fenghua.yu@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
dmaengine@vger.kernel.org, Jan Kara <jack@suse.cz>,
Mirsad Todorovac <mirsad.todorovac@alu.unizg.hr>,
Matthew Wilcox <willy@infradead.org>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>,
Alexey Klimov <klimov.linux@gmail.com>
Subject: Re: [PATCH 09/34] dmaengine: idxd: optimize perfmon_assign_event()
Date: Fri, 24 Nov 2023 17:45:50 +0530 [thread overview]
Message-ID: <ZWCT9sHhtTsx3u+t@matsya> (raw)
In-Reply-To: <20231118155105.25678-10-yury.norov@gmail.com>
On 18-11-23, 07:50, Yury Norov wrote:
> The function searches used_mask for a set bit in a for-loop bit by bit.
> We can do it faster by using atomic find_and_set_bit().
Acked-by: Vinod Koul <vkoul@kernel.org>
--
~Vinod
next prev parent reply other threads:[~2023-11-24 12:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-18 15:50 [PATCH 00/34] biops: add atomig find_bit() operations Yury Norov
2023-11-18 15:50 ` [PATCH 01/34] lib/find: add atomic find_bit() primitives Yury Norov
2023-11-18 16:23 ` Bart Van Assche
2023-11-18 15:50 ` [PATCH 09/34] dmaengine: idxd: optimize perfmon_assign_event() Yury Norov
2023-11-20 15:34 ` Dave Jiang
2023-11-24 12:15 ` Vinod Koul [this message]
2023-11-18 16:18 ` [PATCH 00/34] biops: add atomig find_bit() operations Bart Van Assche
2023-11-18 19:06 ` Sergey Shtylyov
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