linux-kernel - Re: [PATCH] coresight: Drop atomics in connection refcounts

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Message-Id: <173391229097.561442.2664501227957186728.b4-ty@arm.com>
Date: Wed, 11 Dec 2024 10:20:02 +0000
From: Suzuki K Poulose <suzuki.poulose@....com>
To: James Clark <james.clark@...aro.org>,
	mike.leach@...aro.org,
	coresight@...ts.linaro.org,
	yeoreum.yun@....com
Cc: Suzuki K Poulose <suzuki.poulose@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] coresight: Drop atomics in connection refcounts

On Thu, 28 Nov 2024 12:14:14 +0000, James Clark wrote:
> These belong to the device being enabled or disabled and are only ever
> used inside the device's spinlock. Remove the atomics to not imply that
> there are any other concurrent accesses.
> 
> If atomics were necessary I don't think they would have been enough
> anyway. There would be nothing to prevent an enable or disable running
> concurrently if not for the spinlock.
> 
> [...]

Applied, thanks!

[1/1] coresight: Drop atomics in connection refcounts
      https://git.kernel.org/coresight/c/5aec7c065fba0c56d6c1ea5d629395210f174be8

Best regards,
-- 
Suzuki K Poulose <suzuki.poulose@....com>