linux-kernel - Re: [PATCH v2 0/2] kselftest/arm64: fp-stress signal delivery interval improvements

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Message-Id: <173100478595.985049.4978407619921174171.b4-ty@arm.com>
Date: Thu,  7 Nov 2024 18:39:50 +0000
From: Catalin Marinas <catalin.marinas@....com>
To: Will Deacon <will@...nel.org>,
	Shuah Khan <shuah@...nel.org>,
	Mark Brown <broonie@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2] kselftest/arm64: fp-stress signal delivery interval improvements

On Wed, 30 Oct 2024 00:02:01 +0000, Mark Brown wrote:
> One of the things that fp-stress does to stress the floating point
> context switching is send signals to the test threads it spawns.
> Currently we do this once per second but as suggested by Mark Rutland if
> we increase this we can improve the chances of triggering any issues
> with context switching the signal handling code.  Do a quick change to
> increase the rate of signal delivery, trying to avoid excessive impact
> on emulated platforms, and a further change to mitigate the impact that
> this creates during startup.
> 
> [...]

Applied to arm64 (for-next/kselftest), thanks!

[1/2] kselftest/arm64: Increase frequency of signal delivery in fp-stress
      https://git.kernel.org/arm64/c/a3590d71a1ac
[2/2] kselftest/arm64: Poll less often while waiting for fp-stress children
      https://git.kernel.org/arm64/c/161e9925053c

-- 
Catalin