linux-kernel - Re: [PATCH v6 6/9] kselftest/arm64/mte: add address tag related macro and function

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Message-ID: <a2cf9241-12d2-484c-9066-de507c4717d8@sirena.org.uk>
Date: Wed, 11 Jun 2025 13:37:12 +0100
From: Mark Brown <broonie@...nel.org>
To: Yeo Reum Yun <YeoReum.Yun@....com>
Cc: Catalin Marinas <Catalin.Marinas@....com>,
	"pcc@...gle.com" <pcc@...gle.com>,
	"will@...nel.org" <will@...nel.org>,
	Anshuman Khandual <Anshuman.Khandual@....com>,
	Joey Gouly <Joey.Gouly@....com>,
	Yury Khrustalev <Yury.Khrustalev@....com>,
	"maz@...nel.org" <maz@...nel.org>,
	"oliver.upton@...ux.dev" <oliver.upton@...ux.dev>,
	"frederic@...nel.org" <frederic@...nel.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"surenb@...gle.com" <surenb@...gle.com>,
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: Re: [PATCH v6 6/9] kselftest/arm64/mte: add address tag related
 macro and function

On Wed, Jun 11, 2025 at 12:25:50PM +0000, Yeo Reum Yun wrote:

> You're right. but what I calling the every main() with srandom()
> seems weird for me.

> I think it would be better to call srandom() in mte_default_setup()
> which is called only one time in testcase...

That also works, just something that's called only once during setup
rather than repeatedly.

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