linux-kernel - Re: [PATCH v5 1/3] selftests/lam: Move cpu_has

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Message-ID: <jedwquwueotqbxdecgilxcci7bl5olfxb5gsc65qlkce2wzgt3@xo4xmh2jpflf>
Date: Fri, 24 Jan 2025 21:29:10 +0100
From: Maciej Wieczor-Retman <maciej.wieczor-retman@...el.com>
To: Dave Hansen <dave.hansen@...el.com>
CC: <shuah@...nel.org>, <hpa@...or.com>, <x86@...nel.org>,
	<dave.hansen@...ux.intel.com>, <bp@...en8.de>, <mingo@...hat.com>,
	<tglx@...utronix.de>, <linux-kernel@...r.kernel.org>,
	<linux-kselftest@...r.kernel.org>, <kirill@...temov.name>, "Kirill A.
 Shutemov" <kirill.shutemov@...ux.intel.com>, Shuah Khan
	<skhan@...uxfoundation.org>
Subject: Re: [PATCH v5 1/3] selftests/lam: Move cpu_has_la57() to use cpuinfo
 flag

On 2025-01-24 at 21:17:22 +0100, Maciej Wieczor-Retman wrote:
>On 2025-01-24 at 08:14:41 -0800, Dave Hansen wrote:
>>On 11/27/24 09:35, Maciej Wieczor-Retman wrote:
>Sure, I'll try to find some other way.
>
>My previous tactic was to munmap() a high address and see if it works. Does that
>sound okay in case there isn't anything else would indicate la57 to userspace
>reliably?

Sorry, meant mmap() not munmap()

>
>>
>
>-- 
>Kind regards
>Maciej Wieczór-Retman

-- 
Kind regards
Maciej Wieczór-Retman