linux-kernel - Re: [PATCH v4 0/4] selftests/mm: virtual_address_range: Reduce memory usage and avoid VM

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Message-ID: <1ac24517-6f7b-4923-836f-2b4284a46a41@redhat.com>
Date: Tue, 14 Jan 2025 17:49:29 +0100
From: David Hildenbrand <david@...hat.com>
To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>,
 Andrew Morton <akpm@...ux-foundation.org>, Shuah Khan <shuah@...nel.org>,
 Dev Jain <dev.jain@....com>, Thomas Gleixner <tglx@...utronix.de>,
 Anshuman Khandual <khandual@...ux.vnet.ibm.com>
Cc: linux-mm@...ck.org, linux-kselftest@...r.kernel.org,
 linux-kernel@...r.kernel.org, kernel test robot <oliver.sang@...el.com>
Subject: Re: [PATCH v4 0/4] selftests/mm: virtual_address_range: Reduce memory
 usage and avoid VM_IO access

On 14.01.25 17:06, Thomas Weißschuh wrote:
> The selftest started failing since commit e93d2521b27f
> ("x86/vdso: Split virtual clock pages into dedicated mapping")
> was merged. While debugging I stumbled upon some memory usage
> optimizations.
> 
> With these test now runs on a VM with only 60MiB of memory.

60 MiB ? Crazy :)

-- 
Cheers,

David / dhildenb