linux-kernel - Re: [PATCH] mm/hugetlb: early exit from hugetlb_pages_alloc_boot() when max_huge

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7e88d01a-10bb-4edb-9010-f9c0bca31a46@redhat.com>
Date: Thu, 14 Aug 2025 11:01:40 +0200
From: David Hildenbrand <david@...hat.com>
To: lirongqing <lirongqing@...du.com>, muchun.song@...ux.dev,
 osalvador@...e.de, akpm@...ux-foundation.org, linux-mm@...ck.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/hugetlb: early exit from hugetlb_pages_alloc_boot()
 when max_huge_pages=0

On 14.08.25 10:29, lirongqing wrote:
> From: Li RongQing <lirongqing@...du.com>
> 
> Optimize hugetlb_pages_alloc_boot() to return immediately when
> max_huge_pages is 0, saving cycles when hugepages aren't configured
> in the kernel command line.

Do we really care?

-- 
Cheers

David / dhildenb