linux-kernel - Re: [PATCH v3] hugetlbfs: skip PMD unsharing when shareable lock unavailable

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Message-ID: <20251006141311.23645-1-kartikey406@gmail.com>
Date: Mon,  6 Oct 2025 19:43:11 +0530
From: Deepanshu Kartikey <kartikey406@...il.com>
To: osalvador@...e.de,
	broonie@...nel.org
Cc: muchun.song@...ux.dev,
	david@...hat.com,
	akpm@...ux-foundation.org,
	lorenzo.stoakes@...cle.com,
	Liam.Howlett@...cle.com,
	vbabka@...e.cz,
	rppt@...nel.org,
	surenb@...gle.com,
	mhocko@...e.com,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] hugetlbfs: skip PMD unsharing when shareable lock unavailable

Hi Oscar,

I agree - checking __vma_shareable_lock() directly in __unmap_hugepage_range() 
is cleaner and simpler. I'll send v4 with that approach shortly.

Thanks for the feedback.

Best regards,
Deepanshu