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From: Roman Gushchin <roman.gushchin@linux.dev>
To: Frank van der Linden <fvdl@google.com>
Cc: linux-mm@kvack.org, muchun.song@linux.dev,
	akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm/hugetlb: align cma on allocation order, not demotion order
Date: Thu, 2 May 2024 09:45:33 -0700	[thread overview]
Message-ID: <ZjPDLZZ-raoO2mRy@P9FQF9L96D> (raw)
In-Reply-To: <20240430161437.2100295-1-fvdl@google.com>

On Tue, Apr 30, 2024 at 04:14:37PM +0000, Frank van der Linden wrote:
> Align the CMA area for hugetlb gigantic pages to their size, not the
> size that they can be demoted to. Otherwise there might be misaligned
> sections at the start and end of the CMA area that will never be used
> for hugetlb page allocations.
> 
> Signed-off-by: Frank van der Linden <fvdl@google.com>
> Cc: Roman Gushchin <roman.gushchin@linux.dev>
> Fixes: a01f43901cfb ("hugetlb: be sure to free demoted CMA pages to CMA")

Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>

Thanks!


  parent reply	other threads:[~2024-05-02 16:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-30 16:14 [PATCH] mm/hugetlb: align cma on allocation order, not demotion order Frank van der Linden
2024-04-30 16:20 ` Frank van der Linden
2024-05-02 13:15 ` David Hildenbrand
2024-05-02 17:27   ` Frank van der Linden
2024-05-02 16:45 ` Roman Gushchin [this message]
2024-05-08 10:13 ` Oscar Salvador

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