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From: Andrew Morton <akpm@linux-foundation.org>
To: Zi Yan <ziy@nvidia.com>
Cc: linux-mm@kvack.org,
	"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	Ryan Roberts <ryan.roberts@arm.com>,
	Hugh Dickins <hughd@google.com>,
	David Hildenbrand <david@redhat.com>,
	Yang Shi <yang@os.amperecomputing.com>,
	Miaohe Lin <linmiaohe@huawei.com>,
	Kefeng Wang <wangkefeng.wang@huawei.com>,
	Yu Zhao <yuzhao@google.com>, John Hubbard <jhubbard@nvidia.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 0/7] Buddy allocator like (or non-uniform) folio split
Date: Thu, 6 Feb 2025 00:01:11 -0800	[thread overview]
Message-ID: <20250206000111.6c54e67d1933f8bbc01a46cd@linux-foundation.org> (raw)
In-Reply-To: <20250205031417.1771278-1-ziy@nvidia.com>

On Tue,  4 Feb 2025 22:14:10 -0500 Zi Yan <ziy@nvidia.com> wrote:

> This patchset adds a new buddy allocator like (or non-uniform) large folio
> split to reduce the total number of after-split folios, the amount of memory
> needed for multi-index xarray split, and keep more large folios after a split.

It would be useful (vital, really) to provide some measurements which
help others understand the magnitude of these resource savings, please.


  parent reply	other threads:[~2025-02-06  8:01 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-05  3:14 Zi Yan
2025-02-05  3:14 ` [PATCH v6 1/7] mm/huge_memory: add two new (not yet used) functions for folio_split() Zi Yan
2025-02-05  3:14 ` [PATCH v6 2/7] mm/huge_memory: move folio split common code to __folio_split() Zi Yan
2025-02-05  3:14 ` [PATCH v6 3/7] mm/huge_memory: add buddy allocator like folio_split() Zi Yan
2025-02-05  3:14 ` [PATCH v6 4/7] mm/huge_memory: remove the old, unused __split_huge_page() Zi Yan
2025-02-05  3:14 ` [PATCH v6 5/7] mm/huge_memory: add folio_split() to debugfs testing interface Zi Yan
2025-02-05  3:14 ` [PATCH v6 6/7] mm/truncate: use buddy allocator like folio split for truncate operation Zi Yan
2025-02-05  3:14 ` [PATCH v6 7/7] selftests/mm: add tests for folio_split(), buddy allocator like split Zi Yan
2025-02-06  8:01 ` Andrew Morton [this message]
2025-02-07 14:11   ` [PATCH v6 0/7] Buddy allocator like (or non-uniform) folio split Zi Yan
2025-02-07 14:25     ` Matthew Wilcox
2025-02-07 14:35       ` Zi Yan
2025-02-07 15:00         ` Matthew Wilcox

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