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b=OYdJTdxoo8OA3i59ZwD3m9762VjdIbo4AYo5UrE21o50afNAVHGkWkuY4LjRH0faR G+9k461XPQIos6rhbX/FQYzL52tTBFkwr0xD4M14umY1qLOvKLTmX4dG9mfzsC1GYu dNFuaTGXQiCclV3Pa3qr0HzmWT60evnKcjgD+nrY= Date: Wed, 7 Jan 2026 10:25:29 -0800 From: Andrew Morton To: Claudiu Beznea Cc: Kefeng Wang , David Hildenbrand , Oscar Salvador , Muchun Song , linux-mm@kvack.org, sidhartha.kumar@oracle.com, jane.chu@oracle.com, Zi Yan , Vlastimil Babka , Brendan Jackman , Johannes Weiner , Matthew Wilcox Subject: Re: [PATCH v5 mm-new 0/6] mm: hugetlb: allocate frozen gigantic folio Message-Id: <20260107102529.5dedd2a358cfc32e72347fa0@linux-foundation.org> In-Reply-To: <4211be25-3fc0-4395-9b24-a5ff0b3caa34@tuxon.dev> References: <20251230072422.265265-1-wangkefeng.wang@huawei.com> <4211be25-3fc0-4395-9b24-a5ff0b3caa34@tuxon.dev> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 25257120009 X-Stat-Signature: uqgyuc6a6cpa6gzwdnn6bf1u1doxwy98 X-Rspam-User: X-HE-Tag: 1767810330-790094 X-HE-Meta: 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 LCAV0On3 nuojuws4hG7DGE3Bs0ZmNFn1binqCOzUcHHj6/MfUdmYq+WPSw39h//asCpTZPoYas7AArZmw0eEHNNkt3UB4hOnky/nSPQAVQLK/y9iX2otK1KHPXNbYBuLihtGR2YV9N6LeH5/1zBI+iEnh8roXcxN23FsQI5LxEd6xFZIYeM+VNkWihSfHPPmzLpkseEpBo3lkC1g9GUq6JkRQnWiM3WidksgnA1XQh9XFZhFPxqvJu1+y83BNlXWDGRtGTVc7rrqx2TJxJiZ2sXn03+7BEtgrHA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, 7 Jan 2026 19:31:30 +0200 Claudiu Beznea wrote: > On 12/30/25 09:24, Kefeng Wang wrote: > > Introduce alloc_contig_frozen_pages() and cma_alloc_frozen_compound() > > which avoid atomic operation about page refcount, and then convert to > > allocate frozen gigantic folio by the new helpers in hugetlb to cleanup > > the alloc_gigantic_folio(). > > I'm seeing the following issues on the Renesas RZ/G3S SoC when doing > suspend to idle: Thanks. For now I'll move this series back into mm.git's mm-new branch, so it will no longer be published in linux-next.