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From: Muchun Song In-Reply-To: <20251216114844.2126250-3-wangkefeng.wang@huawei.com> Date: Wed, 17 Dec 2025 10:45:23 +0800 Cc: Andrew Morton , David Hildenbrand , Oscar Salvador , linux-mm@kvack.org, sidhartha.kumar@oracle.com, jane.chu@oracle.com, Zi Yan , Vlastimil Babka , Brendan Jackman , Johannes Weiner , Matthew Wilcox , David Hildenbrand Content-Transfer-Encoding: 7bit Message-Id: References: <20251216114844.2126250-1-wangkefeng.wang@huawei.com> <20251216114844.2126250-3-wangkefeng.wang@huawei.com> To: Kefeng Wang X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: A33821C0014 X-Stat-Signature: 13qiyjf6q16kakw8r5mr8esae46k6p9i X-Rspam-User: X-HE-Tag: 1765939568-347877 X-HE-Meta: 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 iU7umwAH 9cbcBWWWS8oz5aaH3/FTvryAq0TolR2MCp55t5p30bn4O9IBqPq+ay5FT4sVIUyVV/P5AEXRyV0Kk8PZgXQAG6oI6vV52hGOncCIkEnfqZAmS3M9SRaddmMVoYILRnwwrwRP9FpQTEhLPqZ4K8ug4XmlDYv28D0KmYr3ggA5hXy8XPgsKQkvne9xWy2WDR/7WP819XpVVywoaIS1gAxtyOAnVCBgrtDiD5+iWsCiFttnz1qsU/0joCBkqqE7sx4a2IiwRseVjTo2dVqZu6lvWh+24tUQbT31Hxjq9oyu+Gn4hhs/2447w3HkNFUVsCGIcNaPTaPocpl2jSMY= 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 Dec 16, 2025, at 19:48, Kefeng Wang wrote: > > Factor out the splitting of non-compound page from make_alloc_exact() > and split_page() into a new helper function __split_page(). > > While at it, convert the VM_BUG_ON_PAGE() into a VM_WARN_ON_PAGE(). > > Acked-by: David Hildenbrand > Signed-off-by: Kefeng Wang Acked-by: Muchun Song Thanks.