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Howlett" , Suren Baghdasaryan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Muchun Song References: <20260825084608.47437-1-songmuchun@bytedance.com> <20260825084608.47437-15-songmuchun@bytedance.com> From: Qi Zheng In-Reply-To: <20260825084608.47437-15-songmuchun@bytedance.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: AE2D21A0007 X-Rspamd-Server: rspam07 X-Stat-Signature: zxt6b65wkr6gkqyjm1h3gihkmqjkmcu5 X-HE-Tag: 1787664545-574224 X-HE-Meta: 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 6ZSA3WVK e64aBqRIeHSjlijkHKey6E9UHcXxpF9UrpBcj8y0xoJOQfYd1xTB4HUMT9sH29xKKfEO9nRkEdC1RYilg9Y6oMKn721lQWQBfVrXBAb4CLPMsGcAh070djJaeAFia7dgNGMyNDztt4N4QmF1k0KRSNbasPQdMPxbtjcLgZ3vAoicBv7lNDpGdsLQgbyemq69OPGQ2bSnGtiob/kCS2BkSySfLVgmdFOqgolTD4m5pbYELAuDjiYYC5mnBGbuaojAUQTm86oFZgQ2jveR1l0ddYXsEsq6zkj3c2EdxQ6U4ROXhBzlgSv42LqwcVGB1iYbbvHSiziLgFOxMAgGnAdxFmtIYahfLATNAA2puIjm7O1TN3tkS+jzF0XWhQTWTsPQVJhF0tvhGeh9WmzL0Ceny/nNccJWoAy9lBhORoJH00YckqKOQ5hMW8OJNW5bXwYVLqjSV Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/25/26 4:46 PM, Muchun Song wrote: > The HUGE_BOOTMEM_HVO flag tracked whether a bootmem huge page had > already gone through the old early vmemmap optimization path. > > Now that HugeTLB uses section-based vmemmap optimization, that state is > already reflected in the section order. > > Remove HUGE_BOOTMEM_HVO and its helper, and use the section state > directly when deciding whether to mark a folio as vmemmap-optimized. > > Signed-off-by: Muchun Song > Acked-by: Mike Rapoport (Microsoft) > --- > v3: > - Use the order-based helper for the bootmem vmemmap-optimized check > > v2: > - Collect Acked-by from Mike Rapoport > --- > include/linux/hugetlb.h | 5 ++--- > mm/hugetlb.c | 12 +----------- > mm/hugetlb_vmemmap.c | 2 -- > 3 files changed, 3 insertions(+), 16 deletions(-) Acked-by: Qi Zheng Thanks, Qi