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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> <20260825084608.47437-3-songmuchun@bytedance.com> From: Qi Zheng In-Reply-To: <20260825084608.47437-3-songmuchun@bytedance.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 3D2F1A0003 X-Stat-Signature: ydxdfmiwkg4r5t3zxdpob34y8ygsq1pa X-Rspam-User: X-Rspamd-Server: rspam11 X-HE-Tag: 1787652356-490116 X-HE-Meta: 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 Cg8MAORp a6uTgcDWk1u2vZfy3t/UUHZ+0mXYkUeMTNa2A888+1wSVYxkdjhtCDkH0DINf1TlTaE0h+X6WfMcmfrBaKpp0hAiROtqZkYuFWC460QqhgRVUwrFpRHLyOd75RzjQ/Iv+xK+u//Nu8pCCZV7U+qou8BUi6X6kFSB676gCEIQP5dRNTZRdteTB5l2XIIqdxogofZ41Ckz3ewRxTyaKoTeU334/hSOSyPpzw+nr5iWHLgC2FRXgvTggawTYfEsPDzXFJNdZip/OTXZ9vZccfx+hHz4Hep4/GQKQTuyoM6kiLIJvSixyX/LeE/y8f6W7BBJyXmgewPN1r5GrkH0FAXvP2TGdGjqoiKVgrrbRTSR1eOzuYZr23lyaf7+imCoLHRkUzvRoI/BztXkZkINwNy3PA+xIVA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/25/26 4:45 PM, Muchun Song wrote: > The macros VMEMMAP_TAIL_MIN_ORDER and NR_VMEMMAP_TAILS describe the > order range where HVO can be applied, but their names tie that range to > the tail-page cache implementation. > > Rename them with a VMEMMAP_OPTIMIZATION prefix and use the new names in > the HVO paths. This makes the code describe the optimization requirements > rather than the tail-page cache implementation detail. > > No functional change intended. > > Signed-off-by: Muchun Song > Acked-by: Mike Rapoport (Microsoft) > --- > v3: > - Collect Acked-by from Mike Rapoport > > v2: > - Rename the macros with a VMEMMAP_OPTIMIZATION prefix (suggested by > Mike Rapoport) > - Drop intermediate optimized-folio size macros (suggested by Mike > Rapoport) > --- > include/linux/mmzone.h | 17 +++++++++-------- > mm/hugetlb.c | 4 ++-- > mm/hugetlb_vmemmap.c | 2 +- > mm/sparse-vmemmap.c | 4 ++-- > 4 files changed, 14 insertions(+), 13 deletions(-) > Acked-by: Qi Zheng Thanks, Qi