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Wed, 15 Oct 2025 20:35:02 +0800 (CST) Received: from dggpemf100008.china.huawei.com (unknown [7.185.36.138]) by mail.maildlp.com (Postfix) with ESMTPS id D3EEA1400CA; Wed, 15 Oct 2025 20:35:22 +0800 (CST) Received: from localhost.localdomain (10.50.87.83) by dggpemf100008.china.huawei.com (7.185.36.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 15 Oct 2025 20:35:22 +0800 From: Kefeng Wang To: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , CC: Zi Yan , Baolin Wang , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , , Kefeng Wang Subject: [PATCH v3 0/3] mm: some optimizations for prot numa Date: Wed, 15 Oct 2025 20:35:13 +0800 Message-ID: <20251015123516.2703660-1-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.50.87.83] X-ClientProxiedBy: kwepems100002.china.huawei.com (7.221.188.206) To dggpemf100008.china.huawei.com (7.185.36.138) X-Rspamd-Queue-Id: 43C4B18000F X-Rspamd-Server: rspam11 X-Rspam-User: X-Stat-Signature: j3tok6wrqhzn1g7b3rab4gispudfcor8 X-HE-Tag: 1760531726-630969 X-HE-Meta: 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 72CmBqNJ qnja/EGxr+IOLQkw+2jXYNrhYXJYWgcElc3+AAqxjwUjMhedaSgqNuGNzUIi+6jqKyKE3pr5hN8TGfTlOekd+EWROmhmNGios7z/HrvjqhWIaqZ2OfPnB1l2FjIrS8MkQ/9+4PqpDHCgSTTBiri067Sao2owuwouFbc02HmoBAIVFzLlI5nvA4qwf0zdMjdtXjIJVmE57ODWF+2Dm9V2FvVlm6HLmkJaVi5FSm4iLRf/Ut1dCFudJkNCYz2/lUXVCG+NTuUDrTG2jupmytMi6XRTac31bulXp9Veo 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: v3: - use "&&" instead of "&" in patch2 - rename folio_skip_prot_numa() to folio_needs_prot_numa() and add kerneldoc - add RB v2: - update comments for pte_protnone() in patch2 - rename prot_numa_skip() to folio_skip_prot_numa() and cleanup it a bit - add RB/ACK Kefeng Wang (3): mm: mprotect: always skip dma pinned folio in prot_numa_skip() mm: mprotect: avoid unnecessary struct page accessing if pte_protnone() mm: huge_memory: use folio_needs_prot_numa() for pmd folio mm/huge_memory.c | 21 +++++--------- mm/internal.h | 2 ++ mm/mprotect.c | 72 ++++++++++++++++++++++++------------------------ 3 files changed, 45 insertions(+), 50 deletions(-) -- 2.27.0