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Tue, 14 Oct 2025 19:33:42 +0800 (CST) Received: from dggpemf100008.china.huawei.com (unknown [7.185.36.138]) by mail.maildlp.com (Postfix) with ESMTPS id 48002180B66; Tue, 14 Oct 2025 19:34:02 +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; Tue, 14 Oct 2025 19:34:01 +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 v2 0/3] mm: some optimizations for prot numa Date: Tue, 14 Oct 2025 19:33:46 +0800 Message-ID: <20251014113349.2618158-1-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: kwepems200002.china.huawei.com (7.221.188.68) To dggpemf100008.china.huawei.com (7.185.36.138) X-Stat-Signature: o65gk3oor77zi38nhf8aqo7okyuj1i1a X-Rspamd-Queue-Id: A166CC0012 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1760441647-917541 X-HE-Meta: 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 yKGlKVpZ cIqUALSil4EUx14VStXuzPdTDzy9jJSs5KQJRYhgv5SQsC+hSovNS32EjKXRBEGjgT3ewHTvn9zSNeJfi0w4A3G/0Zsw4H2eGWf046MTCN2vSjWcakCRgZT4llZ/uL+vMZzeCoXkmof7joOyDyrrjjGI9ASwXOFSrb1R0cI+GSxAxSoLfVFnD6jGdkEn1+RXDi+ivpwNFpFXJuSQWL3LOI5C/jeWLc1BcIKxR3OqjJNhGh2J3ZgmYz8JMu31xcTs+hYMvn3fw5j91grhe83Zj/W0woCsVJfNpYWgH 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: 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_skip_prot_numa() for pmd folio mm/huge_memory.c | 21 ++++++---------- mm/internal.h | 2 ++ mm/mprotect.c | 63 +++++++++++++++++++++--------------------------- 3 files changed, 36 insertions(+), 50 deletions(-) -- 2.27.0