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Sat, 13 Jan 2024 16:48:16 +0800 (CST) Received: from huawei.com (10.175.113.32) by kwepemm600003.china.huawei.com (7.193.23.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Sat, 13 Jan 2024 16:48:15 +0800 From: Nanyong Sun To: , , , , , CC: , , , , , Subject: [PATCH v3 3/3] arm64: mm: Re-enable OPTIMIZE_HUGETLB_VMEMMAP Date: Sat, 13 Jan 2024 17:44:36 +0800 Message-ID: <20240113094436.2506396-4-sunnanyong@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240113094436.2506396-1-sunnanyong@huawei.com> References: <20240113094436.2506396-1-sunnanyong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.113.32] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemm600003.china.huawei.com (7.193.23.202) X-Rspamd-Queue-Id: 2FF7FC0008 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: afk77a5zswao3hnjbj48iubcjodnah9r X-HE-Tag: 1705135699-807213 X-HE-Meta: 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 YaeiEH/X kSSW9/C7PlcsiHDclD8yS0DEcpxsS9tIjrRcp2QC72R8573miFsdCm5kll50w7TJo2VBmMIgBQIj2+k17hgoKKZm215oMLNi79ZsRBR3hWBxu0scS6xlqcr0p4HYpZaluu+N4gk38QXa8YxH4g4mfwHel/Dg4f1Xe5CsY8TQIWClZr0iF18hKPMfsoyyX2G4az3MVeHZvMFEkWkMQwxkxKQVOAJVgkKS6o6qwah1q0lFadtOBsUKnHC8ZWSnhrdxmjfjX 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: Now update of vmemmap page table can follow the rule of break-before-make safely for arm64 architecture, re-enable HVO on arm64. Signed-off-by: Nanyong Sun Reviewed-by: Muchun Song --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 8f6cf1221b6a..bd37a7ed32f2 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -104,6 +104,7 @@ config ARM64 select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT select ARCH_WANT_FRAME_POINTERS select ARCH_WANT_HUGE_PMD_SHARE if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36) + select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP select ARCH_WANT_LD_ORPHAN_WARN select ARCH_WANTS_NO_INSTR select ARCH_WANTS_THP_SWAP if ARM64_4K_PAGES