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Fri, 13 Mar 2026 09:36:21 -0700 (PDT) Received: from gpc ([2400:8902:e002:de08:5754:7dac:85df:935a]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-359fe40bed5sm9754313a91.5.2026.03.13.09.36.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Mar 2026 09:36:21 -0700 (PDT) From: hev X-Google-Original-From: hev To: usama.arif@linux.dev Cc: Liam.Howlett@oracle.com, ajd@linux.ibm.com, akpm@linux-foundation.org, anshuman.khandual@arm.com, apopple@nvidia.com, baohua@kernel.org, baolin.wang@linux.alibaba.com, brauner@kernel.org, catalin.marinas@arm.com, david@kernel.org, dev.jain@arm.com, hannes@cmpxchg.org, jack@suse.cz, kas@kernel.org, kees@kernel.org, kernel-team@meta.com, kevin.brodsky@arm.com, lance.yang@linux.dev, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, npache@redhat.com, rmclure@linux.ibm.com, ryan.roberts@arm.com, shakeel.butt@linux.dev, viro@zeniv.linux.org.uk, will@kernel.org, willy@infradead.org, ziy@nvidia.com, WANG Rui Subject: Re: [PATCH 0/4] arm64/mm: contpte-sized exec folios for 16K and 64K pages Date: Sat, 14 Mar 2026 00:35:57 +0800 Message-ID: <20260313163557.147948-1-git@hev.cc> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260310145406.3073394-1-usama.arif@linux.dev> References: <20260310145406.3073394-1-usama.arif@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 3D70640006 X-Stat-Signature: 1wanri8ay3aci14bp8irryc7d3gcwbe5 X-Rspam-User: X-HE-Tag: 1773419783-364830 X-HE-Meta: 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 xVOUmOoI 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: WANG Rui Hi, I ran a quick bench on RK3399: Binutils: 2.46 GCC: 15.2.1 (--enable-host-pie) Workload: building vmlinux from Linux v7.0-rc1 with allnoconfig. Base Patchset [1] Patchset [2] instructions 3,115,852,636,773 3,194,533,947,809 3,235,417,205,947 cpu-cycles 8,374,429,970,450 8,457,398,871,141 8,323,881,987,768 itlb-misses 9,250,336,037 8,033,415,293 2,946,152,935 ~ -13.16% ~ -68.15% time elapsed 610.51 s 605.12 s 593.83 s [1] https://lore.kernel.org/all/20260310145406.3073394-1-usama.arif@linux.dev [2] https://lore.kernel.org/linux-fsdevel/20260313005211.882831-1-r@hev.cc Should we prefer to PMD aligned here? Thanks, Rui