From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D43D1204F85 for ; Wed, 8 Jan 2025 16:39:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736354359; cv=none; b=liXdESZipsM0l6MYMaViLFL24h8V629rVEfUmAJHS4UPUMFJieu2sAI+rfazfEf51WwxtOT2erani22QVzHIR8VXWudGPH51A+Hmf0CekDeeQp7I2Nj8+Dy2T9sEA3FKvVpgypUhPAIC88VDMCtvCJc5vSNX9sV7KoQJyRm4t5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736354359; c=relaxed/simple; bh=SDds+TK/lVD6ZkEFK1dg2wd8tfmdIW4fsQkO1c02vk4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=h7WfSu+TdZ9RW8BdM9Pyhb9v+8L8ro46znwrXcx5YWd1bpnUvBoEyw8aU+vxapJwMAHFs1sgDFBmDkT35HEjkKKcZ2lStdjBDFUBcuAGFuoFUSb9p6FKSusY4UFu1xMOMzJNtgo5BsWKkC9pnRh+kTOwi63n4jnUTXsQ2HAACXc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=sRef5+u4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="sRef5+u4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4C588C4CEDD; Wed, 8 Jan 2025 16:39:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736354359; bh=SDds+TK/lVD6ZkEFK1dg2wd8tfmdIW4fsQkO1c02vk4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sRef5+u4XYsOIrOiE/c9IkFwzvjEmC7T5+jLlwB4bED8tZiOFLD+sKqJcrS3RE+M3 2xbQTCqDJm86Dtgy2qOnDC+cTcf+bB+8w67xG6RT8A8avMwpeH7K2YBi1Pw4NdKspC S9Ku+7Qsm2u7VG1uAIgYJfqSXgdra+MDDho+oz3vTLgRGVPXd7hgl92yi/+kIjST/w /TKgJa8gjPx6axAN65R31NtNgD+eNpaZ2GPRJgjAzCaDipWmzC+uJdBBCI57VqZgzS QyAnVUskQ35/+JXrZOB7vzmHwqSN3K8T2HvbfKkG5hgpSQ4KcB+mBAlL/agie/wuNM D/m6LgUvtF0Hg== From: Will Deacon To: anshuman.khandual@arm.com, catalin.marinas@arm.com, Zhenhua Huang Cc: kernel-team@android.com, Will Deacon , ardb@kernel.org, ryan.roberts@arm.com, mark.rutland@arm.com, joey.gouly@arm.com, dave.hansen@linux.intel.com, akpm@linux-foundation.org, chenfeiyang@loongson.cn, chenhuacai@kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, quic_tingweiz@quicinc.com Subject: Re: [PATCH v3] arm64: mm: Test for pmd_sect() in vmemmap_check_pmd() Date: Wed, 8 Jan 2025 16:38:56 +0000 Message-Id: <173626870329.286960.5328606288066578023.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20250102074047.674156-1-quic_zhenhuah@quicinc.com> References: <20250102074047.674156-1-quic_zhenhuah@quicinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Thu, 02 Jan 2025 15:40:47 +0800, Zhenhua Huang wrote: > Commit 2045a3b8911b ("mm/sparse-vmemmap: generalise vmemmap_populate_hugepages()") > introduces the vmemmap_check_pmd() while does not verify if the entry is a > section mapping, as is already done for Loongarch & X86. > The update includes a check for pmd_sect(). Only if pmd_sect() returns true, > further vmemmap population for the addr is skipped. > > > [...] Applied to arm64 (for-next/mm), thanks! [1/1] arm64: mm: Test for pmd_sect() in vmemmap_check_pmd() https://git.kernel.org/arm64/c/9ab2601dc4c1 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev