From nobody Thu Apr 2 09:30:13 2026 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 2FD5B3A963A; Fri, 13 Mar 2026 14:47:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773413227; cv=none; b=kKa/KVyOwTRNxp/8zO4Ah3P0LHCu7wMRTOYblotUZ6mO+2BQvml3L6A0hOM3KZzV3ey3SShViUW81JDxIPlOxLul1iMR/gH12f4WkuE2L3PEiFXGV4Czz/wyW6xZxOmP9O2wGlADD/pKfMZOf0VvYIdmcC6kzowR8R3ydC6jGNk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773413227; c=relaxed/simple; bh=pyUTSmlc09KzVeNHkS3ebB3Bnif8iba8ZbFHhFpW9ZM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=poX4okkKz7OSrvHAG1flQkd88H9lYw25hfmN1ReztY+VP7T7tMLtNc9R4KchUpErbok4Ea//c6VylFmS+VFy07tOWeDJ2U3XfZgrZUl5S2dpn+hdXhNE+S5/EhTNC1lKBHJnWk6GE70maGx/hvutWEuw49ffZyy2M6oL82rXCl8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 993B42308; Fri, 13 Mar 2026 07:46:59 -0700 (PDT) Received: from e134344.cambridge.arm.com (e134344.arm.com [10.1.196.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id CD26E3F7BD; Fri, 13 Mar 2026 07:47:01 -0700 (PDT) From: Ben Horgan To: ben.horgan@arm.com Cc: amitsinght@marvell.com, baisheng.gao@unisoc.com, baolin.wang@linux.alibaba.com, carl@os.amperecomputing.com, dave.martin@arm.com, david@kernel.org, dfustini@baylibre.com, fenghuay@nvidia.com, gshan@redhat.com, james.morse@arm.com, jonathan.cameron@huawei.com, kobak@nvidia.com, lcherian@marvell.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, peternewman@google.com, punit.agrawal@oss.qualcomm.com, quic_jiles@quicinc.com, reinette.chatre@intel.com, rohit.mathew@arm.com, scott@os.amperecomputing.com, sdonthineni@nvidia.com, tan.shaopeng@fujitsu.com, xhao@linux.alibaba.com, catalin.marinas@arm.com, will@kernel.org, corbet@lwn.net, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, kvmarm@lists.linux.dev, zengheng4@huawei.com, linux-doc@vger.kernel.org, Shaopeng Tan Subject: [PATCH v6 08/40] arm64: mpam: Drop the CONFIG_EXPERT restriction Date: Fri, 13 Mar 2026 14:45:45 +0000 Message-ID: <20260313144617.3420416-9-ben.horgan@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260313144617.3420416-1-ben.horgan@arm.com> References: <20260313144617.3420416-1-ben.horgan@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" In anticipation of MPAM being useful remove the CONFIG_EXPERT restriction. Tested-by: Zeng Heng Tested-by: Punit Agrawal Reviewed-by: Zeng Heng Reviewed-by: Shaopeng Tan Reviewed-by: Jonathan Cameron Reviewed-by: Gavin Shan Acked-by: Catalin Marinas Signed-off-by: Ben Horgan Reviewed-by: James Morse --- arch/arm64/Kconfig | 2 +- drivers/resctrl/Kconfig | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index ecaaca13a969..3170c67464fb 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -2016,7 +2016,7 @@ config ARM64_TLB_RANGE =20 config ARM64_MPAM bool "Enable support for MPAM" - select ARM64_MPAM_DRIVER if EXPERT # does nothing yet + select ARM64_MPAM_DRIVER select ACPI_MPAM if ACPI help Memory System Resource Partitioning and Monitoring (MPAM) is an diff --git a/drivers/resctrl/Kconfig b/drivers/resctrl/Kconfig index c808e0470394..c34e059c6e41 100644 --- a/drivers/resctrl/Kconfig +++ b/drivers/resctrl/Kconfig @@ -1,6 +1,6 @@ menuconfig ARM64_MPAM_DRIVER bool "MPAM driver" - depends on ARM64 && ARM64_MPAM && EXPERT + depends on ARM64 && ARM64_MPAM help Memory System Resource Partitioning and Monitoring (MPAM) driver for System IP, e.g. caches and memory controllers. --=20 2.43.0