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[175.34.8.244]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b0835298acsm101110265ad.22.2026.03.22.23.41.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 22 Mar 2026 23:41:43 -0700 (PDT) Message-ID: <310ac0e6-6999-4969-b03b-a10564fc2901@redhat.com> Date: Mon, 23 Mar 2026 16:41:27 +1000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 16/40] arm_mpam: resctrl: Implement resctrl_arch_reset_all_ctrls() To: Ben Horgan 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, 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 References: <20260313144617.3420416-1-ben.horgan@arm.com> <20260313144617.3420416-17-ben.horgan@arm.com> Content-Language: en-US From: Gavin Shan In-Reply-To: <20260313144617.3420416-17-ben.horgan@arm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/14/26 12:45 AM, Ben Horgan wrote: > From: James Morse > > We already have a helper for resetting an mpam class and component. Hook > it up to resctrl_arch_reset_all_ctrls() and the domain offline path. > > Tested-by: Gavin Shan > Tested-by: Shaopeng Tan > Tested-by: Peter Newman > Tested-by: Zeng Heng > Tested-by: Punit Agrawal > Reviewed-by: Shaopeng Tan > Reviewed-by: Zeng Heng > Reviewed-by: Jonathan Cameron > Signed-off-by: James Morse > Signed-off-by: Ben Horgan > --- > Changes since v2: > Don't expose unlocked reset > > Changes since v3: > Don't use or expose mpam_reset_component_locked() > --- > drivers/resctrl/mpam_devices.c | 2 +- > drivers/resctrl/mpam_internal.h | 3 +++ > drivers/resctrl/mpam_resctrl.c | 13 +++++++++++++ > 3 files changed, 17 insertions(+), 1 deletion(-) > Reviewed-by: Gavin Shan