From: Reinette Chatre <reinette.chatre@intel.com>
To: Tony Luck <tony.luck@intel.com>, Fenghua Yu <fenghuay@nvidia.com>,
"Maciej Wieczor-Retman" <maciej.wieczor-retman@intel.com>,
Peter Newman <peternewman@google.com>,
James Morse <james.morse@arm.com>,
Babu Moger <babu.moger@amd.com>,
Drew Fustini <dfustini@baylibre.com>,
Dave Martin <Dave.Martin@arm.com>, Chen Yu <yu.c.chen@intel.com>
Cc: <x86@kernel.org>, <linux-kernel@vger.kernel.org>,
<patches@lists.linux.dev>
Subject: Re: [PATCH v7 16/31] x86,fs/resctrl: Add and initialize rdt_resource for package scope core monitor
Date: Fri, 25 Jul 2025 16:36:24 -0700 [thread overview]
Message-ID: <bc7340be-9728-4938-9196-8bc48d56c068@intel.com> (raw)
In-Reply-To: <20250711235341.113933-17-tony.luck@intel.com>
Hi Tony,
In subject, should "core" be dropped?
On 7/11/25 4:53 PM, Tony Luck wrote:
> Add a new PERF_PKG resource and introduce package level scope for
> monitoring these events so that CPU hotplug notifiers can build domains
It is not obvious what "these events" refer to here.
> at the package granularity.
>
> Use the physical package ID available via topology_physical_package_id()
> to identify the monitoring domains with package level scope.
>
> This enables user space to use
> /sys/devices/system/cpu/cpuX/topology/physical_package_id
> to identify the monitoring domain a CPU is associated with.
Above two paragraphs can be merged?
>
> Signed-off-by: Tony Luck <tony.luck@intel.com>
> ---
Patch looks good.
Reinette
next prev parent reply other threads:[~2025-07-25 23:36 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-11 23:53 [PATCH v7 00/31] x86,fs/resctrl telemetry monitoring Tony Luck
2025-07-11 23:53 ` [PATCH v7 01/31] x86,fs/resctrl: Consolidate monitor event descriptions Tony Luck
2025-07-17 17:51 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 02/31] x86,fs/resctrl: Replace architecture event enabled checks Tony Luck
2025-07-11 23:53 ` [PATCH v7 03/31] x86/resctrl: Remove 'rdt_mon_features' global variable Tony Luck
2025-07-11 23:53 ` [PATCH v7 04/31] x86,fs/resctrl: Prepare for more monitor events Tony Luck
2025-07-11 23:53 ` [PATCH v7 05/31] x86,fs/resctrl: Improve domain type checking Tony Luck
2025-07-25 23:17 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 06/31] x86/resctrl: Move L3 initialization into new helper function Tony Luck
2025-07-25 23:21 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 07/31] x86,fs/resctrl: Refactor domain_remove_cpu_mon() ready for new domain types Tony Luck
2025-07-25 23:29 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 08/31] x86/resctrl: Clean up domain_remove_cpu_ctrl() Tony Luck
2025-07-25 23:22 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 09/31] x86,fs/resctrl: Use struct rdt_domain_hdr instead of struct rdt_mon_domain Tony Luck
2025-07-25 23:25 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 10/31] x86,fs/resctrl: Rename struct rdt_mon_domain and rdt_hw_mon_domain Tony Luck
2025-07-25 23:26 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 11/31] x86,fs/resctrl: Rename some L3 specific functions Tony Luck
2025-07-25 23:26 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 12/31] fs/resctrl: Make event details accessible to functions when reading events Tony Luck
2025-07-25 23:27 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 13/31] x86,fs/resctrl: Handle events that can be read from any CPU Tony Luck
2025-07-25 23:32 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 14/31] x86,fs/resctrl: Support binary fixed point event counters Tony Luck
2025-07-25 23:34 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 15/31] x86,fs/resctrl: Add an architectural hook called for each mount Tony Luck
2025-07-25 23:35 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 16/31] x86,fs/resctrl: Add and initialize rdt_resource for package scope core monitor Tony Luck
2025-07-25 23:36 ` Reinette Chatre [this message]
2025-07-11 23:53 ` [PATCH v7 17/31] x86/resctrl: Discover hardware telemetry events Tony Luck
2025-07-25 23:39 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 18/31] x86/resctrl: Count valid telemetry aggregators per package Tony Luck
2025-07-25 23:40 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 19/31] x86/resctrl: Complete telemetry event enumeration Tony Luck
2025-07-25 23:41 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 20/31] x86,fs/resctrl: Fill in details of events for guid 0x26696143 and 0x26557651 Tony Luck
2025-07-25 23:43 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 21/31] x86,fs/resctrl: Add architectural event pointer Tony Luck
2025-07-25 23:43 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 22/31] x86/resctrl: Read telemetry events Tony Luck
2025-07-25 23:45 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 23/31] x86/resctrl: Handle domain creation/deletion for RDT_RESOURCE_PERF_PKG Tony Luck
2025-07-25 23:46 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 24/31] x86/resctrl: Add energy/perf choices to rdt boot option Tony Luck
2025-07-25 23:46 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 25/31] x86/resctrl: Handle number of RMIDs supported by telemetry resources Tony Luck
2025-07-25 23:49 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 26/31] fs/resctrl: Fix life-cycle of closid_num_dirty_rmid Tony Luck
2025-07-25 23:51 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 27/31] x86,fs/resctrl: Move RMID initialization to first mount Tony Luck
2025-07-25 23:53 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 28/31] x86/resctrl: Enable RDT_RESOURCE_PERF_PKG Tony Luck
2025-07-25 23:54 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 29/31] fs/resctrl: Provide interface to create architecture specific debugfs area Tony Luck
2025-07-25 23:55 ` Reinette Chatre
2025-07-11 23:53 ` [PATCH v7 30/31] x86/resctrl: Add debugfs files to show telemetry aggregator status Tony Luck
2025-07-11 23:53 ` [PATCH v7 31/31] x86,fs/resctrl: Update Documentation for package events Tony Luck
2025-07-30 18:42 ` [PATCH v7 00/31] x86,fs/resctrl telemetry monitoring Moger, Babu
2025-07-30 20:27 ` Reinette Chatre
2025-07-30 22:05 ` Moger, Babu
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