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From: Keith Busch <keith.busch@intel.com>
To: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
	linux-mm@kvack.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rafael Wysocki <rafael@kernel.org>,
	Dave Hansen <dave.hansen@intel.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Keith Busch <keith.busch@intel.com>
Subject: [PATCHv3 11/13] Documentation/ABI: Add node cache attributes
Date: Wed,  9 Jan 2019 10:43:39 -0700	[thread overview]
Message-ID: <20190109174341.19818-12-keith.busch@intel.com> (raw)
In-Reply-To: <20190109174341.19818-1-keith.busch@intel.com>

Add the attributes for the system memory side caches.

Signed-off-by: Keith Busch <keith.busch@intel.com>
---
 Documentation/ABI/stable/sysfs-devices-node | 34 +++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node
index 74cfc80cabf6..e128464691f0 100644
--- a/Documentation/ABI/stable/sysfs-devices-node
+++ b/Documentation/ABI/stable/sysfs-devices-node
@@ -142,3 +142,37 @@ Contact:	Keith Busch <keith.busch@intel.com>
 Description:
 		This node's write latency in nanosecondss available to memory
 		initiators in nodes found in this class's initiators_nodelist.
+
+What:		/sys/devices/system/node/nodeX/side_cache/indexY/associativity
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The caches associativity: 0 for direct mapped, non-zero if
+		indexed.
+
+What:		/sys/devices/system/node/nodeX/side_cache/indexY/level
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		This cache's level in the memory hierarchy. Matches 'Y' in the
+		directory name.
+
+What:		/sys/devices/system/node/nodeX/side_cache/indexY/line_size
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The number of bytes accessed from the next cache level on a
+		cache miss.
+
+What:		/sys/devices/system/node/nodeX/side_cache/indexY/size
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The size of this memory side cache in bytes.
+
+What:		/sys/devices/system/node/nodeX/side_cache/indexY/write_policy
+Date:		December 2018
+Contact:	Keith Busch <keith.busch@intel.com>
+Description:
+		The cache write policy: 0 for write-back, 1 for write-through,
+		2 for other or unknown.
-- 
2.14.4

  parent reply	other threads:[~2019-01-09 17:43 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-09 17:43 [PATCHv3 00/13] Heterogeneuos memory node attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 01/13] acpi: Create subtable parsing infrastructure Keith Busch
2019-01-09 17:43 ` [PATCHv3 02/13] acpi: Add HMAT to generic parsing tables Keith Busch
2019-01-10 15:36   ` Rafael J. Wysocki
2019-01-10 15:36     ` Rafael J. Wysocki
2019-01-09 17:43 ` [PATCHv3 03/13] acpi/hmat: Parse and report heterogeneous memory Keith Busch
2019-01-10 15:42   ` Rafael J. Wysocki
2019-01-10 15:42     ` Rafael J. Wysocki
2019-01-15 17:07     ` Keith Busch
2019-01-15 18:36       ` Rafael J. Wysocki
2019-01-15 18:36         ` Rafael J. Wysocki
2019-01-09 17:43 ` [PATCHv3 04/13] node: Link memory nodes to their compute nodes Keith Busch
2019-01-09 17:43 ` [PATCHv3 05/13] Documentation/ABI: Add new node sysfs attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 06/13] acpi/hmat: Register processor domain to its memory Keith Busch
2019-01-09 17:43 ` [PATCHv3 07/13] node: Add heterogenous memory access attributes Keith Busch
2019-01-10 12:37   ` Aneesh Kumar K.V
2019-01-10 12:37     ` Aneesh Kumar K.V
2019-01-10 12:37     ` Aneesh Kumar K.V
2019-01-10 17:30     ` Keith Busch
2019-01-11 11:32       ` Jonathan Cameron
2019-01-11 11:32         ` Jonathan Cameron
2019-01-11 15:58         ` Keith Busch
2019-01-11 16:25           ` Dan Williams
2019-01-11 16:25             ` Dan Williams
2019-01-09 17:43 ` [PATCHv3 08/13] Documentation/ABI: Add node performance attributes Keith Busch
2019-01-13 23:10   ` Pavel Machek
2019-01-14 15:53     ` Keith Busch
2019-01-09 17:43 ` [PATCHv3 09/13] acpi/hmat: Register " Keith Busch
2019-01-09 17:43 ` [PATCHv3 10/13] node: Add memory caching attributes Keith Busch
2019-01-09 17:43 ` Keith Busch [this message]
2019-01-09 17:43 ` [PATCHv3 12/13] acpi/hmat: Register memory side cache attributes Keith Busch
2019-01-09 17:43 ` [PATCHv3 13/13] doc/mm: New documentation for memory performance Keith Busch
2019-01-13 11:42   ` Mike Rapoport
2019-01-14 15:53     ` Keith Busch

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