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: [PATCHv2 10/12] Documentation/ABI: Add node cache attributes
Date: Mon, 10 Dec 2018 18:03:08 -0700 [thread overview]
Message-ID: <20181211010310.8551-11-keith.busch@intel.com> (raw)
In-Reply-To: <20181211010310.8551-1-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 6cdb0643f9fd..63a757b8a29e 100644
--- a/Documentation/ABI/stable/sysfs-devices-node
+++ b/Documentation/ABI/stable/sysfs-devices-node
@@ -151,3 +151,37 @@ Contact: Keith Busch <keith.busch@intel.com>
Description:
Write latency in nanosecondss available to memory initiators
found in primary_cpu_nodemask.
+
+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
next prev parent reply other threads:[~2018-12-11 1:05 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-11 1:02 [PATCHv2 00/12] Heterogeneous memory node attributes Keith Busch
2018-12-11 1:02 ` [PATCHv2 01/12] acpi: Create subtable parsing infrastructure Keith Busch
2018-12-11 9:44 ` Rafael J. Wysocki
2018-12-19 23:19 ` Schmauss, Erik
2018-12-19 23:59 ` Dan Williams
2018-12-20 1:15 ` Schmauss, Erik
2018-12-20 8:57 ` Rafael J. Wysocki
2018-12-20 19:00 ` Schmauss, Erik
2018-12-20 19:00 ` Schmauss, Erik
2018-12-13 9:05 ` kbuild test robot
2018-12-19 22:10 ` kbuild test robot
2018-12-11 1:03 ` [PATCHv2 02/12] acpi/hmat: Parse and report heterogeneous memory Keith Busch
2018-12-11 6:03 ` Dan Williams
2018-12-11 16:55 ` Keith Busch
2018-12-11 20:29 ` Dan Williams
2018-12-11 20:44 ` Keith Busch
2018-12-11 22:50 ` Dan Williams
2018-12-11 1:03 ` [PATCHv2 03/12] node: Link memory nodes to their compute nodes Keith Busch
2018-12-11 1:03 ` [PATCHv2 04/12] Documentation/ABI: Add new node sysfs attributes Keith Busch
2018-12-11 1:03 ` [PATCHv2 05/12] acpi/hmat: Register processor domain to its memory Keith Busch
2018-12-11 1:03 ` [PATCHv2 06/12] node: Add heterogenous memory performance Keith Busch
2018-12-11 1:03 ` [PATCHv2 07/12] Documentation/ABI: Add node performance attributes Keith Busch
2018-12-11 1:03 ` [PATCHv2 08/12] acpi/hmat: Register " Keith Busch
2018-12-11 1:03 ` [PATCHv2 09/12] node: Add memory caching attributes Keith Busch
2018-12-11 1:03 ` Keith Busch [this message]
2018-12-11 1:03 ` [PATCHv2 11/12] acpi/hmat: Register memory side cache attributes Keith Busch
2018-12-11 1:03 ` [PATCHv2 12/12] doc/mm: New documentation for memory performance Keith Busch
2018-12-11 6:45 ` Mike Rapoport
2018-12-12 4:53 ` Aneesh Kumar K.V
2018-12-12 14:45 ` Keith Busch
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