From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Busch Subject: [PATCHv2 10/12] Documentation/ABI: Add node cache attributes Date: Mon, 10 Dec 2018 18:03:08 -0700 Message-ID: <20181211010310.8551-11-keith.busch@intel.com> References: <20181211010310.8551-1-keith.busch@intel.com> Return-path: In-Reply-To: <20181211010310.8551-1-keith.busch@intel.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-mm@kvack.org Cc: Greg Kroah-Hartman , Rafael Wysocki , Dave Hansen , Dan Williams , Keith Busch List-Id: linux-acpi@vger.kernel.org Add the attributes for the system memory side caches. Signed-off-by: Keith Busch --- 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 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 +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 +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 +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 +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 +Description: + The cache write policy: 0 for write-back, 1 for write-through, + 2 for other or unknown. -- 2.14.4