From 0ff8e080b18d1d2dbe5c866d5f31c27ab806a785 Mon Sep 17 00:00:00 2001 From: Fenghua Yu Date: Wed, 20 Dec 2017 14:57:19 -0800 Subject: x86/intel_rdt: Update documentation With more flag bits in /proc/cpuinfo for RDT, it's better to classify the bits for readability. Some previously missing bits are added as well. Signed-off-by: Fenghua Yu Signed-off-by: Thomas Gleixner Cc: "Ravi V Shankar" Cc: "Tony Luck" Cc: Vikas" Cc: Sai Praneeth" Cc: Reinette" Link: https://lkml.kernel.org/r/1513810644-78015-2-git-send-email-fenghua.yu@intel.com --- Documentation/x86/intel_rdt_ui.txt | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'Documentation') diff --git a/Documentation/x86/intel_rdt_ui.txt b/Documentation/x86/intel_rdt_ui.txt index 6851854..1ad77b1 100644 --- a/Documentation/x86/intel_rdt_ui.txt +++ b/Documentation/x86/intel_rdt_ui.txt @@ -7,7 +7,13 @@ Tony Luck Vikas Shivappa This feature is enabled by the CONFIG_INTEL_RDT Kconfig and the -X86 /proc/cpuinfo flag bits "rdt", "cqm", "cat_l3" and "cdp_l3". +X86 /proc/cpuinfo flag bits: +RDT (Resource Director Technology) Allocation - "rdt_a" +CAT (Cache Allocation Technology) - "cat_l3", "cat_l2" +CDP (Code and Data Prioritization ) - "cdp_l3" +CQM (Cache QoS Monitoring) - "cqm_llc", "cqm_occup_llc" +MBM (Memory Bandwidth Monitoring) - "cqm_mbm_total", "cqm_mbm_local" +MBA (Memory Bandwidth Allocation) - "mba" To use the feature mount the file system: -- cgit v1.1