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x86/intel_rdt: Add info files to Documentation

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The content of the directories and files in the info directory of the
resctrl filesystem are not documented.

Add the missing bits and pieces.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Shaohua Li <shli@fb.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Thomas Gleixner 2016-11-07 11:58:12 +01:00
parent 53a114a690
commit 458b0d6e75
1 changed files with 19 additions and 0 deletions
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19
Documentation/x86/intel_rdt_ui.txt
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@ -17,6 +17,25 @@ mount options are:
"cdp": Enable code/data prioritization in L3 cache allocations.
Info directory
--------------
The 'info' directory contains information about the enabled
resources. Each resource has its own subdirectory. The subdirectory
names reflect the resource names. Each subdirectory contains the
following files:
"num_closids": The number of CLOSIDs which are valid for this
resource. The kernel uses the smallest number of
CLOSIDs of all enabled resources as limit.
"cbm_mask": The bitmask which is valid for this resource. This
mask is equivalent to 100%.
"min_cbm_bits": The minimum number of consecutive bits which must be
set when writing a mask.
Resource groups
---------------
Resource groups are represented as directories in the resctrl file