x86/intel_rdt/cqm: Add CPU hotplug support

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Resource groups have a per domain directory under "mon_data". Add or
remove these directories as and when domains come online and go offline.
Also update the per cpu rmids and cache upon onlining and offlining
cpus.

Signed-off-by: Vikas Shivappa <vikas.shivappa@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: ravi.v.shankar@intel.com
Cc: tony.luck@intel.com
Cc: fenghua.yu@intel.com
Cc: peterz@infradead.org
Cc: eranian@google.com
Cc: vikas.shivappa@intel.com
Cc: ak@linux.intel.com
Cc: davidcc@google.com
Cc: reinette.chatre@intel.com
Link: http://lkml.kernel.org/r/1501017287-28083-26-git-send-email-vikas.shivappa@linux.intel.com

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Vikas Shivappa 2017-07-25 14:14:44 -07:00 • committed by Thomas Gleixner

parent 748b6b881c

commit 895c663ece

3 changed files with 90 additions and 7 deletions

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41

arch/x86/kernel/cpu/intel_rdt.c

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9

arch/x86/kernel/cpu/intel_rdt.h

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47

arch/x86/kernel/cpu/intel_rdt_rdtgroup.c

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