x86/intel_rdt/mba_sc: Enable/disable MBA software controller
Currently user does memory bandwidth allocation(MBA) by specifying the bandwidth in percentage via the resctrl schemata file: "/sys/fs/resctrl/schemata" Add a new mount option "mba_MBps" to enable the user to specify MBA in MBps: $mount -t resctrl resctrl [-o cdp[,cdpl2][mba_MBps]] /sys/fs/resctrl 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: vikas.shivappa@intel.com Cc: ak@linux.intel.com Cc: hpa@zytor.com Link: https://lkml.kernel.org/r/1524263781-14267-3-git-send-email-vikas.shivappa@linux.intel.com
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