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| author | Vikas Shivappa | 2017-04-08 02:33:57 +0200 |
|---|---|---|
| committer | Thomas Gleixner | 2017-04-14 16:10:09 +0200 |
| commit | 64e8ed3d4a6dcd6139a869a3e760e625cb0d3022 (patch) | |
| tree | b5b23d1788dc97344b32215fa801a2615ddd9498 /arch/x86/include/asm/intel_rdt.h | |
| parent | x86/intel_rdt: Make schemata file parsers resource specific (diff) | |
| download | kernel-qcow2-linux-64e8ed3d4a6dcd6139a869a3e760e625cb0d3022.tar.gz kernel-qcow2-linux-64e8ed3d4a6dcd6139a869a3e760e625cb0d3022.tar.xz kernel-qcow2-linux-64e8ed3d4a6dcd6139a869a3e760e625cb0d3022.zip | |
x86/intel_rdt/mba: Add schemata file support for MBA
Add support to update the MBA bandwidth values for the domains via the
schemata file.
- Verify that the bandwidth value is valid
- Round to the next control step depending on the bandwidth granularity of
the hardware
- Convert the bandwidth to delay values and write the delay values to
the corresponding domain PQOS_MSRs.
[ tglx: Massaged changelog ]
Signed-off-by: Vikas Shivappa <vikas.shivappa@linux.intel.com>
Cc: ravi.v.shankar@intel.com
Cc: tony.luck@intel.com
Cc: fenghua.yu@intel.com
Cc: vikas.shivappa@intel.com
Link: http://lkml.kernel.org/r/1491611637-20417-9-git-send-email-vikas.shivappa@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/include/asm/intel_rdt.h')
| -rw-r--r-- | arch/x86/include/asm/intel_rdt.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/intel_rdt.h b/arch/x86/include/asm/intel_rdt.h index 4a9005766d96..bd184e1fd207 100644 --- a/arch/x86/include/asm/intel_rdt.h +++ b/arch/x86/include/asm/intel_rdt.h @@ -181,6 +181,7 @@ struct rdt_resource { void rdt_get_cache_infofile(struct rdt_resource *r); void rdt_get_mba_infofile(struct rdt_resource *r); int parse_cbm(char *buf, struct rdt_resource *r, struct rdt_domain *d); +int parse_bw(char *buf, struct rdt_resource *r, struct rdt_domain *d); extern struct mutex rdtgroup_mutex; |