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2021-10-16perfmon: additional perf counters on icelakeRay Kinsella1-0/+30
The Intel Icelake uArch supports measuring up to 12 counters, comprised of 4 fixed and 8 general counters. Type: improvement Signed-off-by: Ray Kinsella <mdr@ashroe.eu> Change-Id: I68369ea55a0c95d6a4a280a464e69502bbf5474f
2021-08-20perfmon: fix perf event user page readBenoît Ganne1-45/+76
When mmap()-ing perf event in userspace, we must adhere to the kernel update protocol to read consistent values. Also, 'offset' is an offset to add to the counter value, not to apply to the PMC index. Type: fix Change-Id: I59106bb3a48185ff3fcb0d2f09097269a67bb6d6 Signed-off-by: Benoît Ganne <bganne@cisco.com>
2021-04-27perfmon: top down level 1 supportmdr781-13/+76
Adding perfmon node TMAM support on ICX. Type: improvement Signed-off-by: Ray Kinsella <mdr@ashroe.eu> Change-Id: I48a9a9ff6a72efc28eaf0cb11ef39fb62cebb126
2020-12-18perfmon: new perfmon pluginDamjan Marion1-0/+107
Type: feature Change-Id: I2c14f82393d11fc05c6d229f5c58603ab5c0f14d Signed-off-by: Damjan Marion <damarion@cisco.com>