MPAM changes for v7.3
Ben Horgan
ben.horgan at arm.com
Fri Jul 31 10:52:37 PDT 2026
Hi Will,
Please find the MPAM changes for v7.3 in this collected series. I hope
this is more convenient than my last pull request for the fixes.
This combines the MPAM abmc emulation series and a fix for an Nvidia quirk which:
Make MPAM memory bandwidth counters usable by hooking them to resctrl's counter assignment
interface.
Fix a quirk in the MPAM bandwidth counting on an Nvidia to also apply to 63 bit counters.
The changes can also be found at:
git at git.gitlab.arm.com:linux-arm/linux-bh.git mpam_v7.3
Thanks,
Ben
Ben Horgan (2):
arm_mpam: resctrl: Pre-allocate assignable monitors
arm64: mpam: Add memory bandwidth usage (MBWU) documentation
James Morse (3):
arm_mpam: resctrl: Pick classes for use as MBM counters
arm_mpam: resctrl: Add resctrl_arch_config_cntr() for ABMC use
arm_mpam: resctrl: Add resctrl_arch_cntr_read() &
resctrl_arch_reset_cntr()
Shanker Donthineni (1):
arm_mpam: Apply T241-MPAM-6 to 63-bit counters
Documentation/arch/arm64/mpam.rst | 22 +++
drivers/resctrl/mpam_devices.c | 6 +-
drivers/resctrl/mpam_internal.h | 6 +-
drivers/resctrl/mpam_resctrl.c | 318 +++++++++++++++++++++++++++---
4 files changed, 325 insertions(+), 27 deletions(-)
--
2.43.0
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