[PATCH 0/3] arm_mpam: NRDY fixes

From: Ben Horgan

Date: Thu May 07 2026 - 11:33:45 EST


The detection of whether or not NRDY is hardware or software managed is
unreliable. Fix this a bit but don't rely on it.

Based on v7.1-rc2

Ben Horgan (3):
arm_mpam: Fix monitor instance selection when checking for hardware
NRDY
arm_mpam: Pretend that NRDY is always hardware managed
arm_mpam: Improve check for whether or not NRDY is hardware managed

drivers/resctrl/mpam_devices.c | 68 ++++++++++++++-------------------
drivers/resctrl/mpam_internal.h | 2 -
2 files changed, 29 insertions(+), 41 deletions(-)

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2.43.0