MPAM changes for v7.3
Will Deacon
will at kernel.org
Sun Aug 2 05:12:20 PDT 2026
On Fri, 31 Jul 2026 18:52:37 +0100, Ben Horgan wrote:
> 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.
>
> [...]
Applied to arm64 (for-next/mpam), thanks!
[1/6] arm_mpam: resctrl: Pick classes for use as MBM counters
https://git.kernel.org/arm64/c/436d111d918a
[2/6] arm_mpam: resctrl: Pre-allocate assignable monitors
https://git.kernel.org/arm64/c/779cfd653168
[3/6] arm_mpam: resctrl: Add resctrl_arch_config_cntr() for ABMC use
https://git.kernel.org/arm64/c/6e0e538a75ce
[4/6] arm_mpam: resctrl: Add resctrl_arch_cntr_read() & resctrl_arch_reset_cntr()
https://git.kernel.org/arm64/c/a5ff6ef2d73e
[5/6] arm64: mpam: Add memory bandwidth usage (MBWU) documentation
https://git.kernel.org/arm64/c/6b4ee75215c9
[6/6] arm_mpam: Apply T241-MPAM-6 to 63-bit counters
https://git.kernel.org/arm64/c/2c43aced9be3
It looks like you've been keeping an eye on the Sashiko reviews, but
please can you double-check the open-comments on this posting?
https://sashiko.dev/#/patchset/20260731175243.904730-1-ben.horgan%40arm.com
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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