[PATCH v3] arm64/arm: arm_pmuv3: perf: Don't truncate 64-bit registers

Catalin Marinas catalin.marinas at arm.com
Tue Nov 7 06:18:16 PST 2023


On Thu, 02 Nov 2023 11:30:12 -0700, Ilkka Koskinen wrote:
> The driver used to truncate several 64-bit registers such as PMCEID[n]
> registers used to describe whether architectural and microarchitectural
> events in range 0x4000-0x401f exist. Due to discarding the bits, the
> driver made the events invisible, even if they existed.
> 
> Moreover, PMCCFILTR and PMCR registers have additional bits in the upper
> 32 bits. This patch makes them available although they aren't currently
> used. Finally, functions handling PMXEVCNTR and PMXEVTYPER registers are
> removed as they not being used at all.
> 
> [...]

Applied to arm64 (for-next/core), thanks!

[1/1] arm64/arm: arm_pmuv3: perf: Don't truncate 64-bit registers
      https://git.kernel.org/arm64/c/403edfa43628

-- 
Catalin




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