[PATCH v4 07/14] RISC-V: KVM: Add skeleton support for perf

Conor Dooley conor.dooley at microchip.com
Thu Feb 2 03:33:53 PST 2023


On Wed, Feb 01, 2023 at 03:12:43PM -0800, Atish Patra wrote:
> This patch only adds barebone structure of perf implementation. Most of
> the function returns zero at this point and will be implemented
> fully in the future.
> 
> Signed-off-by: Atish Patra <atishp at rivosinc.com>
> +/* Per virtual pmu counter data */
> +struct kvm_pmc {
> +	u8 idx;
> +	struct perf_event *perf_event;
> +	uint64_t counter_val;

CI also complained that here, and elsewhere, you used uint64_t rather
than u64. Am I missing a reason for not using the regular types?

Thanks,
Conor.

> +	union sbi_pmu_ctr_info cinfo;
> +	/* Event monitoring status */
> +	bool started;
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