Re: [PATCH v3 06/23] trace-cmd: Add new trace-cmd clock tsc2nsec

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On Wed, 24 Mar 2021 15:04:01 +0200
"Tzvetomir Stoyanov (VMware)" <tz.stoyanov@xxxxxxxxx> wrote:

> +static void get_tsc_offset(struct common_record_context *ctx)
> +{
> +	struct buffer_instance *instance;
> +
> +	for_all_instances(instance) {
> +		if (is_guest(instance) || !instance->clock)
> +			return;
> +
> +		ctx->tsc2nsec.offset = get_clock_now(instance->clock);
> +		return;
> +	}
> +
> +	ctx->tsc2nsec.offset = get_clock_now(NULL);
> +}

Why is the above "return" and not "continue"?

It seems inconsistent depending on the order. If the first instance found
is a guest or does not have a clock set, then we don't get the tsc offset,
but if the first instance is something else we do, even if a guest or an
instance exists.

-- Steve


> +
>  /*
>   * This function contains common code for the following commands:
>   * record, start, stream, profile.



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