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From: Andrew Jones <drjones@redhat.com>
To: Eric Auger <eric.auger@redhat.com>
Cc: kvm@vger.kernel.org, maz@kernel.org, qemu-devel@nongnu.org,
	qemu-arm@nongnu.org, andre.przywara@arm.com,
	andrew.murray@arm.com, kvmarm@lists.cs.columbia.edu,
	eric.auger.pro@gmail.com
Subject: Re: [kvm-unit-tests PATCH v2 2/9] arm: pmu: Let pmu tests take a sub-test parameter
Date: Thu, 5 Mar 2020 09:44:44 +0100
Message-ID: <20200305084444.jh5jr4hbuecfae73@kamzik.brq.redhat.com> (raw)
In-Reply-To: <20200130112510.15154-3-eric.auger@redhat.com>

On Thu, Jan 30, 2020 at 12:25:03PM +0100, Eric Auger wrote:
> As we intend to introduce more PMU tests, let's add
> a sub-test parameter that will allow to categorize
> them. Existing tests are in the cycle-counter category.
> 
> Signed-off-by: Eric Auger <eric.auger@redhat.com>
> ---
>  arm/pmu.c         | 24 +++++++++++++++---------
>  arm/unittests.cfg |  7 ++++---
>  2 files changed, 19 insertions(+), 12 deletions(-)
> 
> diff --git a/arm/pmu.c b/arm/pmu.c
> index d5a03a6..e5e012d 100644
> --- a/arm/pmu.c
> +++ b/arm/pmu.c
> @@ -287,22 +287,28 @@ int main(int argc, char *argv[])
>  {
>  	int cpi = 0;
>  
> -	if (argc > 1)
> -		cpi = atol(argv[1]);
> -
>  	if (!pmu_probe()) {
>  		printf("No PMU found, test skipped...\n");
>  		return report_summary();
>  	}
>  
> +	if (argc < 2)
> +		report_abort("no test specified");
> +
>  	report_prefix_push("pmu");
>  
> -	report(check_pmcr(), "Control register");
> -	report(check_cycles_increase(),
> -	       "Monotonically increasing cycle count");
> -	report(check_cpi(cpi), "Cycle/instruction ratio");
> -
> -	pmccntr64_test();
> +	if (strcmp(argv[1], "cycle-counter") == 0) {
> +		report_prefix_push(argv[1]);
> +		if (argc > 2)
> +			cpi = atol(argv[2]);
> +		report(check_pmcr(), "Control register");
> +		report(check_cycles_increase(),
> +		       "Monotonically increasing cycle count");
> +		report(check_cpi(cpi), "Cycle/instruction ratio");
> +		pmccntr64_test();

Could put a report_prefix_pop here to balance things.

> +	} else {
> +		report_abort("Unknown sub-test '%s'", argv[1]);
> +	}
>  
>  	return report_summary();
>  }
> diff --git a/arm/unittests.cfg b/arm/unittests.cfg
> index daeb5a0..79f0d7a 100644
> --- a/arm/unittests.cfg
> +++ b/arm/unittests.cfg
> @@ -61,21 +61,22 @@ file = pci-test.flat
>  groups = pci
>  
>  # Test PMU support
> -[pmu]
> +[pmu-cycle-counter]
>  file = pmu.flat
>  groups = pmu
> +extra_params = -append 'cycle-counter 0'
>  
>  # Test PMU support (TCG) with -icount IPC=1
>  #[pmu-tcg-icount-1]
>  #file = pmu.flat
> -#extra_params = -icount 0 -append '1'
> +#extra_params = -icount 0 -append 'cycle-counter 1'
>  #groups = pmu
>  #accel = tcg
>  
>  # Test PMU support (TCG) with -icount IPC=256
>  #[pmu-tcg-icount-256]
>  #file = pmu.flat
> -#extra_params = -icount 8 -append '256'
> +#extra_params = -icount 8 -append 'cycle-counter 256'
>  #groups = pmu
>  #accel = tcg
>  
> -- 
> 2.20.1
> 
> 

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  parent reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-30 11:25 [kvm-unit-tests PATCH v2 0/9] KVM: arm64: PMUv3 Event Counter Tests Eric Auger
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 1/9] arm64: Provide read/write_sysreg_s Eric Auger
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 2/9] arm: pmu: Let pmu tests take a sub-test parameter Eric Auger
2020-03-04 18:01   ` Andre Przywara
2020-03-05  8:44   ` Andrew Jones [this message]
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 3/9] arm: pmu: Add a pmu struct Eric Auger
2020-03-04 18:02   ` Andre Przywara
2020-03-04 18:21     ` Auger Eric
2020-03-05  8:53   ` Andrew Jones
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 4/9] arm: pmu: Check Required Event Support Eric Auger
2020-02-11 15:33   ` Peter Maydell
2020-02-11 18:08     ` Auger Eric
2020-02-11 16:28   ` Peter Maydell
2020-02-11 18:32     ` Auger Eric
2020-03-04 18:02   ` Andre Przywara
2020-03-05  9:04   ` Andrew Jones
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 5/9] arm: pmu: Basic event counter Tests Eric Auger
2020-02-11 16:27   ` Peter Maydell
2020-02-11 18:31     ` Auger Eric
2020-03-04 18:03   ` Andre Przywara
2020-03-05  9:33   ` Andrew Jones
2020-03-12 11:19     ` Auger Eric
2020-03-05  9:42   ` Andrew Jones
2020-03-12 11:16     ` Auger Eric
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 6/9] arm: pmu: Test chained counter Eric Auger
2020-02-11 16:24   ` Peter Maydell
2020-02-11 18:30     ` Auger Eric
2020-03-05  9:37   ` Andrew Jones
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 7/9] arm: pmu: test 32-bit <-> 64-bit transitions Eric Auger
2020-03-05  9:50   ` Andrew Jones
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 8/9] arm: gic: Provide per-IRQ helper functions Eric Auger
2020-03-05  9:55   ` Andrew Jones
2020-03-05 11:10     ` Alexandru Elisei
2020-01-30 11:25 ` [kvm-unit-tests PATCH v2 9/9] arm: pmu: Test overflow interrupts Eric Auger
2020-03-05 10:17   ` Andrew Jones
2020-02-11 15:42 ` [kvm-unit-tests PATCH v2 0/9] KVM: arm64: PMUv3 Event Counter Tests Peter Maydell
2020-02-11 16:07   ` Andrew Jones
2020-02-11 18:23     ` Auger Eric

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