KVM Archive on lore.kernel.org
 help / color / Atom feed
From: Andrew Jones <drjones@redhat.com>
To: Jingyi Wang <wangjingyi11@huawei.com>
Cc: kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu,
	maz@kernel.org, wanghaibin.wang@huawei.com, yuzenghui@huawei.com,
	eric.auger@redhat.com, prime.zeng@hisilicon.com
Subject: Re: [kvm-unit-tests PATCH v3 00/10] arm/arm64: Add IPI/LPI/vtimer latency test
Date: Sat, 1 Aug 2020 19:40:23 +0200
Message-ID: <20200801174023.jgjt3slser3fvprv@kamzik.brq.redhat.com> (raw)
In-Reply-To: <20200731074244.20432-1-wangjingyi11@huawei.com>

On Fri, Jul 31, 2020 at 03:42:34PM +0800, Jingyi Wang wrote:
> With the development of arm gic architecture, we think it will be useful
> to add some performance test in kut to measure the cost of interrupts.
> In this series, we add GICv4.1 support for ipi latency test and
> implement LPI/vtimer latency test.
> 
> This series of patches has been tested on GICv4.1 supported hardware.
> 
> Note:
> Based on patch "arm/arm64: timer: Extract irqs at setup time",
> https://www.spinics.net/lists/kvm-arm/msg41425.html
> 
> * From v2:
>   - Code and commit message cleanup
>   - Clear nr_ipi_received before ipi_exec() thanks for Tao Zeng's review
>   - rebase the patch "Add vtimer latency test" on Andrew's patch
>   - Add test->post() to get actual PPI latency
> 
> * From v1:
>   - Fix spelling mistake
>   - Use the existing interface to inject hw sgi to simply the logic
>   - Add two separate patches to limit the running times and time cost
>     of each individual micro-bench test
> 
> Jingyi Wang (10):
>   arm64: microbench: get correct ipi received num
>   arm64: microbench: Generalize ipi test names
>   arm64: microbench: gic: Add ipi latency test for gicv4.1 support kvm
>   arm64: its: Handle its command queue wrapping
>   arm64: microbench: its: Add LPI latency test
>   arm64: microbench: Allow each test to specify its running times
>   arm64: microbench: Add time limit for each individual test
>   arm64: microbench: Add vtimer latency test
>   arm64: microbench: Add test->post() to further process test results
>   arm64: microbench: Add timer_post() to get actual PPI latency
> 
>  arm/micro-bench.c          | 256 ++++++++++++++++++++++++++++++-------
>  lib/arm/asm/gic-v3.h       |   3 +
>  lib/arm/asm/gic.h          |   1 +
>  lib/arm64/gic-v3-its-cmd.c |   3 +-
>  4 files changed, 219 insertions(+), 44 deletions(-)
> 
> -- 
> 2.19.1
> 
>

Pushed

(to the new repo at https://gitlab.com/kvm-unit-tests/kvm-unit-tests.git)

Thanks,
drew


  parent reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-31  7:42 Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 01/10] arm64: microbench: get correct ipi received num Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 02/10] arm64: microbench: Generalize ipi test names Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 03/10] arm64: microbench: gic: Add ipi latency test for gicv4.1 support kvm Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 04/10] arm64: its: Handle its command queue wrapping Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 05/10] arm64: microbench: its: Add LPI latency test Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 06/10] arm64: microbench: Allow each test to specify its running times Jingyi Wang
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 07/10] arm64: microbench: Add time limit for each individual test Jingyi Wang
2020-08-01 16:13   ` Andrew Jones
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 08/10] arm64: microbench: Add vtimer latency test Jingyi Wang
2020-08-01 16:22   ` Andrew Jones
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 09/10] arm64: microbench: Add test->post() to further process test results Jingyi Wang
2020-08-01 17:03   ` Andrew Jones
2020-07-31  7:42 ` [kvm-unit-tests PATCH v3 10/10] arm64: microbench: Add timer_post() to get actual PPI latency Jingyi Wang
2020-07-31 12:01 ` [kvm-unit-tests PATCH v3 00/10] arm/arm64: Add IPI/LPI/vtimer latency test Andrew Jones
2020-08-03  2:15   ` Jingyi Wang
2020-08-01 17:40 ` Andrew Jones [this message]
2020-08-05 11:54 ` Jingyi Wang
2020-08-05 12:13   ` Marc Zyngier
2020-08-11  1:48     ` Jingyi Wang
2020-08-11  7:49       ` Marc Zyngier

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200801174023.jgjt3slser3fvprv@kamzik.brq.redhat.com \
    --to=drjones@redhat.com \
    --cc=eric.auger@redhat.com \
    --cc=kvm@vger.kernel.org \
    --cc=kvmarm@lists.cs.columbia.edu \
    --cc=maz@kernel.org \
    --cc=prime.zeng@hisilicon.com \
    --cc=wanghaibin.wang@huawei.com \
    --cc=wangjingyi11@huawei.com \
    --cc=yuzenghui@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

KVM Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/kvm/0 kvm/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 kvm kvm/ https://lore.kernel.org/kvm \
		kvm@vger.kernel.org
	public-inbox-index kvm

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.kvm


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git