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From: Zhao Liu <zhao1.liu@intel.com>
To: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: "Markus Armbruster" <armbru@redhat.com>,
	berrange@redhat.com, "Eduardo Habkost" <eduardo@habkost.net>,
	"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
	"Philippe Mathieu-Daud�" <philmd@linaro.org>,
	"Yanan Wang" <wangyanan55@huawei.com>,
	"Michael S.Tsirkin " <mst@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Eric Blake" <eblake@redhat.com>,
	"Marcelo Tosatti" <mtosatti@redhat.com>,
	"Alex Benn�e" <alex.bennee@linaro.org>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Sia Jee Heng" <jeeheng.sia@starfivetech.com>,
	qemu-devel@nongnu.org, kvm@vger.kernel.org,
	qemu-riscv@nongnu.org, qemu-arm@nongnu.org,
	"Zhenyu Wang" <zhenyu.z.wang@intel.com>,
	"Dapeng Mi" <dapeng1.mi@linux.intel.com>,
	"Yongwei Ma" <yongwei.ma@intel.com>
Subject: Re: [PATCH 2/8] qapi/qom: Introduce smp-cache object
Date: Thu, 25 Jul 2024 19:58:08 +0800	[thread overview]
Message-ID: <ZqI90B1jkfO4N5a5@intel.com> (raw)
In-Reply-To: <20240725115902.000037e4@Huawei.com>

Thanks Jonathon!

On Thu, Jul 25, 2024 at 11:59:02AM +0100, Jonathan Cameron wrote:

[snip]

> > > I think I understand why you want to configure caches.  My question was
> > > about the connection to SMP.
> > > 
> > > Say we run a guest with a single core, no SMP.  Could configuring caches
> > > still be useful then?  
> > 
> > Probably not useful to configure topology (sizes are a separate question)
> > - any sensible default should be fine.
> >

Yes, I agree.

Regards,
Zhao



  reply	other threads:[~2024-07-25 11:42 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-04  3:15 [PATCH 0/8] Introduce SMP Cache Topology Zhao Liu
2024-07-04  3:15 ` [PATCH 1/8] hw/core: Make CPU topology enumeration arch-agnostic Zhao Liu
2024-07-22 11:56   ` Markus Armbruster
2024-07-22 12:25   ` Jonathan Cameron
2024-07-22 13:24   ` Markus Armbruster
2024-07-22 14:01     ` Zhao Liu
2024-07-23 10:14       ` Markus Armbruster
2024-07-23 14:40         ` Zhao Liu
2024-07-04  3:15 ` [PATCH 2/8] qapi/qom: Introduce smp-cache object Zhao Liu
2024-07-09 10:13   ` Zhao Liu
2024-07-22 12:38   ` Jonathan Cameron
2024-07-22 13:33   ` Markus Armbruster
2024-07-22 14:30     ` Zhao Liu
2024-07-24 11:35       ` Markus Armbruster
2024-07-24 12:47         ` Daniel P. Berrangé
2024-07-24 14:03           ` Zhao Liu
2024-07-24 15:10             ` Zhao Liu
2024-07-24 14:55         ` Zhao Liu
2024-07-25  8:51           ` Markus Armbruster
2024-07-25 10:50             ` Jonathan Cameron
2024-07-25 10:59               ` Jonathan Cameron via
2024-07-25 10:59                 ` Jonathan Cameron via
2024-07-25 10:59                 ` Jonathan Cameron
2024-07-25 11:58                 ` Zhao Liu [this message]
2024-07-25 11:56             ` Zhao Liu
2024-07-04  3:15 ` [PATCH 3/8] hw/core: Add smp cache topology for machine Zhao Liu
2024-07-22 12:39   ` Jonathan Cameron
2024-07-04  3:15 ` [PATCH 4/8] hw/core: Check smp cache topology support " Zhao Liu
2024-07-22 12:47   ` Jonathan Cameron
2024-07-04  3:16 ` [PATCH 5/8] i386/cpu: Support thread and module level cache topology Zhao Liu
2024-07-04  3:16 ` [PATCH 6/8] i386/cpu: Update cache topology with machine's configuration Zhao Liu
2024-07-04  3:16 ` [PATCH 7/8] i386/pc: Support cache topology in -machine for PC machine Zhao Liu
2024-07-04  3:16 ` [PATCH 8/8] qemu-options: Add the description of smp-cache object Zhao Liu
2024-07-22 13:37   ` Markus Armbruster
2024-07-22 14:42     ` Zhao Liu
2024-07-24 12:39       ` Markus Armbruster
2024-07-24 14:21         ` Zhao Liu
2024-07-25  9:07           ` Markus Armbruster
2024-08-01  9:37             ` Zhao Liu
2024-08-01 11:28               ` Markus Armbruster
2024-08-02  7:58                 ` Zhao Liu
2024-08-07 10:00                   ` Zhao Liu
2024-08-09 12:24                   ` Markus Armbruster
2024-08-12  9:24                     ` Zhao Liu
2024-08-14 12:12                       ` Jonathan Cameron
2024-07-22  7:33 ` [PATCH 0/8] Introduce SMP Cache Topology Zhao Liu
2024-07-22  7:49   ` Michael S. Tsirkin
2024-07-22 12:54 ` Jonathan Cameron

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