From: Andrew Jones <drjones@redhat.com>
To: Yanan Wang <wangyanan55@huawei.com>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Daniel P . Berrangé" <berrange@redhat.com>,
"Eduardo Habkost" <ehabkost@redhat.com>,
"Pierre Morel" <pmorel@linux.ibm.com>,
"Pankaj Gupta" <pankaj.gupta.linux@gmail.com>,
"Cornelia Huck" <cohuck@redhat.com>,
qemu-devel@nongnu.org, "Markus Armbruster" <armbru@redhat.com>,
wanghaibin.wang@huawei.com, yuzenghui@huawei.com,
"Paolo Bonzini" <pbonzini@redhat.com>
Subject: Re: [PATCH for-6.1 v2] machine: Disallow specifying topology parameters as zero
Date: Thu, 22 Jul 2021 18:15:10 +0200 [thread overview]
Message-ID: <20210722161510.2k2ro6hnmisekofc@gator> (raw)
In-Reply-To: <20210722154326.1464-2-wangyanan55@huawei.com>
On Thu, Jul 22, 2021 at 11:43:26PM +0800, Yanan Wang wrote:
> In the SMP configuration, we should either specify a topology
> parameter with a reasonable value (equal to or greater than 1)
> or just leave it omitted and QEMU will calculate its value.
> Configurations which explicitly specify the topology parameters
> as zero like "sockets=0" are meaningless, so disallow them.
>
> However, the commit 1e63fe685804d
> (machine: pass QAPI struct to mc->smp_parse) has documented that
> '0' has the same semantics as omitting a parameter in the qapi
> comment for SMPConfiguration. So this patch fixes the doc and
> also adds the corresponding sanity check in the smp parsers.
>
> Suggested-by: Andrew Jones <drjones@redhat.com>
> Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
> ---
> hw/core/machine.c | 14 ++++++++++++++
> qapi/machine.json | 6 +++---
> qemu-options.hx | 12 +++++++-----
> 3 files changed, 24 insertions(+), 8 deletions(-)
With Daniel's suggested changes for v3
Reviewed-by: Andrew Jones <drjones@redhat.com>
next prev parent reply other threads:[~2021-07-22 16:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-22 15:43 [PATCH for-6.1 v2 0/1] machine: Disallow specifying topology parameters as zero Yanan Wang
2021-07-22 15:43 ` [PATCH for-6.1 v2] " Yanan Wang
2021-07-22 16:01 ` Daniel P. Berrangé
2021-07-23 8:02 ` Markus Armbruster
2021-07-23 8:40 ` wangyanan (Y)
2021-07-23 8:46 ` Cornelia Huck
2021-07-22 16:15 ` Andrew Jones [this message]
2021-07-22 22:25 ` Cleber Rosa
2021-07-23 1:57 ` wangyanan (Y)
2021-07-23 14:14 ` Cleber Rosa
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