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From: Cornelia Huck <cohuck@redhat.com>
To: Yanan Wang <wangyanan55@huawei.com>, qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Andrew Jones" <drjones@redhat.com>,
	"Daniel P . Berrangé" <berrange@redhat.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"Pierre Morel" <pmorel@linux.ibm.com>,
	"Michael S . Tsirkin" <mst@redhat.com>,
	"Pankaj Gupta" <pankaj.gupta.linux@gmail.com>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Greg Kurz" <groug@kaod.org>, "Halil Pasic" <pasic@linux.ibm.com>,
	wanghaibin.wang@huawei.com, "Thomas Huth" <thuth@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Yanan Wang" <wangyanan55@huawei.com>,
	"David Gibson" <david@gibson.dropbear.id.au>
Subject: Re: [PATCH v6 01/16] docs/about/removed-features: Remove duplicated doc about -smp
Date: Thu, 19 Aug 2021 13:26:08 +0200	[thread overview]
Message-ID: <87czq9smjz.fsf@redhat.com> (raw)
In-Reply-To: <20210819031027.41104-2-wangyanan55@huawei.com>

On Thu, Aug 19 2021, Yanan Wang <wangyanan55@huawei.com> wrote:

> There are two places describing the same thing about deprecation
> of invalid topologies of -smp CLI, so remove the duplicated one.
>
> Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
> ---
>  docs/about/removed-features.rst | 21 ++++-----------------
>  1 file changed, 4 insertions(+), 17 deletions(-)
>
> diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst
> index cbfa1a8e31..f5d6e2ea9c 100644
> --- a/docs/about/removed-features.rst
> +++ b/docs/about/removed-features.rst
> @@ -194,7 +194,7 @@ by the ``tls-authz`` and ``sasl-authz`` options.
>  The ``pretty=on|off`` switch has no effect for HMP monitors and
>  its use is rejected.
>  
> -``-drive file=json:{...{'driver':'file'}}`` (removed 6.0)
> +``-drive file=json:{...{'driver':'file'}}`` (removed in 6.0)

I would not change this in this patch; while the cleanup looks fine,
there are some more instances and also e.g. things like x.y.z being used
sometimes, and it's probably better to clean that up via a separated patch.

>  '''''''''''''''''''''''''''''''''''''''''''''''''''''''''
>  
>  The 'file' driver for drives is no longer appropriate for character or host
> @@ -593,7 +593,7 @@ error when ``-u`` is not used.
>  Command line options
>  --------------------
>  
> -``-smp`` (invalid topologies) (removed 5.2)
> +``-smp`` (invalid topologies) (removed in 5.2)
>  '''''''''''''''''''''''''''''''''''''''''''
>  
>  CPU topology properties should describe whole machine topology including
> @@ -606,7 +606,7 @@ Support for invalid topologies is removed, the user must ensure
>  topologies described with -smp include all possible cpus, i.e.
>  *sockets* * *cores* * *threads* = *maxcpus*.
>  
> -``-numa`` node (without memory specified) (removed 5.2)
> +``-numa`` node (without memory specified) (removed in 5.2)
>  '''''''''''''''''''''''''''''''''''''''''''''''''''''''
>  
>  Splitting RAM by default between NUMA nodes had the same issues as ``mem``
> @@ -647,20 +647,7 @@ as ignored. Currently, users are responsible for making sure the backing storage
>  specified with ``-mem-path`` can actually provide the guest RAM configured with
>  ``-m`` and QEMU fails to start up if RAM allocation is unsuccessful.
>  
> -``-smp`` (invalid topologies) (removed 5.2)
> -'''''''''''''''''''''''''''''''''''''''''''
> -
> -CPU topology properties should describe whole machine topology including
> -possible CPUs.
> -
> -However, historically it was possible to start QEMU with an incorrect topology
> -where *n* <= *sockets* * *cores* * *threads* < *maxcpus*,
> -which could lead to an incorrect topology enumeration by the guest.
> -Support for invalid topologies is removed, the user must ensure
> -topologies described with -smp include all possible cpus, i.e.
> -*sockets* * *cores* * *threads* = *maxcpus*.

Actually removing the duplicated section looks fine.

> -
> -``-machine enforce-config-section=on|off`` (removed 5.2)
> +``-machine enforce-config-section=on|off`` (removed in 5.2)
>  ''''''''''''''''''''''''''''''''''''''''''''''''''''''''
>  
>  The ``enforce-config-section`` property was replaced by the



  reply	other threads:[~2021-08-19 11:28 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19  3:10 [PATCH v6 00/16] machine: smp parsing fixes and improvement Yanan Wang
2021-08-19  3:10 ` [PATCH v6 01/16] docs/about/removed-features: Remove duplicated doc about -smp Yanan Wang
2021-08-19 11:26   ` Cornelia Huck [this message]
2021-08-19 12:20     ` wangyanan (Y)
2021-08-19 13:39   ` [PATCH, updated 1/2] " Yanan Wang
2021-08-19 13:50     ` [PATCH,updated " Cornelia Huck
2021-08-20  1:59       ` wangyanan (Y)
2021-08-19 13:39   ` [PATCH,updated 2/2] docs/about: Unify the subject format Yanan Wang
2021-08-19  3:10 ` [PATCH v6 02/16] machine: Deprecate "parameter=0" SMP configurations Yanan Wang
2021-08-19 11:42   ` Cornelia Huck
2021-08-19  3:10 ` [PATCH v6 03/16] machine: Minor refactor/fix for the smp parsers Yanan Wang
2021-08-19  3:10 ` [PATCH v6 04/16] machine: Uniformly use maxcpus to calculate the omitted parameters Yanan Wang
2021-08-19  3:10 ` [PATCH v6 05/16] machine: Set the value of cpus to match maxcpus if it's omitted Yanan Wang
2021-08-19  3:10 ` [PATCH v6 06/16] machine: Improve the error reporting of smp parsing Yanan Wang
2021-08-19  3:10 ` [PATCH v6 07/16] hw: Add compat machines for 6.2 Yanan Wang
2021-08-19  3:10 ` [PATCH v6 08/16] machine: Prefer cores over sockets in smp parsing since 6.2 Yanan Wang
2021-08-19  3:10 ` [PATCH v6 09/16] machine: Use ms instead of global current_machine in sanity-check Yanan Wang
2021-08-19  3:10 ` [PATCH v6 10/16] machine: Tweak the order of topology members in struct CpuTopology Yanan Wang
2021-08-19  3:10 ` [PATCH v6 11/16] machine: Make smp_parse generic enough for all arches Yanan Wang
2021-08-19  3:10 ` [PATCH v6 12/16] machine: Remove smp_parse callback from MachineClass Yanan Wang
2021-08-19  3:10 ` [PATCH v6 13/16] machine: Move smp_prefer_sockets to struct SMPCompatProps Yanan Wang
2021-08-19  3:10 ` [PATCH v6 14/16] machine: Put all sanity-check in the generic SMP parser Yanan Wang
2021-08-19  3:10 ` [PATCH v6 15/16] machine: Split out the smp parsing code Yanan Wang
2021-08-19  3:10 ` [PATCH v6 16/16] tests/unit: Add a unit test for smp parsing Yanan Wang

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