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RE: [PATCH v2 2/9] xen/x86: Use enumerations to indicate NUMA status
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Wei Chen <Wei.Chen@xxxxxxx>
- Date: Thu, 14 Jul 2022 10:26:35 +0000
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- Cc: nd <nd@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 14 Jul 2022 10:26:52 +0000
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- Thread-topic: [PATCH v2 2/9] xen/x86: Use enumerations to indicate NUMA status
Hi Jan,
> -----Original Message-----
> From: Jan Beulich <jbeulich@xxxxxxxx>
> Sent: 2022年7月14日 17:58
> To: Wei Chen <Wei.Chen@xxxxxxx>
> Cc: nd <nd@xxxxxxx>; Andrew Cooper <andrew.cooper3@xxxxxxxxxx>; Roger Pau
> Monné <roger.pau@xxxxxxxxxx>; Wei Liu <wl@xxxxxxx>; xen-
> devel@xxxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH v2 2/9] xen/x86: Use enumerations to indicate NUMA
> status
>
> >
> > How about update the table like this:
> > +------------+----------+----------------+----------------+------------+
> > | original | | | | |
> > +------------+----------+----------------+----------------+------------+
> > | numa_off | true | true | true | true |
> > | acpi_numa | 0 | 1 | -1 | x |
> > | numa_fake | x | x | x | fake_nodes |
> > | enum state | numa_off | numa_off | numa_off | numa_off |
> > +------------+----------+----------------+----------------+------------+
> >
> > +------------+----------------+------------+-------------+------------+
> > | original | | | | |
> > +------------+----------------+------------+-------------+------------+
> > | numa_off | false | false | false | false |
> > | acpi_numa | 0 | 1 | -1 | x |
> > | numa_fake | x | x | x | fake_nodes |
> > | enum state | numa_fw_nodata | numa_fw_ok | numa_fw_bad | numa_emu |
> > +------------+----------------+------------+-------------+------------+
>
> Well, this makes the table complete, but it doesn't explain how you mean
> to fold the settings of the two command line options into one variable.
>
No matter how many separate "numa=" parameters have been parsed from
Command line, the values of these original variables are determined
after parsing the command line. So the determined status can be mapped
to the new one variable from above table.
Thanks,
Wei Chen
> Jan
|
