Re: meson error on ARM Grace server 23.11/22.11

[Patrick Robb <probb@iol.unh.edu>]

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I see Luca just sent a new version of 22.11 which includes the Grace build
patch, so this build "issue" should now be resolved for his tree. I hope we
will see the same patch reach 23.11 soon. :)

Thanks for doing this Doug and Luca.

On Tue, May 20, 2025 at 1:15 PM Patrick Robb <probb@iol.unh.edu> wrote:

> Hi Doug,
>
> Without overburdening you with details, at the CI lab we have some tests
> which run with werror=true (treat warnings as errors) and some which run
> without it. The tests which I'm currently trying to extend to LTS for Grace
> do not have this flag included, i.e. they are tolerant to warnings. So, we
> should be good to proceed with your patch.
>
> Although no warnings on 22.11 and 23.11 would open us up to adding
> werror=true build tests directly on Grace in the future, there isn't an ask
> for this right now and I don't think we will need to support it. So, again
> I think we can proceed with your patch as is.
>
> Thanks for handling this.
>
> On Tue, May 20, 2025 at 1:00 PM Doug Foster <Doug.Foster@arm.com> wrote:
>
>> Hi Patrick,
>>
>> While building 22.11 and 23.11 with GCC 13.3, I noticed compiler warnings
>> related to memcpy usage, specifically involving __builtin___memcpy_chk
>> failures.
>> Would these warnings be a concern for CI test runs, or are they generally
>> tolerated?
>>
>> From: Doug Foster
>> Sent: Friday, May 16, 2025 12:16 AM
>> To: Patrick Robb <probb@iol.unh.edu>; Wathsala Wathawana Vithanage <
>> wathsala.vithanage@arm.com>
>> Cc: ci@dpdk.org; dev <dev@dpdk.org>; Honnappa Nagarahalli <
>> Honnappa.Nagarahalli@arm.com>; stable@dpdk.org; nd <nd@arm.com>
>> Subject: RE: meson error on ARM Grace server 23.11/22.11
>>
>> Hi Patrick,
>>
>> I will produce the patches with necessary changes to build on Grace for
>> 22.11 and 23.11.
>>
>> From: Patrick Robb <mailto:probb@iol.unh.edu>
>> Sent: Thursday, May 15, 2025 3:59 PM
>> To: Wathsala Wathawana Vithanage <mailto:wathsala.vithanage@arm.com>
>> Cc: mailto:ci@dpdk.org; dev <mailto:dev@dpdk.org>; Honnappa Nagarahalli
>> <mailto:Honnappa.Nagarahalli@arm.com>; mailto:stable@dpdk.org; Doug
>> Foster <mailto:Doug.Foster@arm.com>; nd <mailto:nd@arm.com>
>> Subject: Re: meson error on ARM Grace server 23.11/22.11
>>
>> Thanks Wathsala,
>>
>> How can we help on the UNH side? Do you want us to produce the 22.11 and
>> 23.11 diffs/patches, which would be based on d007038, with some
>> modifications based on what you had said to Doug?
>>
>> I'm not sure what the process looks like exactly for providing backports
>> to LTS maintainers.
>>
>> On Tue, Apr 29, 2025 at 12:00 PM Wathsala Wathawana Vithanage <mailto:
>> wathsala.vithanage@arm.com> wrote:
>> > Hi,
>> >
>> > At the DPDK Community Lab we have been running CI tests with a new ARM
>> > Grace server for the past couple of months on main and next-* branches.
>> I am
>> > trying to add LTS runs now, and ran into a snag with 23.11 and 22.11
>> for this
>> > system. Stable maintainers I'm not sure whether this should be
>> addressed or not
>> > for hardware which is new and didn't exist when 22.11 and 23.11 were
>> > released... but I figured I'd make the tickets and find out. I attached
>> the meson
>> > logs to the tickets and if for whatever reason you guys want to remote
>> into this
>> > machine, I'm happy to setup the VPN and SSH access.
>> >
>> > 22.11: https://bugs.dpdk.org/show_bug.cgi?id=1703
>> > 23.11: https://bugs.dpdk.org/show_bug.cgi?id=1702
>>
>> +doug
>>
>> neoverse-v2 is supported in the GCC 13.3 used for this build although
>> -mtune/-mcpu
>> for grace is not available in that version.
>> Adding neoverse-v2 and soc_grace with crypto extension should bring these
>> releases
>> on par with latest.
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>

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