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Re: preparations for 4.18.1
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Wed, 28 Feb 2024 11:44:56 +0000
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Anthony Perard <anthony.perard@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Kelly Choi <kelly.choi@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Christian Lindig <christian.lindig@xxxxxxxxxx>, David Scott <dave@xxxxxxxxxx>
- Delivery-date: Wed, 28 Feb 2024 11:45:04 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 28/02/2024 8:27 am, Jan Beulich wrote:
> On 27.02.2024 15:57, Andrew Cooper wrote:
>> Looking at the XenServer patchqueue, a couple to consider but nothing
>> jumps out as critically urgent.
>>
>> b6cf604207fd and 098d868e52ac as oxenstored perf fixes, although there's
>> one incremental (non-functional) fix I'm still waiting on an ack on.
>> The backport to 4.18 is trivial. The backport to 4.17 is miserable but
>> I've already done it.
> I wouldn't normally consider such for backport, but I'm not opposed if the
> oxenstore maintainers agree (now Cc-ed) and if I can leave putting in these
> two backports to you.
I'm not overly fussed. On our side, it came in as a bug, but we also
have scalability limits specified where upstream Xen doesn't.
>> cf7fe8b72dea which is the CPUID rescan on microcode load.
> This is already there on the 4.18 branch, and it isn't applicable to the
> upstream 4.17 one (I assume you did backport the commit referenced in the
> Fixes: tag to your XenServer tree).
Ah yes. The rescan raw patch has been in our patchqueue since 2018, and
I keep on forgetting how poor we are at getting that work complete.
Sorry for the noise.
~Andrew
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