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15.1/relnotes: Mention ENA/arm64 irq mapping fix

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This is technically a general intrng bug fix, but I'm not aware of the
bug affecting anything other than ena(4) on arm64 so I'm listing this
under "Cloud Support".

Sponsored by:	Amazon
This commit is contained in:
Colin Percival
2026-05-06 11:45:05 -07:00
parent 05d4f53019
commit 8c95180d56
1 changed files with 4 additions and 0 deletions
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website/content/en/releases/15.1R/relnotes.adoc
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@@ -453,6 +453,10 @@ gitref:c8d759230a0e[repository=src].
The GCE image family now includes TARGET and FS in its name, ensuring that image families are unique per architecture and filesystem. This prevents the GCE instances API from selecting an incompatible image when using an image family name.
gitref:0005bb76e2e7[repository=src].
I/O interrupts from the man:ena[4] device on Graviton (arm64) systems are now spread between CPUs rather than all landing on CPU 0; this results in significantly higher network performance on those EC2 instance types.
gitref:b2ba4131b9b0[repository=src].
{{< sponsored "Amazon" >}}
[[kernel]]
== Kernel