git: 8c95180d56 - main - 15.1/relnotes: Mention ENA/arm64 irq mapping fix

The branch main has been updated by cperciva:

URL: https://cgit.FreeBSD.org/doc/commit/?id=8c95180d56c299afa9ed6a46a8e5a6fd489c5130

commit 8c95180d56c299afa9ed6a46a8e5a6fd489c5130
Author:     Colin Percival <cperciva@FreeBSD.org>
AuthorDate: 2026-05-06 18:45:05 +0000
Commit:     Colin Percival <cperciva@FreeBSD.org>
CommitDate: 2026-05-06 18:45:05 +0000

    15.1/relnotes: Mention ENA/arm64 irq mapping fix
    
    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
---
 website/content/en/releases/15.1R/relnotes.adoc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/website/content/en/releases/15.1R/relnotes.adoc b/website/content/en/releases/15.1R/relnotes.adoc
index a04587d1f9..303b3fe434 100644
--- a/website/content/en/releases/15.1R/relnotes.adoc
+++ b/website/content/en/releases/15.1R/relnotes.adoc
@@ -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