From 39786a04bfb7340d239d00eab4314099f3ce46e1 Mon Sep 17 00:00:00 2001
From: Lan Tian <xuyh0120@outlook.com>
Date: Wed, 20 May 2026 19:04:25 -0700
Subject: [PATCH] Exclude x86_64-v2 kernels from hydra build

---
 README.md | 17 ++++++++++++++---
 flake.nix |  2 +-
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 8003b33..9900380 100644
--- a/README.md
+++ b/README.md
@@ -15,33 +15,40 @@ This repo provides the following kernel variants, consistent with the [upstream
     └───x86_64-linux
         # Latest kernel, provides all LTO/CPU arch variants
         ├───linux-cachyos-latest
+        ├───linux-cachyos-latest-x86_64-v2 (no binary cache)
         ├───linux-cachyos-latest-x86_64-v3
         ├───linux-cachyos-latest-x86_64-v4
         ├───linux-cachyos-latest-zen4
         ├───linux-cachyos-latest-lto
+        ├───linux-cachyos-latest-lto-x86_64-v2 (no binary cache)
         ├───linux-cachyos-latest-lto-x86_64-v3
         ├───linux-cachyos-latest-lto-x86_64-v4
         ├───linux-cachyos-latest-lto-zen4
         # LTS kernel, provides all LTO/CPU arch variants
         ├───linux-cachyos-lts
+        ├───linux-cachyos-lts-x86_64-v2 (no binary cache)
         ├───linux-cachyos-lts-x86_64-v3
         ├───linux-cachyos-lts-x86_64-v4
         ├───linux-cachyos-lts-zen4
         ├───linux-cachyos-lts-lto
+        ├───linux-cachyos-lts-lto-x86_64-v2 (no binary cache)
         ├───linux-cachyos-lts-lto-x86_64-v3
         ├───linux-cachyos-lts-lto-x86_64-v4
         ├───linux-cachyos-lts-lto-zen4
-        # Additional CachyOS kernel variants
-        ├───linux-cachyos-bmq
-        ├───linux-cachyos-bmq-lto
+        # Latest kernel with BORE scheduler, all LTO/CPU arch variants
         ├───linux-cachyos-bore
+        ├───linux-cachyos-bore-x86_64-v2 (no binary cache)
         ├───linux-cachyos-bore-x86_64-v3
         ├───linux-cachyos-bore-x86_64-v4
         ├───linux-cachyos-bore-zen4
         ├───linux-cachyos-bore-lto
+        ├───linux-cachyos-bore-lto-x86_64-v2 (no binary cache)
         ├───linux-cachyos-bore-lto-x86_64-v3
         ├───linux-cachyos-bore-lto-x86_64-v4
         ├───linux-cachyos-bore-lto-zen4
+        # Additional CachyOS kernel variants
+        ├───linux-cachyos-bmq
+        ├───linux-cachyos-bmq-lto
         ├───linux-cachyos-deckify
         ├───linux-cachyos-deckify-lto
         ├───linux-cachyos-eevdf
@@ -145,6 +152,8 @@ The two binary caches will be automatically suggested
 
 I'm running a Hydra CI to build the kernels and push them to my Attic binary cache. You can see the build status here: <https://hydra.lantian.pub/jobset/lantian/nix-cachyos-kernel>
 
+Note that due to build capacity limitations, I do not build kernel variants with `x86_64-v2` CPU optimization.
+
 To manually use my binary cache, please add the following config:
 
 ```nix
@@ -158,6 +167,8 @@ To manually use my binary cache, please add the following config:
 
 This repo also has [Garnix CI](https://garnix.io) set up, and should work as long as the total build time is below the free plan threshold.
 
+Garnix CI only builds the latest/LTO kernel variants, with/without LTO, and without any CPU specific optimizations.
+
 [![built with garnix](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Fgarnix.io%2Fapi%2Fbadges%2Fxddxdd%2Fnix-cachyos-kernel)](https://garnix.io/repo/xddxdd/nix-cachyos-kernel)
 
 > If you see "all builds failed" from Garnix, it means I ran out of free plan's build time.
diff --git a/flake.nix b/flake.nix
index a0ba2d1..765fc0d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -150,7 +150,7 @@
             };
 
           hydraJobs = {
-            inherit (self) packages;
+            packages.x86_64-linux = lib.filterAttrs (n: _: !lib.hasSuffix "-v2" n) self.packages.x86_64-linux;
             nixosConfigurations = lib.mapAttrs (n: v: v.config.system.build.toplevel) self.nixosConfigurations;
           };