[runtime/iouring/waker] add loom model (#3711)

Co-authored-by: Patrick O'Grady <me@patrickogrady.xyz>

Author: andresilva

.github/workflows/conformance-label.yml

@@ -9,8 +9,8 @@ permissions:
   contents: read
 
 jobs:
-  conformance-label-check:
-    name: Conformance Label Check
+  Check:
+    name: Check
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository

.github/workflows/loom.yml

@@ -18,9 +18,14 @@ env:
 
 jobs:
   Tests:
-    name: "Loom Tests"
+    name: "Tests (flags: \"${{ matrix.flags }}\")"
     runs-on: ubuntu-latest
     timeout-minutes: 60
+    strategy:
+      matrix:
+        flags:
+          - "--features iouring"
+          - ""
     steps:
     - name: Checkout repository
       uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
@@ -29,10 +34,10 @@ jobs:
     - name: Run setup
       uses: ./.github/actions/setup
       with:
-        additional-cache-key: loom
+        additional-cache-key: loom-${{ matrix.flags || 'default' }}
     - name: Install just & nextest
       uses: taiki-e/install-action@0c5db7f7f897c03b771660e91d065338615679f4 # v2.60.0
       with:
         tool: just@1.43.0,cargo-nextest@0.9.129
     - name: Run loom tests
-      run: just test-loom --verbose
+      run: just test-loom ${{ matrix.flags }} --verbose