diff --git a/.github/workflows/build-extra.yml b/.github/workflows/build-extra.yml
new file mode 100644
index 00000000000..1468ef8985e
--- /dev/null
+++ b/.github/workflows/build-extra.yml
@@ -0,0 +1,52 @@
+name: Build-extra CI
+
+on:   
+  push:
+    branches: [ master ]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md
+      - RELNOTES
+      - SECURITY.md
+      - 'etc/**'
+  pull_request:
+    branches: [ master ]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md
+      - RELNOTES
+      - SECURITY.md
+      - 'etc/**'
+        
+jobs:
+  build-clang:
+    if: ${{ ! contains(github.event.commits[0].message, '[skip ci]') }}
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: configure
+      run: CC=clang-10 ./configure --enable-fatal-warnings
+    - name: make
+      run: make
+  scan-build:
+    if: ${{ ! contains(github.event.commits[0].message, '[skip ci]') }}
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: install clang-tools-10
+      run: sudo apt-get install clang-tools-10
+    - name: configure
+      run: CC=clang-10 ./configure --enable-fatal-warnings
+    - name: scan-build
+      run: NO_EXTRA_CFLAGS="yes" scan-build-10 --status-bugs make
+  cppcheck:
+    if: ${{ ! contains(github.event.commits[0].message, '[skip ci]') }}
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: install cppcheck
+      run: sudo apt-get install cppcheck
+    - name: cppcheck
+      run: cppcheck -q --force --error-exitcode=1 --enable=warning,performance .
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 71cb7f0b4e6..99b8a3be570 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -3,11 +3,24 @@ name: Build CI
 on:
   push:
     branches: [ master ]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md
+      - RELNOTES
+      - SECURITY.md
   pull_request:
     branches: [ master ]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md
+      - RELNOTES
+      - SECURITY.md
 
 jobs:
   build_and_test:
+    if: ${{ ! contains(github.event.commits[0].message, '[skip ci]') }}
     runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v2
@@ -21,35 +34,3 @@ jobs:
       run: sudo make install
     - name: run tests
       run: SHELL=/bin/bash make test-github
-  build-clang:
-    runs-on: ubuntu-20.04
-    steps:
-    - uses: actions/checkout@v2
-    - name: configure
-      run: CC=clang-10 ./configure --enable-fatal-warnings
-    - name: make
-      run: make
-  scan-build:
-    runs-on: ubuntu-20.04
-    steps:
-    - uses: actions/checkout@v2
-    - name: install clang-tools-10
-      run: sudo apt-get install clang-tools-10
-    - name: configure
-      run: CC=clang-10 ./configure --enable-fatal-warnings
-    - name: scan-build
-      run: NO_EXTRA_CFLAGS="yes" scan-build-10 --status-bugs make
-  cppcheck:
-    runs-on: ubuntu-20.04
-    steps:
-    - uses: actions/checkout@v2
-    - name: install cppcheck
-      run: sudo apt-get install cppcheck
-    - name: cppcheck
-      run: cppcheck -q --force --error-exitcode=1 --enable=warning,performance .
-  profile-sort:
-    runs-on: ubuntu-20.04
-    steps:
-    - uses: actions/checkout@v2
-    - name: check profiles
-      run: ./contrib/sort.py etc/*/{*.inc,*.net,*.profile}
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index a37bbb5c725..301c7fad27a 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -8,9 +8,23 @@ name: "CodeQL"
 on:
   push:
     branches: [master]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md  
+      - RELNOTES
+      - SECURITY.md
+      - 'etc/**'
   pull_request:
     # The branches below must be a subset of the branches above
     branches: [master]
+    paths-ignore:
+      - CONTRIBUTING.md
+      - README
+      - README.md  
+      - RELNOTES
+      - SECURITY.md
+      - 'etc/**'
   schedule:
     - cron: '0 7 * * 2'
 
diff --git a/.github/workflows/sort.yml b/.github/workflows/sort.yml
new file mode 100644
index 00000000000..55ac065b6d0
--- /dev/null
+++ b/.github/workflows/sort.yml
@@ -0,0 +1,21 @@
+name: sort.py
+
+on:    
+  push: 
+    branches: [ master ]
+    paths:
+      - 'etc/**'
+  pull_request:
+    branches: [ master ]
+    paths:
+      - 'etc/**'
+
+jobs:
+  profile-sort:
+    if: ${{ ! contains(github.event.commits[0].message, '[skip ci]') }}
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: check profiles
+      run: ./contrib/sort.py etc/*/{*.inc,*.profile}
+