From eb72b10f553b34bd964966b2306acfcbc05a65e3 Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Sat, 2 Jan 2021 13:02:16 +0100
Subject: [PATCH 1/3] Add mips* architectures to CI and release

---
 .github/workflows/tests.yml            | 2 +-
 helpers/build-release-binaries/main.go | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2bfd8d215..cac311af2 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -210,7 +210,7 @@ jobs:
           GOX_ARCHS: "aix/ppc64 \
             darwin/amd64 \
             freebsd/386 freebsd/amd64 freebsd/arm \
-            linux/386 linux/amd64 linux/arm linux/arm64 linux/ppc64le \
+            linux/386 linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/mips linux/mipsle linux/mips64 linux/mips64le \
             netbsd/386 netbsd/amd64 \
             openbsd/386 openbsd/amd64 \
             windows/386 windows/amd64 \
diff --git a/helpers/build-release-binaries/main.go b/helpers/build-release-binaries/main.go
index f13867c28..f0b3592a3 100644
--- a/helpers/build-release-binaries/main.go
+++ b/helpers/build-release-binaries/main.go
@@ -226,7 +226,7 @@ var defaultBuildTargets = map[string][]string{
 	"aix":     {"ppc64"},
 	"darwin":  {"amd64"},
 	"freebsd": {"386", "amd64", "arm"},
-	"linux":   {"386", "amd64", "arm", "arm64", "ppc64le"},
+	"linux":   {"386", "amd64", "arm", "arm64", "ppc64le", "mips", "mipsle", "mips64", "mips64le"},
 	"netbsd":  {"386", "amd64"},
 	"openbsd": {"386", "amd64"},
 	"windows": {"386", "amd64"},

From 36db248e30d1f7949b8f5b203977d6131917e79f Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Sun, 3 Jan 2021 10:46:32 +0100
Subject: [PATCH 2/3] Split cross compilation targets into two jobs

---
 .github/workflows/tests.yml | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cac311af2..537e1c5c5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -184,12 +184,30 @@ jobs:
         if: matrix.check_changelog
 
   cross_compile:
+    strategy:
+
+      # ATTENTION: the list of architectures must be in sync with helpers/build-release-binaries/main.go!
+      matrix:
+        # run cross-compile in two batches parallel so the overall tests run faster
+        targets:
+          - "linux/386 linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/mips linux/mipsle linux/mips64 linux/mips64le \
+            openbsd/386 openbsd/amd64"
+
+          - "freebsd/386 freebsd/amd64 freebsd/arm \
+            aix/ppc64 \
+            darwin/amd64 \
+            netbsd/386 netbsd/amd64 \
+            windows/386 windows/amd64 \
+            solaris/amd64"
+
     env:
       go: 1.15.x
       GOPROXY: https://proxy.golang.org
 
     runs-on: ubuntu-latest
 
+    name: Cross Compile for ${{ matrix.targets }}
+
     steps:
       - name: Set up Go ${{ env.go }}
         uses: actions/setup-go@v2
@@ -203,18 +221,10 @@ jobs:
         run: |
           go get github.com/mitchellh/gox
 
-      # ATTENTION: the list of architectures must be in sync with helpers/build-release-binaries/main.go!
-      - name: Cross-compile with gox
+      - name: Cross-compile with gox for ${{ matrix.targets }}
         env:
           GOFLAGS: "-trimpath"
-          GOX_ARCHS: "aix/ppc64 \
-            darwin/amd64 \
-            freebsd/386 freebsd/amd64 freebsd/arm \
-            linux/386 linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/mips linux/mipsle linux/mips64 linux/mips64le \
-            netbsd/386 netbsd/amd64 \
-            openbsd/386 openbsd/amd64 \
-            windows/386 windows/amd64 \
-            solaris/amd64"
+          GOX_ARCHS: "${{ matrix.targets }}"
         run: |
           mkdir build-output
           gox -parallel 2 -verbose -osarch "$GOX_ARCHS" -output "build-output/{{.Dir}}_{{.OS}}_{{.Arch}}" ./cmd/restic

From 7d665fa1f4bc8714ffb11da9cf568b4861ab1478 Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Sun, 3 Jan 2021 14:41:11 +0100
Subject: [PATCH 3/3] Add entry to changelog

---
 changelog/unreleased/issue-3191 | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 changelog/unreleased/issue-3191

diff --git a/changelog/unreleased/issue-3191 b/changelog/unreleased/issue-3191
new file mode 100644
index 000000000..7048197b6
--- /dev/null
+++ b/changelog/unreleased/issue-3191
@@ -0,0 +1,8 @@
+Enhancement: Add release binaries for MIPS architectures
+
+We've added a few new architectures for Linux to the release binaries: `mips`,
+`mipsle`, `mips64`, and `mip64le`. MIPS is mostly used for low-end embedded
+systems.
+
+https://github.com/restic/restic/issues/3191
+https://github.com/restic/restic/pull/3208