ci: Run cross compile on debian stable

The current debian stable release is Bullseye, not Buster. However, we
can use the 'stable' release instead. This would allow the CI to
automatically pick up updates in the future.

Signed-off-by: Radostin Stoyanov <radostin@redhat.com>

.github/workflows/cross-compile-daily.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        target: [armv7-cross, aarch64-cross, ppc64-cross, mips64el-cross]
+        target: [armv7-stable-cross, aarch64-stable-cross, ppc64-stable-cross, mips64el-stable-cross]
         branches: [criu-dev, master]
 
     steps:

.github/workflows/cross-compile.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        target: [armv7-cross, aarch64-cross, ppc64-cross, mips64el-cross]
+        target: [armv7-stable-cross, aarch64-stable-cross, ppc64-stable-cross, mips64el-stable-cross]
 
     steps:
     - uses: actions/checkout@v2

scripts/build/Dockerfile.aarch64-cross.tmpl

@@ -1 +0,0 @@
-Dockerfile.cross.tmpl

scripts/build/Dockerfile.aarch64-stable-cross.tmpl

@@ -0,0 +1 @@
+Dockerfile.stable-cross.tmpl

scripts/build/Dockerfile.armv7-cross.tmpl

@@ -1 +0,0 @@
-Dockerfile.cross.tmpl

scripts/build/Dockerfile.armv7-stable-cross.tmpl

@@ -0,0 +1 @@
+Dockerfile.stable-cross.tmpl

scripts/build/Dockerfile.mips64el-cross.tmpl

@@ -1 +0,0 @@
-Dockerfile.cross.tmpl

scripts/build/Dockerfile.mips64el-stable-cross.tmpl

@@ -0,0 +1 @@
+Dockerfile.stable-cross.tmpl

scripts/build/Dockerfile.ppc64-cross.tmpl

@@ -1 +0,0 @@
-Dockerfile.cross.tmpl

scripts/build/Dockerfile.ppc64-stable-cross.tmpl

@@ -0,0 +1 @@
+Dockerfile.stable-cross.tmpl

scripts/build/Dockerfile.stable-cross.tmpl

@@ -1,9 +1,8 @@
 COPY scripts/ci/apt-install /bin/apt-install
 
 # Add the cross compiler sources
-RUN echo "deb http://deb.debian.org/debian/ buster main" >> /etc/apt/sources.list && \
-  dpkg --add-architecture ${DEBIAN_ARCH} && \
-  apt-install emdebian-archive-keyring
+RUN echo "deb http://deb.debian.org/debian/ stable main" >> /etc/apt/sources.list && \
+  dpkg --add-architecture ${DEBIAN_ARCH}
 
 RUN apt-install \
 	crossbuild-essential-${DEBIAN_ARCH}	\

scripts/build/Makefile

@@ -1,5 +1,5 @@
 ARCHES := x86_64 fedora-asan fedora-rawhide centos7 armv7hf centos8
-NON_CLANG := armv7-cross aarch64-cross ppc64-cross mips64el-cross
+NON_CLANG := armv7-stable-cross aarch64-stable-cross ppc64-stable-cross mips64el-stable-cross
 CREATE_DOCKERFILES := $(ARCHES) $(NON_CLANG)
 TARGETS := $(ARCHES) alpine archlinux
 TARGETS_CLANG := $(addsuffix $(TARGETS),-clang)