ci: Stop xz-compressing firmware for ramdisks.

This ends up breaking nouveau because the renames break symlinks in the
firmware directory structure.  We don't need it any more since we stopped
doing ramdisks.

Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15201>

.gitlab-ci/container/create-rootfs.sh

@@ -71,8 +71,7 @@ apt-get -y install --no-install-recommends \
     waffle-utils \
     wget \
     xinit \
-    xserver-xorg-core \
-    xz-utils
+    xserver-xorg-core
 
 # Needed for ci-fairy, this revision is able to upload files to
 # MinIO and doesn't depend on git
@@ -95,10 +94,6 @@ chmod +x  /init
 # Strip the image to a small minimal system without removing the debian
 # toolchain.
 
-# xz compress firmware so it doesn't waste RAM at runtime on ramdisk systems
-find /lib/firmware -type f -print0 | \
-    xargs -0r -P4 -n4 xz -T1 -C crc32
-
 # Copy timezone file and remove tzdata package
 rm -rf /etc/localtime
 cp /usr/share/zoneinfo/Etc/UTC /etc/localtime
@@ -169,7 +164,6 @@ UNNEEDED_PACKAGES="apt libapt-pkg6.0 "\
 "init-system-helpers "\
 "bash "\
 "cpio "\
-"xz-utils "\
 "passwd "\
 "libsemanage1 libsemanage-common "\
 "libsepol1 "\

.gitlab-ci/image-tags.yml

@@ -12,7 +12,7 @@ variables:
    DEBIAN_X86_TEST_VK_TAG: "2022-02-21-libdrm"
 
    FEDORA_X86_BUILD_TAG: "2022-02-21-libdrm"
-   KERNEL_ROOTFS_TAG: "2022-02-23-skqp"
+   KERNEL_ROOTFS_TAG: "2022-02-23-noxz"
 
    WINDOWS_X64_BUILD_PATH: "windows/x64_build"
    WINDOWS_X64_BUILD_TAG: "2022-20-02-base_split"