XanMod Kernel 7.2.0 Hits Edge Branch with AMD V-Cache Support and Steam Deck Drivers
The first version of XanMod based on the new Linux Kernel 7.2 series is now available. The rolling-release build targets performance enthusiasts and gamers, adding first-class support for the Steam Deck, native AMD 3D V-Cache optimization, and a suite of networking tweaks.
If you're running a system built for responsiveness, this kernel is worth a look.
What's New in 7.2.0
XanMod maintains several kernel branches. The Edge branch tracks upstream Linux 7.2, while the Main branch sits on 7.1.x and LTS tracks 6.18.x. This release updates Edge specifically.
The most noticeable addition for gamers is the inclusion of full Steam Deck support. XanMod has bundled the EC sensors driver, MFD core driver, LED indicators, hardware monitor support for battery telemetry, and an extcon driver for external connector detection directly into the kernel. You won't need to rely on out-of-tree patches to get that data flowing.
AMD users with 3D V-Cache processors will find the amd_3d_vcache driver particularly relevant. The patch enables L3 cache partitioning optimization for Ryzen 7000G and 9000G series chips. It's loaded as a module, so you can enable it on demand without recompiling.
Network performance gets a significant update. XanMod ships Google's BBRv3 as the default tcp_bbr congestion control module. They've also integrated Cloudflare's TCP collapse processing for high-throughput, low-latency packet handling. A new sysctl lets you skip this processing when the receive buffer is full, which can prevent bottlenecks on saturated links.
Build System and Optimizations
XanMod builds its kernels with LLVM using a specific set of optimization flags. This release adds software pipelining and enables the polyhedral loop optimizer. The result is tighter binaries with better instruction-level parallelism.
For x86 users, the build process now centralizes ISA targeting. You'll find packages for x64v2 (circa 2009+) and x64v3 (Zen/Skylake and newer). The x64v4 package exists but offers no kernel benefit, so skip it. If you're on older hardware, the legacy x86-64 package covers CPUs back to 2003.
The project also added a GitLab CI pipeline. This signals growing maturity in the release engineering. Debug package generation is now supported via make DEB_DEBUG_PKG=1, which is handy if you're troubleshooting kernel panics.
Security and Stability
XanMod included a security hardening patch in this release. A new sysctl disables unprivileged CLONE_NEWUSER creation by default. This limits container breakout vectors, which is a meaningful improvement for multi-user systems.
The scheduler latency tunables are set to unscaled values for more responsive multitasking. Memory pressure handling has been tuned to reduce aggressive swapping. You'll also see VFS cache reclaim rates slowed down, keeping filesystem metadata in memory longer.
Installation
Installing XanMod is straightforward if you use the APT repository. Add the key and source list, then install the appropriate package for your CPU generation.
wget -qO - https://dl.xanmod.org/archive.key | sudo gpg --dearmor -vo /etc/apt/keyrings/xanmod-archive-keyring.gpg echo "deb [signed-by=/etc/apt/keyrings/xanmod-archive-keyring.gpg] http://deb.xanmod.org $(lsb_release -sc) main" | sudo tee /etc/sources.list.d/xanmod-release.list sudo apt update && sudo apt install linux-xanmod-edge-x64v3
If you need NVIDIA drivers, XanMod provides a dedicated repository with versions 595.91.07 and 610.57.04. These are open kernel module variants compatible with all supported XanMod kernel versions.
For standalone installation without the repo, download the .deb files from GitLab releases and install them with dpkg.
Head here to check out the release notes. XanMod is maintained by Alexandre Frade and supported via donations. If you find the kernel useful, consider contributing to the project's hosting costs.
