A new XanMod Linux Kernel based on the latest Linux Kernel 5.12.12 has been released. XanMod is a general-purpose Linux kernel distribution with custom settings and new features. The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

XanMod is a general-purpose Linux kernel distribution with custom settings and new features. Built to provide a stable, responsive and smooth desktop experience.

The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

Supports all recent 64-bit versions of Debian and Ubuntu-based systems.

Main Features

• Preemptive Full Tickless Kernel at 500Hz w/ Tuned CPU Core Scheduler.
• RCU Boost for better responsiveness and lower overall system latency.
• Block Layer w/ multi-threaded runqueue for high I/O throughput.
• Caching, Virtual Memory Manager and CPUFreq Governor improvements.
• BBR TCP Congestion Control + FQ-PIE Packet Scheduling and AQM Algorithm [5.8].
• ORC Unwinder for Kernel Stack Traces (debuginfo) implementation.
• Third-party patchset available: ZSTD kernel, initrd and modules support [5.8][5.6-rt], Full x86_64 FSGSBASE instructions [5.8], Clear Linux [partial], CK's Hrtimer Patchset [5.8][5.4], Wine / Proton Fsync, PCIe ACS Override, BMQ Process Scheduler [5.4 stock disabled], Aufs [5.4] and GCC graysky's.
• Real-time Linux kernel (PREEMPT_RT) build available [5.6-rt][5.4-rt].
• Generic kernel package for compatibility with most Debian & Ubuntu based distributions. Built on the latest GCC 10.2 and Binutils 2.35.
• GPLv2 license. Can be built for any distribution or purpose.

Install via Terminal

echo 'deb  http://deb.xanmod.org releases main' | sudo tee /etc/apt/sources.list.d/xanmod-kernel.list && wget -qO -  https://dl.xanmod.org/gpg.key | sudo apt-key add -

Then update and install:

sudo apt update && sudo apt install linux-xanmod

Reboot.

Meta packages available: linux-xanmod, linux-xanmod-edge, linux-xanmod-lts, linux-xanmod-rt-edge and linux-xanmod-rt.

To try without adding the repository

Download from Sourceforge and install:
https://sourceforge.net/projects/xanmod/files/

1. In terminal:

   sudo dpkg -i linux-image-*xanmod*.deb linux-headers-*xanmod*.deb

2. Reboot.

• Check it:

  cat /proc/version

* linux-firmware-image package is optional

Linux 5.12.12-xanmod1

• 55f4c4f Linux 5.12.12-xanmod1
• 874472f XANMOD: Makefile: Turn off loop vectorization for GCC -O3 optimization level
• 21970f8 Merge tag 'v5.12.12' into 5.12
  |\
  | * 83335a4 Linux 5.12.12
  | * e324b29 fib: Return the correct errno code
  | * b77b9f3 net: Return the correct errno code
  | * bc685cc net/x25: Return the correct errno code
  | * 8478b36 rtnetlink: Fix missing error code in rtnl_bridge_notify()
  | * abc57d8 drm/amd/amdgpu:save psp ring wptr to avoid attack
  | * aa000f8 drm/amd/display: Fix potential memory leak in DMUB hw_init
  | * 6bb36b8 drm/amdgpu: refine amdgpu_fru_get_product_info
  | * e8eee28 drm/amd/display: Allow bandwidth validation for 0 streams.
  | * 85e7200 net: ipconfig: Don't override command-line hostnames or domains
  | * 565b925 nvme-loop: do not warn for deleted controllers during reset
  | * f49baa2 nvme-loop: check for NVME_LOOP_Q_LIVE in nvme_loop_destroy_admin_queue()
  | * e5f154e nvme-loop: clear NVME_LOOP_Q_LIVE when nvme_loop_configure_admin_queue() fails
  | * e16d208 nvme-loop: reset queue count to 1 in nvme_loop_destroy_io_queues()
  | * 61b4b59 scsi: scsi_devinfo: Add blacklist entry for HPE OPEN-V
  | * aed3fc7 Bluetooth: Add a new USB ID for RTL8822CE
  | * bf5b071 scsi: qedf: Do not put host in qedf_vport_create() unconditionally
  | * 7205c2f ethernet: myri10ge: Fix missing error code in myri10ge_probe()
  | * 2082202 scsi: target: core: Fix warning on realtime kernels
  | * e87ef30 gfs2: Fix use-after-free in gfs2_glock_shrink_scan
  | * 49ee7e3 mt76: mt7921: remove leftover 80+80 HE capability
  | * 1d653ff ALSA: hda: Add AlderLake-M PCI ID
  | * 8fa0345 riscv: Use -mno-relax when using lld linker
  | * 47dab92 HID: intel-ish-hid: ipc: Add Alder Lake device IDs
  | * db8286a HID: gt683r: add missing MODULE_DEVICE_TABLE
  | * d8a9360 HID: multitouch: Disable event reporting on suspend on the Asus T101HA touchpad
  | * d27e9b5 gfs2: Clean up revokes on normal withdraws
  | * 10f5b5e gfs2: fix a deadlock on withdraw-during-mount
  | * 6e66fcf gfs2: Prevent direct-I/O write fallback errors from getting lost
  | * aa86fbc ARM: OMAP2+: Fix build warning when mmc_omap is not built
  | * c2aba60 ARM: OMAP1: Fix use of possibly uninitialized irq variable
  | * 4712c07 hwmon/pmbus: (q54sj108a2) The PMBUS_MFR_ID is actually 6 chars instead of 5
  | * ace3b92 drm/tegra: sor: Fully initialize SOR before registration
  | * 2438088 gpu: host1x: Split up client initalization and registration
  | * 6fc59ed drm/tegra: sor: Do not leak runtime PM reference
  | * 805c958 mt76: mt7921: fix max aggregation subframes setting
  | * 21883bf HID: usbhid: fix info leak in hid_submit_ctrl
  | * ed081fd HID: Add BUS_VIRTUAL to hid_connect logging
  | * 8ff871c HID: multitouch: set Stylus suffix for Stylus-application devices, too
  | * a0e062e HID: quirks: Add quirk for Lenovo optical mouse
  | * 96cf492 HID: asus: filter G713/G733 key event to prevent shutdown
  | * cb33cde HID: hid-sensor-hub: Return error for hid_set_field() failure
  | * 9bc75db HID: hid-input: add mapping for emoji picker key
  | * 2630821 HID: a4tech: use A4_2WHEEL_MOUSE_HACK_B8 for A4TECH NB-95
  | * 748a20c HID: quirks: Add HID_QUIRK_NO_INIT_REPORTS quirk for Dell K15A keyboard-dock
  | * 19b4d6c HID: quirks: Set INCREMENT_USAGE_ON_DUPLICATE for Saitek X65
  | * 0739b45 HID: asus: Filter keyboard EC for old ROG keyboard
  | * fdd51e3 net: ieee802154: fix null deref in parse dev addr
• 1030fe8 Revert "XANMOD: Makefile: Turn off loop vectorization for GCC -O3 optimization level"

Homepage
Download Linux 5.12.12-xanmod1 source from GitHub