A new XanMod Linux Kernel based on Linux Kernel 5.15.2 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 5.15.2-xanmod1

• f74da6f Linux 5.15.2-xanmod1
• 492760c char/lrng: add power-on and runtime self-tests
• 86ec894 char/lrng: add interface for gathering of raw entropy
• 0e71156 char/lrng: add SP800-90B compliant health tests
• 1004d5a char/lrng: add Jitter RNG fast noise source
• 93508e0 crypto: move Jitter RNG header include dir
• 9262e11 char/lrng: add kernel crypto API PRNG extension
• ab7b387 char/lrng: add SP800-90A DRBG extension
• 20189e2 crypto: drbg: externalize DRBG functions for LRNG
• 43079e7 char/lrng: add common generic hash support
• dadd5eb char/lrng: add switchable DRNG support
• 3ff6f28 char/lrng: CPU entropy source
• e9d92ae char/lrng: allocate one DRNG instance per NUMA node
• 3327324 char/lrng: sysctls and /proc interface
• 805bd01 char/lrng: IRQ entropy source
• 29dd6fb drivers/char: Introduce the Linux Random Number Generator
• e1525a6 Merge tag 'v5.15.2' into 5.15
  |\
  | * 7cc36c3 Linux 5.15.2
  | * 5dbe126 rsi: fix control-message timeout
  | * 7d6f8d3 media: staging/intel-ipu3: css: Fix wrong size comparison imgu_css_fw_init
  | * 4787cae staging: r8188eu: fix memleak in rtw_wx_set_enc_ext
  | * 8f60f9f staging: rtl8192u: fix control-message timeouts
  | * 9033490 staging: r8712u: fix control-message timeout
  | * 3a66e8a comedi: vmk80xx: fix bulk and interrupt message timeouts
  | * 47b4636 comedi: vmk80xx: fix bulk-buffer overflow
  | * 06ac746 comedi: vmk80xx: fix transfer-buffer overflows
  | * d6a727a comedi: ni_usb6501: fix NULL-deref in command paths
  | * 20cebb8 comedi: dt9812: fix DMA buffers on stack
  | * e7fb722 isofs: Fix out of bound access for corrupted isofs image
  | * a65c9af staging: rtl8712: fix use-after-free in rtl8712_dl_fw
  | * a004145 btrfs: fix lzo_decompress_bio() kmap leakage
  | * d5dd3b4 kfence: default to dynamic branch instead of static keys mode
  | * 93ce744 kfence: always use static branches to guard kfence_alloc()
  | * 5e57d17 binder: don't detect sender/target during buffer cleanup
  | * 6e8813e binder: use cred instead of task for getsecid
  | * 3f3c31d binder: use cred instead of task for selinux checks
  | * ff1bd01 binder: use euid from cred instead of using task
  | * ec7c20d Revert "proc/wchan: use printk format instead of lookup_symbol_name()"
  | * 2e93afd usb-storage: Add compatibility quirk flags for iODD 2531/2541
  | * ad5df97 usb: musb: Balance list entry in musb_gadget_queue
  | * 72a9bf9 usb: gadget: Mark USB_FSL_QE broken on 64-bit
  | * adb1902 usb: ehci: handshake CMD_RUN instead of STS_HALT
  | * aa8a82d Revert "x86/kvm: fix vcpu-id indexed array sizes"
  | * 26ac7de KVM: x86: avoid warning with -Wbitwise-instead-of-logical
• ca446f7 drivers/char: Remove LRNG v42 patchset

Homepage
Download Linux 5.15.2-xanmod1 source from GitHub