A new XanMod Linux Kernel based on Linux Kernel 5.9.14 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 [5.8], linux-xanmod-edge [5.8], linux-xanmod-lts [5.4], linux-xanmod-rt-edge [5.6-rt] and linux-xanmod-rt [5.4-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 5.9.14-xanmod1

•     991c8eb Linux 5.9.14-xanmod1
•     779cbc8 Merge tag 'v5.9.14' into 5.9
•     991a092 Linux 5.9.14
•     0f8ad89 bpf: Fix propagation of 32-bit signed bounds from 64-bit bounds.
•     f03bcb6 Revert "geneve: pull IP header before ECN decapsulation"
•     e7a9b51 x86/insn-eval: Use new for_each_insn_prefix() macro to loop over prefixes bytes
•     5c2b4b4 netfilter: nftables_offload: build mask based from the matching bytes
•     1020875 netfilter: nftables_offload: set address type in control dissector
•     182099a netfilter: nf_tables: avoid false-postive lockdep splat
•     ec62f9c Input: i8042 - fix error return code in i8042_setup_aux()
•     0654a22 dm writecache: remove BUG() and fail gracefully instead
•     b85ca7d i2c: qup: Fix error return code in qup_i2c_bam_schedule_desc()
•     97783a2 i2c: qcom: Fix IRQ error misassignement
•     50b2164 rtw88: debug: Fix uninitialized memory in debugfs code
•     312d5fc gfs2: Don't freeze the file system during unmount
•     c0c5b2e gfs2: Fix deadlock dumping resource group glocks
•     17c8d31 ASoC: wm_adsp: fix error return code in wm_adsp_load()
•     1716c9b tipc: fix a deadlock when flushing scheduled work
•     844fb04 netfilter: ipset: prevent uninit-value in hash_ip6_add
•     cecb2b2 gfs2: check for empty rgrp tree in gfs2_ri_update
•     1b1e689 can: af_can: can_rx_unregister(): remove WARN() statement from list operation sanity check
•     bc6ca73 lib/syscall: fix syscall registers retrieval on 32-bit platforms
•     67dc2e5 mm: memcg/slab: fix obj_cgroup_charge() return value handling
•     bc765e0 iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
•     1ad9dd4 Revert "amd/amdgpu: Disable VCN DPG mode for Picasso"
•     e3861ec hugetlb_cgroup: fix offline of hugetlb cgroup with reservations
•     4065722 mm/swapfile: do not sleep with a spin lock held
•     c07e0a8 mm: list_lru: set shrinker map bit when child nr_items is not zero
•     4140456 coredump: fix core_pattern parse error
•     5655e4c x86/uprobes: Do not use prefixes.nbytes when looping over prefixes.bytes
•     422e244 dm: remove invalid sparse __acquires and __releases annotations
•     8f60226 dm: fix double RCU unlock in dm_dax_zero_page_range() error path
•     5f0612d dm: fix bug with RCU locking in dm_blk_report_zones
•     732630a powerpc/pseries: Pass MSI affinity to irq_create_mapping()
•     b732e2c genirq/irqdomain: Add an irq_create_mapping_affinity() function
•     6431636 powerpc/64s/powernv: Fix memory corruption when saving SLB entries on MCE
•     05b9eff dm writecache: fix the maximum number of arguments
•     1b86b92 dm writecache: advance the number of arguments when reporting max_age
•     5630614 io_uring: fix recvmsg setup with compat buf-select
•     c0d09be scsi: mpt3sas: Fix ioctl timeout
•     baaa49f KVM: PPC: Book3S HV: XIVE: Fix vCPU id sanity check
•     1a587d4 drm/i915/gt: Program mocs:63 for cache eviction on gen9
•     4cbaf4a drm/i915/gt: Limit frequency drop to RPe on parking
•     3234063 drm/i915/gt: Retain default context state across shrinking
•     c725702 drm/amdgpu/vcn3.0: remove old DPG workaround
•     e2731a9 drm/amdgpu/vcn3.0: stall DPG when WPTR/RPTR reset
•     4560a44 drm/omap: sdi: fix bridge enable/disable
•     44de694 thunderbolt: Fix use-after-free in remove_unplugged_switch()
•     f05f0db tracing: Fix userstacktrace option for instances
•     da4d792 i2c: imx: Don't generate STOP condition if arbitration has been lost
•     e385ea0 i2c: imx: Check for I2SR_IAL after every byte
•     12b2af6 i2c: imx: Fix reset of I2SR_IAL flag
•     f3f39e9 s390/pci: fix CPU address in MSI for directed IRQ
•     651b1f3 gfs2: Fix deadlock between gfs2_{create_inode,inode_lookup} and delete_work_func
•     8a20822 gfs2: Upgrade shared glocks for atime updates
•     7ab2621 cifs: add NULL check for ses->tcon_ipc
•     21ba03f cifs: refactor create_sd_buf() and and avoid corrupting the buffer
•     08a257a cifs: fix potential use-after-free in cifs_echo_request()
•     60729f2 cifs: allow syscalls to be restarted in __smb_send_rqst()
•     cd6bd84 ftrace: Fix DYNAMIC_FTRACE_WITH_DIRECT_CALLS dependency
•     009b4bd ftrace: Fix updating FTRACE_FL_TRAMP
•     5b158d0 ring-buffer: Always check to put back before stamp when crossing pages
•     68e17e0 ring-buffer: Set the right timestamp in the slow path of __rb_reserve_next()
•     fd3a46f ring-buffer: Update write stamp with the correct ts
•     3555ab3 ALSA: hda/generic: Add option to enforce preferred_dacs pairs
•     3bdd3fb ALSA: hda/realtek - Fixed Dell AIO wrong sound tone
•     28a77b5 ALSA: hda/realtek - Add new codec supported for ALC897
•     e8edaac ALSA: hda/realtek: Enable headset of ASUS UX482EG & B9400CEA with ALC294
•     e3d9419 ALSA: hda/realtek: Add mute LED quirk to yet another HP x360 model
•     a5e4d94 ALSA: hda/realtek: Fix bass speaker DAC assignment on Asus Zephyrus G14
•     9920472 speakup: Reject setting the speakup line discipline outside of speakup
•     7306496 tty: Fix ->session locking
•     4203f47 tty: Fix ->pgrp locking in tiocspgrp()
•     1c07c7f USB: serial: option: fix Quectel BG96 matching
•     3a02b02 USB: serial: option: add support for Thales Cinterion EXS82
•     8076581 USB: serial: option: add Fibocom NL668 variants
•     3e1196c USB: serial: ch341: sort device-id entries
•     5c80adb USB: serial: ch341: add new Product ID for CH341A
•     9c6ceec USB: serial: kl5kusb105: fix memleak on open
•     1407da3 usb: gadget: f_fs: Use local copy of descriptors for userspace copy
  

Homepage
Download Linux 5.9.14-xanmod1 source from GitHub