A new XanMod Linux Kernel based on the latest Linux LTS Kernel 5.10.43 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 5.10.43-xanmod1

• 1ae47b9 Linux 5.10.43-xanmod1
• dff7e18 XANMOD: Makefile: Turn off loop vectorization for GCC -O3 optimization level
• 0fea529 drivers: initialize ata before graphics
• c9caa60 Merge tag 'v5.10.43' into 5.10
• 951358a Linux 5.10.43
• d17d47d neighbour: allow NUD_NOARP entries to be forced GCed
• 6b53db8 xen-netback: take a reference to the RX task thread
• 316de9a netfilter: nf_tables: missing error reporting for not selected expressions
• eddf2d9 i2c: qcom-geni: Suspend and resume the bus during SYSTEM_SLEEP_PM ops
• f20eef4 lib/lz4: explicitly support in-place decompression
• 334c59d x86/kvm: Disable all PV features on crash
• 3b0becf x86/kvm: Disable kvmclock on all CPUs on shutdown
• 38b858d x86/kvm: Teardown PV features on boot CPU as well
• b327c97 KVM: arm64: Fix debug register indexing
• b3ee3f5 KVM: SVM: Truncate GPR value for DR and CR accesses in !64-bit mode
• fe910d2 btrfs: fix unmountable seed device after fstrim
• 05e41f6 drm/msm/dpu: always use mdp device to scale bandwidth
• 2eb4ec9 mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY
• baa6763 btrfs: fix deadlock when cloning inline extents and low on available space
• 0df50d4 btrfs: abort in rename_exchange if we fail to insert the second ref
• 48568f3 btrfs: fixup error handling in fixup_inode_link_counts
• 466d83f btrfs: return errors from btrfs_del_csums in cleanup_ref_head
• 5a89982 btrfs: fix error handling in btrfs_del_csums
• b547a16 btrfs: mark ordered extent and inode with error if we fail to finish
• 5e5e63b powerpc/kprobes: Fix validation of prefixed instructions across page boundary
• 42f75a4 x86/apic: Mark all legacy interrupts when IO/APIC is missing
• 3a6b692 drm/amdgpu: make sure we unpin the UVD BO
• 58da0b5 drm/amdgpu: Don't query CE and UE errors
• 48ee0db nfc: fix NULL ptr dereference in llcp_sock_getname() after failed connect
• 445477e x86/sev: Check SME/SEV support in CPUID first
• 942c586 x86/cpufeatures: Force disable X86_FEATURE_ENQCMD and remove update_pasid()
• 68dcd32 mm/page_alloc: fix counting of free pages after take off from buddy
• 5f2e1e8 mm/debug_vm_pgtable: fix alignment for pmd/pud_advanced_tests()
• c8d5fae ocfs2: fix data corruption by fallocate
• 7178be0 pid: take a reference when initializing cad_pid
• a4ed12f usb: dwc2: Fix build in periphal-only mode
• 3b713aa ext4: fix accessing uninit percpu counter variable with fast_commit
• 2050c6e ext4: fix memory leak in ext4_mb_init_backend on error path.
• fb86acc ext4: fix fast commit alignment issues
• d3b668b ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed
• 01d349a ext4: fix memory leak in ext4_fill_super
• b2057d1 ARM: dts: imx6q-dhcom: Add PU,VDD1P1,VDD2P5 regulators
• 623603e ARM: dts: imx6dl-yapp4: Fix RGMII connection to QCA8334 switch
• 846848c ALSA: hda: update the power_state during the direct-complete
• cfbb57f ALSA: hda: Fix for mute key LED for HP Pavilion 15-CK0xx
• 029c061 ALSA: timer: Fix master timer notification
• d11e5b9 gfs2: fix scheduling while atomic bug in glocks
• 127f25b HID: multitouch: require Finger field to mark Win8 reports as MT
• b5d013c HID: magicmouse: fix NULL-deref on disconnect
• a5e554f HID: i2c-hid: Skip ELAN power-on command after reset
• 46403c1 net: caif: fix memory leak in cfusbl_device_notify
• af28063 net: caif: fix memory leak in caif_device_notify
• d6db727 net: caif: add proper error handling
• dac5356 net: caif: added cfserl_release function
• df3b45f wireguard: allowedips: free empty intermediate nodes when removing single node
• c5155c7 wireguard: allowedips: allocate nodes in kmem_cache
• 70a9a71 wireguard: allowedips: remove nodes in O(1)
• 42a6677 wireguard: allowedips: initialize list head in selftest
• 842c21d wireguard: selftests: make sure rp_filter is disabled on vethc
• b8d72ac wireguard: selftests: remove old conntrack kconfig value
• f74da2c wireguard: use synchronize_net rather than synchronize_rcu
• d427588 wireguard: peer: allocate in kmem_cache
• d64fdba wireguard: do not use -O3
• 74caf71 Bluetooth: use correct lock to prevent UAF of hdev object
• 3795007 Bluetooth: fix the erroneous flush_work() order
• 7fa8ee0 drm/amdgpu/jpeg3: add cancel_delayed_work_sync before power gate
• c129465 drm/amdgpu/jpeg2.5: add cancel_delayed_work_sync before power gate
• 58f4d45 drm/amdgpu/vcn3: add cancel_delayed_work_sync before power gate
• ec72cb5 io_uring: use better types for cflags
• 0b2a990 io_uring: fix link timeout refs
• 3c23e23 riscv: vdso: fix and clean-up Makefile
• 282c9ee serial: stm32: fix threaded interrupt handling
• fdf1e5e tipc: fix unique bearer names sanity check
• e31ae45 tipc: add extack messages for bearer/media failure
• 0d83aec bus: ti-sysc: Fix flakey idling of uarts and stop using swsup_sidle_act
• 5592731 ARM: dts: imx: emcon-avari: Fix nxp,pca8574 #gpio-cells
• 67ae12a ARM: dts: imx7d-pico: Fix the 'tuning-step' property
• a776ea1 ARM: dts: imx7d-meerkat96: Fix the 'tuning-step' property
• 8aa4700 arm64: dts: freescale: sl28: var4: fix RGMII clock and voltage
• 4f323ce arm64: dts: zii-ultra: fix 12V_MAIN voltage
• a3716c1 arm64: dts: ls1028a: fix memory node
• d551b8e bus: ti-sysc: Fix am335x resume hang for usb otg module
• 426ba49 optee: use export_uuid() to copy client UUID
• d866a6e arm64: dts: ti: j7200-main: Mark Main NAVSS as dma-coherent
• a1bf166 ixgbe: add correct exception tracing for XDP
• e369db6 ixgbe: optimize for XDP_REDIRECT in xsk path
• ad50570 ice: add correct exception tracing for XDP
• 9e1eb42 ice: optimize for XDP_REDIRECT in xsk path
• 7bd82b7 ice: simplify ice_run_xdp
• 274d6ee i40e: add correct exception tracing for XDP
• fbae1a9 i40e: optimize for XDP_REDIRECT in xsk path
• 1958a31 cxgb4: avoid link re-train during TC-MQPRIO configuration
• 21d494d i2c: qcom-geni: Add shutdown callback for i2c
• c4b796f ice: Allow all LLDP packets from PF to Tx
• 68db783 ice: report supported and advertised autoneg using PHY capabilities
• 8726b9e ice: handle the VF VSI rebuild failure
• a79883c ice: Fix VFR issues for AVF drivers that expect ATQLEN cleared
• b94580b ice: Fix allowing VF to request more/less queues via virtchnl
• 0987023 ipv6: Fix KASAN: slab-out-of-bounds Read in fib6_nh_flush_exceptions
• 1dcf3d4 cxgb4: fix regression with HASH tc prio value update
• 8067da9 ixgbevf: add correct exception tracing for XDP
• e0b61cd igb: add correct exception tracing for XDP
• e513d88 ieee802154: fix error return code in ieee802154_llsec_getparams()
• 2a0ba01 ieee802154: fix error return code in ieee802154_add_iface()
• ff5039e bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks
• cdf3f6d bpf: Simplify cases in bpf_base_func_proto
• 4cf297e drm/i915/selftests: Fix return value check in live_breadcrumbs_smoketest()
• 8d614ee netfilter: nfnetlink_cthelper: hit EBUSY on updates if size mismatches
• 5f3429c netfilter: nft_ct: skip expectations for confirmed conntrack
• c440cd0 nvmet: fix freeing unallocated p2pmem
• 2a8cda3 net/mlx5: DR, Create multi-destination flow table with level less than 64
• c8972cf net/mlx5e: Check for needed capability for cvlan matching
• 7307003 net/mlx5: Check firmware sync reset requested is set before trying to abort it
• c1ea8c0 net/mlx5e: Fix incompatible casting
• f1d4184 net/tls: Fix use-after-free after the TLS device goes down and up
• 874ece2 net/tls: Replace TLS_RX_SYNC_RUNNING with RCU
• a5de17b net: sock: fix in-kernel mark setting
• 09fdb67 net: dsa: tag_8021q: fix the VLAN IDs used for encoding sub-VLANs
• 091283e perf probe: Fix NULL pointer dereference in convert_variable_location()
• 100c872 ACPICA: Clean up context mutex during object deletion
• df7c913 nvme-rdma: fix in-casule data send for chained sgls
• b198f77 mptcp: always parse mptcp options for MPC reqsk
• be0d850 net/sched: act_ct: Fix ct template allocation for zone 0
• f07c548 net/sched: act_ct: Offload connections with commit action
• 4f00f9c devlink: Correct VIRTUAL port to not have phys_port attributes
• 56c45ab HID: i2c-hid: fix format string mismatch
• 744db82 HID: pidff: fix error return code in hid_pidff_init()
• 39b9272 HID: logitech-hidpp: initialize level variable
• 4b1aba6 ipvs: ignore IP_VS_SVC_F_HASHED flag when adding service
• 46ae882 vfio/platform: fix module_put call in error flow
• 2adb031 samples: vfio-mdev: fix error handing in mdpy_fb_probe()
• c25454a vfio/pci: zap_vma_ptes() needs MMU
• c303db1 vfio/pci: Fix error return code in vfio_ecap_init()
• 8d27efb efi: cper: fix snprintf() use in cper_dimm_err_location()
• 951f8ef efi/libstub: prevent read overflow in find_file_option()
• b828601 efi: Allow EFI_MEMORY_XP and EFI_MEMORY_RO both to be cleared
• 5148066 efi/fdt: fix panic when no valid fdt found
• 39a909a netfilter: conntrack: unregister ipv4 sockopts on error unwind
• 46e6506 hwmon: (pmbus/isl68137) remove READ_TEMPERATURE_3 for RAA228228
• 0d0df2e hwmon: (dell-smm-hwmon) Fix index values
• 70df000 net: usb: cdc_ncm: don't spew notifications
• 1d62b7a btrfs: tree-checker: do not error out if extent ref hash doesn't match

Homepage
Download Linux 5.10.43-xanmod1 source from GitHub