A new XanMod Linux Kernel based on the latest LTS Linux Kernel 5.10.27 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 5.10.27-xanmod1

• f18657a Linux 5.10.27-xanmod1
• 65a89e2 Merge tag 'v5.10.27' into 5.10
• 472493c Linux 5.10.27
• 3a1ca9b xen-blkback: don't leak persistent grants from xen_blkbk_map()
• 03a1c32 can: peak_usb: Revert "can: peak_usb: add forgotten supported devices"
• f12d05f nvme: fix the nsid value to print in nvme_validate_or_alloc_ns
• 36478a9 Revert "net: bonding: fix error return code of bond_neigh_init()"
• 451ba16 Revert "xen: fix p2m size in dom0 for disabled memory hotplug case"
• df61d3c fs/ext4: fix integer overflow in s_log_groups_per_flex
• 0229b59 ext4: add reclaim checks to xattr code
• 25e809b mac80211: fix double free in ibss_leave
• 39e1a35 net: dsa: b53: VLAN filtering is global to all users
• d3b5a04 r8169: fix DMA being used after buffer free if WoL is enabled
• 8dc08a2 can: dev: Move device back to init netns on owning netns delete
• 24256b4 ch_ktls: fix enum-conversion warning
• 6f15c02 fs/cachefiles: Remove wait_bit_key layout dependency
• 002ea84 mm/memcg: fix 5.10 backport of splitting page memcg
• 2c16352 x86/mem_encrypt: Correct physical address calculation in __set_clr_pte_enc()
• c6c9bc4 locking/mutex: Fix non debug version of mutex_lock_io_nested()
• d4ce2a8 cifs: Adjust key sizes and key generation routines for AES256 encryption
• 86cc799 smb3: fix cached file size problems in duplicate extents (reflink)
• 2423511 scsi: mpt3sas: Fix error return code of mpt3sas_base_attach()
• 6b977fe scsi: qedi: Fix error return code of qedi_alloc_global_queues()
• 62bb066 scsi: Revert "qla2xxx: Make sure that aborted commands are freed"
• fc062d2 block: recalculate segment count for multi-segment discards correctly
• dcf2dfc io_uring: fix provide_buffers sign extension
• efb334c perf synthetic events: Avoid write of uninitialized memory when generating PERF_RECORD_MMAP* records
• 5febe60 perf auxtrace: Fix auxtrace queue conflict
• 4a58919 ACPI: scan: Use unique number for instance_no
• 2ba9964 ACPI: scan: Rearrange memory allocation in acpi_device_add()
• c33f918 Revert "netfilter: x_tables: Update remaining dereference to RCU"
• de2e6b4 mm/mmu_notifiers: ensure range_end() is paired with range_start()
• 42aa210 dm table: Fix zoned model check and zone sectors check
• 3fdebc2 netfilter: x_tables: Use correct memory barriers.
• 520be4d Revert "netfilter: x_tables: Switch synchronization to RCU"
• 87771c9 net: phy: broadcom: Fix RGMII delays for BCM50160 and BCM50610M
• 485335a net: phy: broadcom: Set proper 1000BaseX/SGMII interface mode for BCM54616S
• 837a3ae net: phy: broadcom: Avoid forward for bcm54xx_config_clock_delay()
• 9a52672 net: phy: introduce phydev->port
• c4934e6 net: axienet: Fix probe error cleanup
• 3e08fd4 net: axienet: Properly handle PCS/PMA PHY for 1000BaseX mode
• d65e7d0 igb: avoid premature Rx buffer reuse
• c7eb3e1 net, bpf: Fix ip6ip6 crash with collect_md populated skbs
• 0a245ac net: Consolidate common blackhole dst ops
• 33cd5f8 bpf: Don't do bpf_cgroup_storage_set() for kuprobe/tp programs
• d95696f RDMA/cxgb4: Fix adapter LE hash errors while destroying ipv6 listening server
• b740e58 xen/x86: make XEN_BALLOON_MEMORY_HOTPLUG_LIMIT depend on MEMORY_HOTPLUG
• 889c56e octeontx2-af: Fix memory leak of object buf
• 558454e net: bridge: don't notify switchdev for local FDB addresses
• 7d019b2 PM: EM: postpone creating the debugfs dir till fs_initcall
• 08a5f81 net/mlx5e: Fix error path for ethtool set-priv-flag
• 624f0dc net/mlx5e: Offload tuple rewrite for non-CT flows
• c83207b net/mlx5e: Allow to match on MPLS parameters only for MPLS over UDP
• 0be13d0 net/mlx5: Add back multicast stats for uplink representor
• 65c021e PM: runtime: Defer suspending suppliers
• 3db5fc5 arm64: kdump: update ppos when reading elfcorehdr
• 447a011 drm/msm: Fix suspend/resume on i.MX5
• c7552de drm/msm: fix shutdown hook in case GPU components failed to bind
• 0b7bc92 can: isotp: tx-path: zero initialize outgoing CAN frames
• ccd5565 bpf: Fix umd memory leak in copy_process()
• eeadce8 libbpf: Fix BTF dump of pointer-to-array-of-struct
• 7693b64 selftests: forwarding: vxlan_bridge_1d: Fix vxlan ecn decapsulate value
• 5ebb994 selinux: vsock: Set SID for socket returned by accept()
• 1e01729 net: stmmac: dwmac-sun8i: Provide TX and RX fifo sizes
• 961d9a6 r8152: limit the RX buffer size of RTL8153A for USB 2.0
• 2330d46 igb: check timestamp validity
• 421e0d7 net: cdc-phonet: fix data-interface release on probe failure
• 943e158 net: check all name nodes in __dev_alloc_name
• 748a158 octeontx2-af: fix infinite loop in unmapping NPC counter
• b553f45 octeontx2-pf: Clear RSS enable flag on interace down
• 11e94cf octeontx2-af: Fix irq free in rvu teardown
• da517ca octeontx2-af: Remove TOS field from MKEX TX
• 1055796 octeontx2-af: Modify default KEX profile to extract TX packet fields
• f896ae2 octeontx2-af: Formatting debugfs entry rsrc_alloc.
• 5f64c4c ipv6: weaken the v4mapped source check
• 9e48a3b ARM: dts: imx6ull: fix ubi filesystem mount failed
• b4c574e libbpf: Use SOCK_CLOEXEC when opening the netlink socket
• 86e525b libbpf: Fix error path in bpf_object__elf_init()
• 4280132 netfilter: flowtable: Make sure GC works periodically in idle system
• 186d8dc netfilter: nftables: allow to update flowtable flags
• 4a741b4 netfilter: nftables: report EOPNOTSUPP on unsupported flowtable flags
• a96a8cb net/sched: cls_flower: fix only mask bit check in the validate_ct_state
• 6233c2d ionic: linearize tso skb with too many frags
• 7637048 drm/msm/dsi: fix check-before-set in the 7nm dsi_pll code
• 126aa8f ftrace: Fix modify_ftrace_direct.
• 29b8834 nfp: flower: fix pre_tun mask id allocation
• 47dae14 nfp: flower: add ipv6 bit to pre_tunnel control message
• 259b012 nfp: flower: fix unsupported pre_tunnel flows
• aeff815 selftests/net: fix warnings on reuseaddr_ports_exhausted
• bd63bd7 mac80211: Allow HE operation to be longer than expected.
• f865127 mac80211: fix rate mask reset
• 48d0b54 can: m_can: m_can_rx_peripheral(): fix RX being blocked by errors
• afaca48 can: m_can: m_can_do_rx_poll(): fix extraneous msg loss warning
• 4fcf59c can: c_can: move runtime PM enable/disable to c_can_platform
• 524320e can: c_can_pci: c_can_pci_remove(): fix use-after-free
• f9a5974 can: kvaser_pciefd: Always disable bus load reporting
• af3e6c3 can: flexcan: flexcan_chip_freeze(): fix chip freeze for missing bitrate
• 0cbadc0 can: peak_usb: add forgotten supported devices
• 3b3d927 can: isotp: TX-path: ensure that CAN frame flags are initialized
• f88517d can: isotp: isotp_setsockopt(): only allow to set low level TX flags for CAN-FD
• 63f2a9b tcp: relookup sock for RST+ACK packets handled by obsolete req sock
• 50f41f2 tipc: better validate user input in tipc_nl_retrieve_key()
• ddeba5b net: phylink: Fix phylink_err() function name error in phylink_major_config
• 375f516 net: hdlc_x25: Prevent racing between "x25_close" and "x25_xmit"/"x25_rx"
• ee39ee5 netfilter: ctnetlink: fix dump of the expect mask attribute
• d5380ce selftests/bpf: Set gopt opt_class to 0 if get tunnel opt failed
• 33cc382 flow_dissector: fix byteorder of dissected ICMP ID
• fce6fb9 net: qrtr: fix a kernel-infoleak in qrtr_recvmsg()
• 6d3635e net: ipa: terminate message handler arrays
• 1701bd2 clk: qcom: gcc-sc7180: Use floor ops for the correct sdcc1 clk
• b50c46e ftgmac100: Restart MAC HW once
• e64a5a5 net: phy: broadcom: Add power down exit reset state delay
• 87378c8 net/qlcnic: Fix a use after free in qlcnic_83xx_get_minidump_template
• 648b62f e1000e: Fix error handling in e1000_set_d0_lplu_state_82571
• 8ed431f e1000e: add rtnl_lock() to e1000_reset_task
• 5994a09 igc: Fix igc_ptp_rx_pktstamp()
• 0963fad igc: Fix Supported Pause Frame Link Setting
• d5330d5 igc: Fix Pause Frame Advertising
• d85ffad igc: reinit_locked() should be called with rtnl_lock
• 4c91fc6 net: dsa: bcm_sf2: Qualify phydev->dev_flags based on port
• f642700 net: sched: validate stab values
• 400199d macvlan: macvlan_count_rx() needs to be aware of preemption
• 2514c7a drop_monitor: Perform cleanup upon probe registration failure
• 7f041ee ipv6: fix suspecious RCU usage warning
• 61219de net/mlx5e: Don't match on Geneve options in case option masks are all zero
• d0be25f net/mlx5e: When changing XDP program without reset, take refs for XSK RQs
• 60b5ff1 net/mlx5e: RX, Mind the MPWQE gaps when calculating offsets
• 9857de9 libbpf: Fix INSTALL flag order
• f7c3d76 bpf: Change inode_storage's lookup_elem return value from NULL to -EBADF
• 926cde9 veth: Store queue_mapping independently of XDP prog presence
• f47a9b2 soc: ti: omap-prm: Fix occasional abort on reset deassert for dra7 iva
• 1f79890 ARM: OMAP2+: Fix smartreflex init regression after dropping legacy data
• 965e6cb bus: omap_l3_noc: mark l3 irqs as IRQF_NO_THREAD
• 921aae1 dm ioctl: fix out of bounds array access when no devices
• d8b36c4 dm verity: fix DM_VERITY_OPTS_MAX value
• 1e2d70d drm/i915: Fix the GT fence revocation runtime PM logic
• da6a9b5 drm/amdgpu: Add additional Sienna Cichlid PCI ID
• dc28098 drm/amdgpu/display: restore AUX_DPHY_TX_CONTROL for DCN2.x
• e02f765 drm/amd/pm: workaround for audio noise issue
• f771b2b drm/etnaviv: Use FOLL_FORCE for userptr
• 546f7fc integrity: double check iint_cache was initialized
• 5f7b515 ARM: dts: at91-sama5d27_som1: fix phy address to 7
• 2a0d359 ARM: dts: at91: sam9x60: fix mux-mask to match product's datasheet
• 0b6cd88 ARM: dts: at91: sam9x60: fix mux-mask for PA7 so it can be set to A, B and C
• 1c103f5 arm64: dts: ls1043a: mark crypto engine dma coherent
• 4f35b64 arm64: dts: ls1012a: mark crypto engine dma coherent
• 3883f33 arm64: dts: ls1046a: mark crypto engine dma coherent
• 1ced455 arm64: stacktrace: don't trace arch_stack_walk()
• 53d3c80 ACPICA: Always create namespace nodes using acpi_ns_create_node()
• 36fe73b ACPI: video: Add missing callback back for Sony VPCEH3U1E
• 1f5c9ef gcov: fix clang-11+ support
• 6e63cc1 kasan: fix per-page tags for non-page_alloc pages
• fe03ccc hugetlb_cgroup: fix imbalanced css_get and css_put pair for shared mappings
• 269042e squashfs: fix xattr id and id lookup sanity checks
• 61d72c5 squashfs: fix inode lookup sanity checks
• 1d215fc z3fold: prevent reclaim/free race for headless pages
• e464209 psample: Fix user API breakage
• a4be7e4 platform/x86: intel-vbtn: Stop reporting SW_DOCK events
• 4f67d3e netsec: restore phy power state after controller reset
• 19c9967 selinux: fix variable scope issue in live sidtab conversion
• 9731e08 selinux: don't log MAC_POLICY_LOAD record on failed policy load
• 3b87d0c btrfs: fix sleep while in non-sleep context during qgroup removal
• 771dfb3 KVM: x86: Protect userspace MSR filter with SRCU, and set atomically-ish
• 394e4fd static_call: Fix static_call_set_init()
• 0fefb5f static_call: Fix the module key fixup
• a63068e static_call: Allow module use without exposing static_call_key
• 433cd7c static_call: Pull some static_call declarations to the type headers
• 533c293 ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign
• d76e207 ia64: fix ia64_syscall_get_set_arguments() for break-based syscalls
• 7077d5e mm/fork: clear PASID for new mm
• 07feac8 block: Suppress uevent for hidden device when removed
• 9f70460 nfs: we don't support removing system.nfs4_acl
• 3dab008 nvme-pci: add the DISABLE_WRITE_ZEROES quirk for a Samsung PM1725a
• 8f0534c nvme-rdma: Fix a use after free in nvmet_rdma_write_data_done
• c7b3f6d nvme-core: check ctrl css before setting up zns
• 9083dc7 nvme-fc: return NVME_SC_HOST_ABORTED_CMD when a command has been aborted
• 4d6aea2 nvme-fc: set NVME_REQ_CANCELLED in nvme_fc_terminate_exchange()
• 7e62a89 nvme: add NVME_REQ_CANCELLED flag in nvme_cancel_request()
• d8b17df nvme: simplify error logic in nvme_validate_ns()
• b91230a drm/radeon: fix AGP dependency
• 35d4f07 drm/amdgpu: fb BO should be ttm_bo_type_device
• a255d14 drm/amd/display: Revert dram_clock_change_latency for DCN2.1
• d27b096 block: Fix REQ_OP_ZONE_RESET_ALL handling
• c9d1f6a regulator: qcom-rpmh: Correct the pmic5_hfsmps515 buck
• 6366a5b kselftest: arm64: Fix exit code of sve-ptrace
• da5bc0c u64_stats,lockdep: Fix u64_stats_init() vs lockdep
• f893383 staging: rtl8192e: fix kconfig dependency on CRYPTO
• eb4154f habanalabs: Call put_pid() when releasing control device
• f2b38f0 sparc64: Fix opcode filtering in handling of no fault loads
• 58b3419 umem: fix error return code in mm_pci_probe()
• feaa911 kbuild: dummy-tools: fix inverted tests for gcc
• ede8be3 kbuild: add image_name to no-sync-config-targets
• 264bb27 irqchip/ingenic: Add support for the JZ4760
• b684c38 cifs: change noisy error message to FYI
• 758bca3 atm: idt77252: fix null-ptr-dereference
• f35954a atm: uPD98402: fix incorrect allocation
• 852143e net: enetc: set MAC RX FIFO to recommended value
• 697082b net: davicom: Use platform_get_irq_optional()
• e6946ef net: wan: fix error return code of uhdlc_init()
• 184dc03 net: hisilicon: hns: fix error return code of hns_nic_clear_all_rx_fetch()
• 9d1a539 NFS: Correct size calculation for create reply length
• 2479c6b nfs: fix PNFS_FLEXFILE_LAYOUT Kconfig default
• b48779c gpiolib: acpi: Add missing IRQF_ONESHOT
• 9443aef cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev
• 6d7dce3 gfs2: fix use-after-free in trans_drain
• 419ebba cifs: ask for more credit on async read/write code paths
• b8bfda6 gianfar: fix jumbo packets+napi+rx overrun crash
• 2d0fba5 sun/niu: fix wrong RXMAC_BC_FRM_CNT_COUNT count
• 81b1a8f net: intel: iavf: fix error return code of iavf_init_get_resources()
• 5f86016 net: tehuti: fix error return code in bdx_probe()
• 71b996c blk-cgroup: Fix the recursive blkg rwstat
• b171748 scsi: ufs: ufs-qcom: Disable interrupt in reset path
• 0282105 ixgbe: Fix memleak in ixgbe_configure_clsu32
• 4dc1235 ALSA: hda: ignore invalid NHLT table
• 18f27fc Revert "r8152: adjust the settings about MAC clock speed down for RTL8153"
• f8f6190 atm: lanai: dont run lanai_dev_close if not open
• 6f6e459 atm: eni: dont release is never initialized
• 75e967a powerpc/4xx: Fix build errors from mfdcr()
• 4a104e4 net: fec: ptp: avoid register access when ipg clock is disabled
• 50c7568 net: stmmac: fix dma physical address of descriptor when display ring
• a9daba1 mt76: fix tx skb error handling in mt76_dma_tx_queue_skb
• efb12c0 mm/memcg: set memcg when splitting page
• 6143a1d mm/memcg: rename mem_cgroup_split_huge_fixup to split_page_memcg and add nr_pages argument

Homepage
Download Linux 5.10.27-xanmod1 source from GitHub