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An updated XanMod Linux Kernel based on the latest Linux Kernel 5.13.8 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-xanmodlinux-xanmod-edgelinux-xanmod-ltslinux-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 5.13.8-xanmod1

  • efee38d Linux 5.13.8-xanmod1
  • efc5ff0 netfilter: Add full cone NAT support
  • 373133e fs/ntfs3: Fix unsupported flags by clang
  • 8b1416f fs/ntfs3: Add MAINTAINERS
  • fc6e42f fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile
  • 0d44595 fs/ntfs3: Add Kconfig, Makefile and doc
  • 1731a94 fs/ntfs3: Add NTFS journal
  • c14f0a7 fs/ntfs3: Add compression
  • 508ab95 fs/ntfs3: Add attrib operations
  • 0a8ab6a fs/ntfs3: Add file operations and implementation
  • 84587e8 fs/ntfs3: Add bitmap
  • bd0a52c fs/ntfs3: Add initialization of super block
  • 4a4ab59 fs/ntfs3: Add headers and misc files
  • 7cfee9f Merge tag 'v5.13.8' into 5.13
    |\
    | * 3cfdd72 Linux 5.13.8
    | * d92d15c octeontx2-af: Remove unnecessary devm_kfree
    | * 187463c perf pmu: Fix alias matching
    | * 5e1fc53 can: j1939: j1939_session_deactivate(): clarify lifetime of session object
    | * f27deb3 i40e: Add additional info to PHY type error
    | * e95d994 io_uring: fix race in unified task_work running
    | * ee6d50c Revert "perf map: Fix dso->nsinfo refcounting"
    | * 9755a44 powerpc/pseries: Fix regression while building external modules
    | * c732569 powerpc/vdso: Don't use r30 to avoid breaking Go lang
    | * 52e9158 SMB3: fix readpage for large swap cache
    | * 19f60bf bpf: Fix pointer arithmetic mask tightening under state pruning
    | * 8595837 bpf: verifier: Allocate idmap scratch in verifier env
    | * 738ab7d bpf: Remove superfluous aux sanitation on subprog rejection
    | * 0b27bdf bpf: Fix leakage due to insufficient speculative store bypass mitigation
    | * ddab060 bpf: Introduce BPF nospec instruction for mitigating Spectre v4
    | * 9ec5443 can: hi311x: fix a signedness bug in hi3110_cmd()
    | * dda5c13 sis900: Fix missing pci_disable_device() in probe and remove
    | * 6cbc642 tulip: windbond-840: Fix missing pci_disable_device() in probe and remove
    | * c7d5458 sctp: fix return value check in __sctp_rcv_asconf_lookup
    | * fc55300 block: delay freeing the gendisk
    | * 926fa65 net/mlx5: Fix mlx5_vport_tbl_attr chain from u16 to u32
    | * 601c356 net/mlx5e: Fix nullptr in mlx5e_hairpin_get_mdev()
    | * 6b35ae3 net/mlx5: Unload device upon firmware fatal error
    | * 9bf4345 net/mlx5e: Fix page allocation failure for ptp-RQ over SF
    | * 09f2d23 net/mlx5e: Fix page allocation failure for trap-RQ over SF
    | * e6eaea0 net/mlx5e: Add NETIF_F_HW_TC to hw_features when HTB offload is available
    | * b0ba8a1 net/mlx5e: RX, Avoid possible data corruption when relaxed ordering and LRO combined
    | * 4d253ea net/mlx5: E-Switch, handle devcom events only for ports on the same device
    | * 0b26a4e net/mlx5: E-Switch, Set destination vport vhca id only when merged eswitch is supported
    | * 1dc7f12 net/mlx5e: Disable Rx ntuple offload for uplink representor
    | * 644c3c5 net/mlx5: Fix flow table chaining
    | * 951e41d bpf, sockmap: Zap ingress queues after stopping strparser
    | * 0664f9a KVM: selftests: Fix missing break in dirty_log_perf_test arg parsing
    | * 9e27f57 drm/msm/dp: Initialize the INTF_CONFIG register
    | * c122e93 drm/msm/dp: use dp_ctrl_off_link_stream during PHY compliance test run
    | * 58389fa drm/msm/dpu: Fix sm8250_mdp register length
    | * 5e8c20b net: llc: fix skb_over_panic
    | * 40e7995 KVM: x86: Check the right feature bit for MSR_KVM_ASYNC_PF_ACK access
    | * 9eb2c41 drm/i915/bios: Fix ports mask
    | * 4689d61 drm/panel: panel-simple: Fix proper bpc for ytc700tlag_05_201c
    | * 7d93d61 mlx4: Fix missing error code in mlx4_load_one()
    | * 58b30f9 net: phy: broadcom: re-add check for PHY_BRCM_DIS_TXCRXC_NOENRGY on the BCM54811 PHY
    | * 0379d6b octeontx2-pf: Dont enable backpressure on LBK links
    | * 4182c0d octeontx2-pf: Fix interface down flag on error
    | * b8a0718 tipc: do not write skb_shinfo frags when doing decrytion
    | * 0e99b79 can: mcp251xfd: mcp251xfd_irq(): stop timestamping worker in case error in IRQ
    | * d689219 ionic: count csum_none when offload enabled
    | * 70da7c5 ionic: fix up dim accounting for tx and rx
    | * e892739 ionic: remove intr coalesce update from napi
    | * b367a9a ionic: catch no ptp support earlier
    | * 12e8827 ionic: make all rx_mode work threadsafe
    | * 2e618cf net: qrtr: fix memory leaks
    | * 56a5e59 loop: reintroduce global lock for safe loop_validate_file() traversal
    | * fcc99d4 net: dsa: mv88e6xxx: silently accept the deletion of VID 0 too
    | * a6964b4 net: Set true network header for ECN decapsulation
    | * 7b3f852 tipc: fix sleeping in tipc accept routine
    | * a73d038 tipc: fix implicit-connect for SYN+
    | * 457202b i40e: Fix log TC creation failure when max num of queues is exceeded
    | * a7ce706 i40e: Fix queue-to-TC mapping on Tx
    | * 6445752 i40e: Fix firmware LLDP agent related warning
    | * 79c71f5 i40e: Fix logic of disabling queues
    | * 367bec7 netfilter: nft_nat: allow to specify layer 4 protocol NAT only
    | * 62659ab netfilter: conntrack: adjust stop timestamp to real expiry value
    | * 525e6eb mac80211: fix enabling 4-address mode on a sta vif after assoc
    | * 13b8ab2 bpf: Fix OOB read when printing XDP link fdinfo
    | * 467c905 netfilter: nf_tables: fix audit memory leak in nf_tables_commit
    | * f704644 RDMA/rxe: Fix memory leak in error path code
    | * 1544d2b platform/x86: amd-pmc: Fix missing unlock on error in amd_pmc_send_cmd()
    | * d23677f platform/x86: amd-pmc: Fix SMU firmware reporting mechanism
    | * 91f5c8f platform/x86: amd-pmc: Fix command completion code
    | * 7113367 RDMA/bnxt_re: Fix stats counters
    | * d68acf3 cfg80211: Fix possible memory leak in function cfg80211_bss_update
    | * a8d4169 io_uring: fix poll requests leaking second poll entries
    | * 5db0ca0 io_uring: don't block level reissue off completion path
    | * 5bb49c8 io_uring: fix io_prep_async_link locking
    | * ca324a2 nfc: nfcsim: fix use after free during module unload
    | * caed0df blk-iocost: fix operation ordering in iocg_wake_fn()
    | * 749abc8 drm/amdgpu: Fix resource leak on probe error path
    | * 070f46b drm/amdgpu: Avoid printing of stack contents on firmware load error
    | * 4e7961b drm/amdgpu: Check pmops for desired suspend state
    | * 0652b1e drm/amd/display: ensure dentist display clock update finished in DCN20
    | * 9c2cae7 NIU: fix incorrect error return, missed in previous revert
    | * 633799d net: stmmac: add est_irq_status callback function for GMAC 4.10 and 5.10
    | * fa1c5ef HID: wacom: Re-enable touch by default for Cintiq 24HDT / 27QHDT
    | * 892ced3 alpha: register early reserved memory in memblock
    | * a63d311 can: esd_usb2: fix memory leak
    | * d23e7c0 can: ems_usb: fix memory leak
    | * 6236584 can: usb_8dev: fix memory leak
    | * 78673a8 can: mcba_usb_start(): add missing urb->transfer_dma initialization
    | * 87d268f can: peak_usb: pcan_usb_handle_bus_evt(): fix reading rxerr/txerr values
    | * aec236c can: raw: raw_setsockopt(): fix raw_rcv panic for sock UAF
    | * ea9e6fc can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms
    | * 9293727 mm/memcg: fix NULL pointer dereference in memcg_slab_free_hook()
    | * 87370a9 mm: memcontrol: fix blocking rstat function called from atomic cgroup1 thresholding code
    | * 3df2bd9 ocfs2: issue zeroout to EOF blocks
    | * c9302ab ocfs2: fix zero out valid data
    | * a9f2d08 KVM: add missing compat KVM_CLEAR_DIRTY_LOG
    | * a80e324 x86/kvm: fix vcpu-id indexed array sizes
    | * 3c82e27 ACPI: DPTF: Fix reading of attributes
    | * cf90e1c Revert "ACPI: resources: Add checks for ACPI IRQ override"
    | * 1d381ac btrfs: mark compressed range uptodate only if all bio succeed
    | * c543bce btrfs: fix rw device counting in __btrfs_free_extra_devids
    | * 9e4417a btrfs: fix lost inode on log replay after mix of fsync, rename and inode eviction
    | * 89e3499 fs/ext2: Avoid page_address on pages returned by ext2_get_page
    | * f0aa1bc pipe: make pipe writes always wake up readers
    | * 5a5aaf4 selftest: fix build error in tools/testing/selftests/vm/userfaultfd.c
  • 344250c Revert "fs/ntfs3: Add headers and misc files"
  • 04733e6 Revert "fs/ntfs3: Add initialization of super block"
  • 7c728ed Revert "fs/ntfs3: Add bitmap"
  • 3106ddf Revert "fs/ntfs3: Add file operations and implementation"
  • f98b896 Revert "fs/ntfs3: Add attrib operations"
  • 3eeace2 Revert "fs/ntfs3: Add compression"
  • eb1de7e Revert "fs/ntfs3: Add NTFS journal"
  • 9eab383 Revert "fs/ntfs3: Add Kconfig, Makefile and doc"
  • a97e3c3 Revert "fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile"
  • 0efe06a Revert "fs/ntfs3: Add MAINTAINERS"
  • 93c7b9a Revert "fs/ntfs3: Fix unsupported flags by clang ( #146)"
Xanmod

Homepage
Download Linux 5.13.8-xanmod1 source from GitHub