Commits · RELEASE-4.20.1 · Claudia J. Kang / xen · GitLab

Jul 09, 2025
- update Xen version to 4.20.1 · 08f04396
  Jan Beulich authored Jul 09, 2025
  
  View commits for tag RELEASE-4.20.1 RELEASE-4.20.1
  
  08f04396
- x86/idle: undo use of MONITOR/MWAIT mnemonics · 4f0dc6c6
  Jan Beulich authored Jul 09, 2025
  4f0dc6c6
Jul 08, 2025
- x86/spec-ctrl: Mitigate Transitive Scheduler Attacks · 138d403e
  Andrew Cooper authored Aug 29, 2024
  138d403e
Jul 07, 2025
- x86/idle: Rearrange VERW and MONITOR in mwait_idle_with_hints() · 05b99110
  Andrew Cooper authored Apr 02, 2025
  05b99110
- x86/ucode: Digests for TSA microcode · be1e30b4
  Andrew Cooper authored Sep 27, 2024
  be1e30b4
- x86/cpu-policy: Infrastructure for CPUID leaf 0x80000021.ecx · 67dda847
  Andrew Cooper authored Sep 10, 2024
  67dda847
- x86/cpu-policy: Rearrange guest_common_*_feature_adjustments() · 88c8875c
  Andrew Cooper authored Jun 27, 2025
  88c8875c
- x86/idle: Fix buggy "x86/mwait-idle: enable interrupts before C1 on Xeons" · 349c70a3
  Andrew Cooper authored Jul 02, 2025
  349c70a3
- x86/idle: Implement a new MWAIT IPI-elision algorithm · 13d09b2f
  Andrew Cooper authored Jul 01, 2025
  13d09b2f
- xen/softirq: Rework arch_skip_send_event_check() into arch_set_softirq() · 1a51c625
  Andrew Cooper authored Jul 01, 2025
  1a51c625
- x86/idle: Convert force_mwait_ipi_wakeup to X86_BUG_MONITOR · 3f11eda3
  Andrew Cooper authored Jul 01, 2025
  3f11eda3
- x86/idle: Drop incorrect smp_mb() in mwait_idle_with_hints() · d6727b7e
  Andrew Cooper authored Jul 01, 2025
  d6727b7e
- x86/idle: Remove broken MWAIT implementation · f5dd06f9
  Andrew Cooper authored Jul 01, 2025
  f5dd06f9
- x86/cpu-policy: Simplify logic in guest_common_default_feature_adjustments() · 60522d40
  Andrew Cooper authored Jun 27, 2025
  60522d40
- Revert part of "x86/mwait-idle: disable IBRS during long idle" · b6436bb0
  Andrew Cooper authored Jun 24, 2025
  b6436bb0
- x86/idle: Remove MFENCEs for CLFLUSH_MONITOR · 8869f66d
  Andrew Cooper authored Apr 01, 2025
  8869f66d
- x86/idle: Move monitor()/mwait() wrappers into cpu-idle.c · fa254938
  Andrew Cooper authored Apr 01, 2025
  fa254938
- x86/cpu-policy: Fix handling of leaf 0x80000021 · 0c70d444
  Andrew Cooper authored Jul 07, 2025 and Jan Beulich committed Jul 07, 2025
  0c70d444
- xen/build: pass -fzero-init-padding-bits=all to gcc15 · 703e42cd
  Jan Beulich authored Jul 07, 2025
  703e42cd
- libxc/PM: Retry get_pxstat if data is incomplete · 74e66f34
  Ross Lagerwall authored Jul 07, 2025 and Jan Beulich committed Jul 07, 2025
  74e66f34
- libxc/PM: Ensure pxstat buffers are correctly sized · f448bc10
  Ross Lagerwall authored Jul 07, 2025 and Jan Beulich committed Jul 07, 2025
  f448bc10
Jul 01, 2025
- x86/emul: Fix extable registration in invoke_stub() · 9e1309b0
  Andrew Cooper authored May 15, 2025
  9e1309b0
Jun 26, 2025
- xenalyze: Add 2 missed VCPUOPs in vcpu_op_str · 2f80f307
  Gang Ji authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  2f80f307
- cpufreq: Avoid potential buffer overrun and leak · fd64f59c
  Ross Lagerwall authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  fd64f59c
- x86/pmstat: Check size of PMSTAT_get_pxstat buffers · 110bc6ef
  Ross Lagerwall authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  110bc6ef
- tools/libxl: Only access legacy altp2m on HVM · 0cd774e8
  Jason Andryuk authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  0cd774e8
- x86/pv: Fix breakpoint reporting · 60f61371
  Andrew Cooper authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  60f61371
- x86/vmx: Fix VMEntry failure on ADL/SPR with shadow guests · ed3bf0a8
  Andrew Cooper authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  ed3bf0a8
- x86/vpci: fix handling of BAR overlaps with non-hole regions · 59199179
  Roger Pau Monné authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  59199179
- x86/pv: fix emulation of wb{,no}invd to flush all pCPU caches · a60e9530
  Roger Pau Monné authored Jun 26, 2025 and Jan Beulich committed Jun 26, 2025
  a60e9530
May 16, 2025
- x86/emul: Fix emulation of RDSEED with older toolchains · ddec0076
  Andrew Cooper authored May 15, 2025
  ddec0076
May 15, 2025
- x86/IRQ: constrain creator-domain-ID assertion · 612cfd72
  Jan Beulich authored May 15, 2025
  612cfd72
- x86/pv: fix MMUEXT_FLUSH_CACHE to flush all pCPU caches · ee150f56
  Roger Pau Monné authored May 15, 2025 and Jan Beulich committed May 15, 2025
  ee150f56
- x86/spec-ctrl: Support Intel's new PB-OPT · f938c084
  Andrew Cooper authored May 15, 2025 and Jan Beulich committed May 15, 2025
  f938c084
May 13, 2025
- cpufreq: don't leave stale statistics pointer · b1eeea44
  Jan Beulich authored May 13, 2025
  b1eeea44
- x86emul: avoid UB shifts in FLDENV/FRSTOR handling · 68506161
  Jan Beulich authored May 13, 2025
  68506161
- xen/link: Include .debug_str_offsets in DWARF2_DEBUG_SECTIONS · d58800f1
  Andrew Cooper authored May 13, 2025 and Jan Beulich committed May 13, 2025
  d58800f1
May 12, 2025
- x86/spec-ctrl: Synthesise ITS_NO to guests on unaffected hardware · 45056fe5
  Andrew Cooper authored May 09, 2024
  45056fe5
- x86/thunk: Build Xen with Return Thunks · b9e8204a
  Jan Beulich authored Apr 07, 2025 and Andrew Cooper committed May 12, 2025
  b9e8204a
- x86/stubs: Introduce place_ret() to abstract away raw 0xc3's · cda26aed
  Andrew Cooper authored May 04, 2025
  cda26aed