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[0/2] x86/vlapic: Fixes to APIC_ESR handling

Message ID 20241128004737.283521-1-andrew.cooper3@citrix.com (mailing list archive)
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Series x86/vlapic: Fixes to APIC_ESR handling | expand

Message

Andrew Cooper Nov. 28, 2024, 12:47 a.m. UTC 
Found because of yesterday's Pentium errata fun, and trying to
complete/publish the XSA-462 PoC.

Andrew Cooper (2):
  x86/vlapic: Fix handling of writes to APIC_ESR
  x86/vlapic: Drop vlapic->esr_lock

 xen/arch/x86/hvm/vlapic.c              | 27 +++++++++++---------------
 xen/arch/x86/include/asm/hvm/vlapic.h  |  1 -
 xen/include/public/arch-x86/hvm/save.h |  1 +
 3 files changed, 12 insertions(+), 17 deletions(-)