Hello,
The following series aims to improve the tlb flush times when running
nested Xen, and it's specially beneficial when running in shim mode.
See patch #2 for a comparison on the performance of the L0 assisted
flush vs using x2APIC shorthand.
Thanks, Roger.
Roger Pau Monne (2):
x86/hvm: improve performance of HVMOP_flush_tlbs
x86/tlb: use Xen L0 assisted TLB flush when available
xen/arch/x86/guest/xen/xen.c | 11 +++++++
xen/arch/x86/hvm/hvm.c | 55 ++++++++++++++++++++++-----------
xen/arch/x86/smp.c | 6 ++++
xen/include/asm-x86/guest/xen.h | 7 +++++
4 files changed, 61 insertions(+), 18 deletions(-)
--
2.24.1
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