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Code Issues Releases Activity

Hide TSC-deadline APIC timer support from guests. This mode

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isn't yet implemented in bhyve's APIC emulation.

Reviewed by:	neel
Approved by:	re@ (blanket)
This commit is contained in:
Peter Grehan 2013-09-17 17:56:53 +00:00
parent 7a8d25c037
commit 517e21d3e7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=255645
1 changed files with 6 additions and 1 deletions
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7
sys/amd64/vmm/x86.c
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@ -163,7 +163,12 @@ x86_emulate_cpuid(struct vm *vm, int vcpu_id,
* Hide the performance and debug features.
*/
regs[2] &= ~CPUID2_PDCM;
/*
* No TSC deadline support in the APIC yet
*/
regs[2] &= ~CPUID2_TSCDLT;
/*
* Hide thermal monitoring
*/