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https://github.com/projectacrn/acrn-hypervisor.git
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f15a3600ec
Fix tsc_deadline issue by trapping TSC_DEADLINE msr write if VMX_TSC_OFFSET is not 0. Because there is an assupmtion in the ACRN vART design that pTSC_Adjust and vTSC_Adjust are both 0. We can leave the TSC_DEADLINE write pass-through without correctness issue becuase there is no offset between the pTSC and vTSC, and there is no write to vTSC or vTSC_Adjust write observed in the RTOS so far. This commit fix the potential correctness issue, but the RT performance will be badly affected if vTSC or vTSC_Adjust was not zero, which we will address if such case happened. Tracked-On: #3636 Signed-off-by: Yan, Like <like.yan@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com> |
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| .. | ||
| boot | ||
| configs | ||
| guest | ||
| lib | ||
| seed | ||
| cat.c | ||
| cpu_caps.c | ||
| cpu_state_tbl.c | ||
| cpu.c | ||
| e820.c | ||
| gdt.c | ||
| idt.S | ||
| init.c | ||
| ioapic.c | ||
| irq.c | ||
| Kconfig | ||
| lapic.c | ||
| mmu.c | ||
| notify.c | ||
| page.c | ||
| pagetable.c | ||
| pm.c | ||
| sched.S | ||
| security.c | ||
| sgx.c | ||
| timer.c | ||
| trampoline.c | ||
| vmx.c | ||
| vtd.c | ||
| wakeup.S | ||