Allow the TSC MSR to be accessed directly from the guest.

2014-06-07 23:08:06 +00:00 · 2014-06-07 23:08:06 +00:00 · 1cc0e0eedb
commit 1cc0e0eedb
parent dc6610d553
1 changed files with 2 additions and 0 deletions
--- a/sys/amd64/vmm/amd/svm.c
+++ b/sys/amd64/vmm/amd/svm.c
@ -447,6 +447,8 @@ svm_vminit(struct vm *vm, pmap_t pmap)
 	/* For Nested Paging/RVI only. */
 	svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_PAT);

+	svm_msr_rd_ok(svm_sc->msr_bitmap, MSR_TSC);
+
 	 /* Intercept access to all I/O ports. */
 	memset(svm_sc->iopm_bitmap, 0xFF, sizeof(svm_sc->iopm_bitmap));