Changeset 97379 in vbox for trunk/src/VBox/VMM

Timestamp:

Nov 3, 2022 10:55:25 AM (2 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

154379

Message:

VMM/NEMR3Native-darwin.cpp: Don't use hv_vcpu_run_until() on Catalina as it throws HV_ERROR sometims for no obvious reasons and there is no way to debug this, bugref:9044

File:

• trunk/src/VBox/VMM/VMMR3/NEMR3Native-darwin.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR3/NEMR3Native-darwin.cpp

@@ -2978 +2978 @@
             pVM->nem.s.fLbr = false;
         }
+
+        /*
+         * While hv_vcpu_run_until() is available starting with Catalina (10.15) it sometimes returns
+         * an error there for no obvious reasons and there is no indication as to why this happens
+         * and Apple doesn't document anything. Starting with BigSur (11.0) it appears to work correctly
+         * so pretend that hv_vcpu_run_until() doesn't exist on Catalina which can be determined by checking
+         * whether another method is available which was introduced with BigSur.
+         */
+        if (!hv_vmx_get_msr_info) /* Not available means this runs on < 11.0 */
+            hv_vcpu_run_until = NULL;
 
         if (hv_vcpu_run_until)