From: Patrick G. Bridges <bridges@cs.unm.edu>
Date: Thu, 9 Feb 2012 20:13:41 +0000 (-0700)
Subject: Minor time fixes
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=aace4c114e63de21c289c69a9b498a19f79dab80;p=palacios.git

Minor time fixes
---

diff --git a/palacios/include/palacios/vmm_time.h b/palacios/include/palacios/vmm_time.h
index 25eed02..7b816a5 100644
--- a/palacios/include/palacios/vmm_time.h
+++ b/palacios/include/palacios/vmm_time.h
@@ -121,7 +121,7 @@ static inline uint64_t v3_compute_guest_time(struct vm_time *t, uint64_t ht) {
     V3_ASSERT(t->exit_time);
     return t->exit_time + t->guest_host_offset;
 #else
-    return v3_get_host_time(t) + t->guest_host_offset;
+    return ht + t->guest_host_offset;
 #endif
 }
 
diff --git a/palacios/src/palacios/vmm.c b/palacios/src/palacios/vmm.c
index 855b11c..fe9a071 100644
--- a/palacios/src/palacios/vmm.c
+++ b/palacios/src/palacios/vmm.c
@@ -441,7 +441,7 @@ int v3_stop_vm(struct v3_vm_info * vm) {
 
     vm->run_state = VM_STOPPED;
 
-    // force exit all cores via a cross call/IPI
+    // XXX force exit all cores via a cross call/IPI XXX
 
     while (1) {
 	int i = 0;
diff --git a/palacios/src/palacios/vmx.c b/palacios/src/palacios/vmx.c
index f76f876..450b18f 100644
--- a/palacios/src/palacios/vmx.c
+++ b/palacios/src/palacios/vmx.c
@@ -805,6 +805,7 @@ v3_vmx_schedule_timeout(struct guest_info * info)
  */
 int v3_vmx_enter(struct guest_info * info) {
     int ret = 0;
+    sint64_t tsc_offset;
     uint32_t tsc_offset_low, tsc_offset_high;
     struct vmx_exit_info exit_info;
     struct vmx_data * vmx_info = (struct vmx_data *)(info->vmm_data);
@@ -859,8 +860,10 @@ int v3_vmx_enter(struct guest_info * info) {
     // Perform last-minute time bookkeeping prior to entering the VM
     v3_time_enter_vm(info);
 
-    tsc_offset_high = (uint32_t)((v3_tsc_host_offset(&info->time_state) >> 32) & 0xffffffff);
-    tsc_offset_low = (uint32_t)(v3_tsc_host_offset(&info->time_state) & 0xffffffff);
+    tsc_offset = v3_tsc_host_offset(&info->time_state);
+    tsc_offset_high = (uint32_t)(( tsc_offset >> 32) & 0xffffffff);
+    tsc_offset_low = (uint32_t)(tsc_offset & 0xffffffff);
+
     check_vmcs_write(VMCS_TSC_OFFSET_HIGH, tsc_offset_high);
     check_vmcs_write(VMCS_TSC_OFFSET, tsc_offset_low);