X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fsvm.c;h=5fadae1d07c7b81457c78bfd71b36c9455eef26f;hp=6d8cdd28bfd350248c0ec029fd43c7cc4397bf65;hb=e23a867d9dcecc70fc76adc0f89404dbc50e5b78;hpb=33916e4213bf7bb340361669bcdb2f3169ea5f06

diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c
index 6d8cdd2..5fadae1 100644
--- a/palacios/src/palacios/svm.c
+++ b/palacios/src/palacios/svm.c
@@ -277,10 +277,14 @@ static int start_svm_guest(struct guest_info *info) {
     //PrintDebugVMCB((vmcb_t*)(info->vmm_data));
     
     info->run_state = VM_RUNNING;
-    
+    rdtscll(info->yield_start_cycle);
+
+
     while (1) {
 	ullong_t tmp_tsc;
 	
+	// Conditionally yield the CPU if the timeslice has expired
+	v3_yield_cond(info);
 
 	/*
 	  PrintDebug("SVM Entry to CS=%p  rip=%p...\n", 
@@ -289,6 +293,7 @@ static int start_svm_guest(struct guest_info *info) {
 	*/
 
 	// disable global interrupts for vm state transition
+
 	v3_clgi();
 
 
@@ -318,6 +323,9 @@ static int start_svm_guest(struct guest_info *info) {
 	}
 
      
+	// Conditionally yield the CPU if the timeslice has expired
+	v3_yield_cond(info);
+
 	if (v3_handle_svm_exit(info) != 0) {
 	    vmcb_ctrl_t * guest_ctrl = GET_VMCB_CTRL_AREA((vmcb_t*)(info->vmm_data));
 	    addr_t host_addr;