HV: Kconfig: enable CPU sharing by default

The patch enables CPU sharing feature by default, the default scheduler is set to SCHED_BVT; Tracked-On: #4661 Signed-off-by: Victor Sun <victor.sun@intel.com>
projectacrn · Apr 17, 2020 · d742be2 · d742be2
1 parent 4c7ffee
commit d742be2
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Showing 5 changed files with 7 additions and 5 deletions.
diff --git a/hypervisor/arch/x86/Kconfig b/hypervisor/arch/x86/Kconfig
@@ -25,7 +25,7 @@ config MULTIBOOT2
 
 choice
 	prompt "ACRN Scheduler"
-	default SCHED_NOOP
+	default SCHED_BVT
 	help
 	  Select the CPU scheduler to be used by the hypervisor
 

diff --git a/hypervisor/scenarios/industry/vm_configurations.c b/hypervisor/scenarios/industry/vm_configurations.c
@@ -39,7 +39,7 @@ struct acrn_vm_config vm_configs[CONFIG_MAX_VM_NUM] = {
 	},
 	{	/* VM1 */
 		CONFIG_POST_STD_VM(1),
-		.vcpu_num = 1U,
+		.vcpu_num = 2U,
 		.vcpu_affinity = VM1_CONFIG_VCPU_AFFINITY,
 		.vuart[0] = {
 			.type = VUART_LEGACY_PIO,

diff --git a/hypervisor/scenarios/industry/vm_configurations.h b/hypervisor/scenarios/industry/vm_configurations.h
@@ -35,7 +35,7 @@
 					"i915.enable_gvt=1 idle=halt "	\
 					SOS_BOOTARGS_DIFF
 
-#define	VM1_CONFIG_VCPU_AFFINITY	{AFFINITY_CPU(1U)}
+#define	VM1_CONFIG_VCPU_AFFINITY	{AFFINITY_CPU(0U), AFFINITY_CPU(1U)}
 #define	VM2_CONFIG_VCPU_AFFINITY	{AFFINITY_CPU(2U), AFFINITY_CPU(3U)}
 
 #endif /* VM_CONFIGURATIONS_H */
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry.xml
@@ -12,7 +12,7 @@
 
     <FEATURES>
         <RELOC desc="Enable hypervisor relocation">y</RELOC>
-        <SCHEDULER desc="The CPU scheduler to be used by the hypervisor.">SCHED_NOOP</SCHEDULER>
+        <SCHEDULER desc="The CPU scheduler to be used by the hypervisor.">SCHED_BVT</SCHEDULER>
         <MULTIBOOT2 desc="Support boot ACRN from multiboot2 protocol.">y</MULTIBOOT2>
         <HYPERV_ENABLED desc="Enable Hyper-V enlightenment">y</HYPERV_ENABLED>
         <IOMMU_ENFORCE_SNP desc="IOMMU enforce snoop behavior of DMA operation.">n</IOMMU_ENFORCE_SNP>
@@ -99,6 +99,7 @@
         <guest_flag>0</guest_flag>
     </guest_flags>
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
+        <pcpu_id>0</pcpu_id>
         <pcpu_id>1</pcpu_id>
     </vcpu_affinity>
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">

diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry.xml
@@ -12,7 +12,7 @@
 
     <FEATURES>
         <RELOC desc="Enable hypervisor relocation">y</RELOC>
-        <SCHEDULER desc="The CPU scheduler to be used by the hypervisor.">SCHED_NOOP</SCHEDULER>
+        <SCHEDULER desc="The CPU scheduler to be used by the hypervisor.">SCHED_BVT</SCHEDULER>
         <MULTIBOOT2 desc="Support boot ACRN from multiboot2 protocol.">y</MULTIBOOT2>
         <HYPERV_ENABLED desc="Enable Hyper-V enlightenment">y</HYPERV_ENABLED>
         <IOMMU_ENFORCE_SNP desc="IOMMU enforce snoop behavior of DMA operation.">n</IOMMU_ENFORCE_SNP>
@@ -99,6 +99,7 @@
         <guest_flag>0</guest_flag>
     </guest_flags>
     <vcpu_affinity desc="vCPU affinity map. Each vCPU will pin to the selected pCPU ID. Please make sure each vCPU pin to different pCPU.">
+        <pcpu_id>0</pcpu_id>
         <pcpu_id>1</pcpu_id>
     </vcpu_affinity>
     <clos configurable="0" desc="Class of Service for Cache Allocation Technology. Please refer SDM 17.19.2 for details and use with caution.">