@@ -188,13 +188,25 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t);
.property = "model",\
.value = stringify(2),\
},{\
+ .driver = "Conroe-" TYPE_X86_CPU,\
+ .property = "level",\
+ .value = stringify(2),\
+ },{\
.driver = "Penryn-" TYPE_X86_CPU,\
.property = "model",\
.value = stringify(2),\
},{\
+ .driver = "Penryn-" TYPE_X86_CPU,\
+ .property = "level",\
+ .value = stringify(2),\
+ },{\
.driver = "Nehalem-" TYPE_X86_CPU,\
.property = "model",\
.value = stringify(2),\
+ },{\
+ .driver = "Nehalem-" TYPE_X86_CPU,\
+ .property = "level",\
+ .value = stringify(2),\
}
#define PC_COMPAT_1_4 \
@@ -669,7 +669,7 @@ static x86_def_t builtin_x86_defs[] = {
},
{
.name = "Conroe",
- .level = 2,
+ .level = 4,
.vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 15,
@@ -691,7 +691,7 @@ static x86_def_t builtin_x86_defs[] = {
},
{
.name = "Penryn",
- .level = 2,
+ .level = 4,
.vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 23,
@@ -714,7 +714,7 @@ static x86_def_t builtin_x86_defs[] = {
},
{
.name = "Nehalem",
- .level = 2,
+ .level = 4,
.vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 26,
The CPUID level value on Conroe, Penryn, and Nehalem are too low. This causes at least one known problem: the -smp "threads" option doesn't work as expect if level is < 4, because thread count information is provided to the guest on CPUID[EAX=4,ECX=2].EAX Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> --- Testing: those level values have been in use on Red Hat Enterprise Linux since version 6.0 (released in 2010). The fix wasn't submitted to QEMU earlier because we didn't have a good mechanism and clear procedure to update CPUID values of existing CPU models in QEMU. --- include/hw/i386/pc.h | 12 ++++++++++++ target-i386/cpu.c | 6 +++--- 2 files changed, 15 insertions(+), 3 deletions(-)