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authorYang Weijiang <weijiang.yang@intel.com>2021-01-13 17:04:30 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2021-01-21 13:00:41 +0100
commit5a140b255df922b98a165f0a2919602943c9062f (patch)
tree66f3e4b07c9461f6fda53425f59e045f376da050
parent15588a62451fc8e911372c52beb9560f2616ca02 (diff)
x86/cpu: Use max host physical address if -cpu max option is applied
QEMU option -cpu max(max_features) means "Enables all features supported by the accelerator in the current host", this looks true for all the features except guest max physical address width, so add this patch to enable it. Signed-off-by: Yang Weijiang <weijiang.yang@intel.com> Message-Id: <20210113090430.26394-1-weijiang.yang@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--target/i386/cpu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 35459a38bb..72a79e6019 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -4319,6 +4319,7 @@ static void max_x86_cpu_initfn(Object *obj)
if (lmce_supported()) {
object_property_set_bool(OBJECT(cpu), "lmce", true, &error_abort);
}
+ object_property_set_bool(OBJECT(cpu), "host-phys-bits", true, &error_abort);
} else {
object_property_set_str(OBJECT(cpu), "vendor", CPUID_VENDOR_AMD,
&error_abort);