@@ -5438,7 +5438,7 @@ SRST
physical address space. The ``reduced-phys-bits`` is used to
provide the number of bits we loose in physical address space.
Similar to C-bit, the value is Host family dependent. On EPYC,
- the value should be 5.
+ a guest will lose a maximum of 1 bit, so the value should be 1.
The ``sev-device`` provides the device file to use for
communicating with the SEV firmware running inside AMD Secure
@@ -5473,7 +5473,7 @@ SRST
# |qemu_system_x86| \\
...... \\
- -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=5 \\
+ -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=1 \\
-machine ...,memory-encryption=sev0 \\
.....