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Andrew Jones authored
KVM userspace needs to be able to save and restore the steal-time shared memory address. Provide the address through the get/set-one-reg interface with two ulong-sized SBI STA extension registers (lo and hi). 64-bit KVM userspace must not set the hi register to anything other than zero and is allowed to completely neglect saving/restoring it. Reviewed-by:
Anup Patel <anup@brainfault.org> Signed-off-by:
Andrew Jones <ajones@ventanamicro.com> Signed-off-by:
f61ce890
