Commit 74c2e97b authored by Anup Patel's avatar Anup Patel Committed by Anup Patel
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RISC-V: KVM: Fix incorrect KVM_MAX_VCPUS value 



The KVM_MAX_VCPUS value is supposed to be aligned with number of
VMID bits in the hgatp CSR but the current KVM_MAX_VCPUS value
is aligned with number of ASID bits in the satp CSR.

Fixes: 99cdc6c1 ("RISC-V: Add initial skeletal KVM support")
Signed-off-by: default avatarAnup Patel <anup.patel@wdc.com>
Reviewed-by: default avatarAtish Patra <atishp@rivosinc.com>
parent 756e1fc1

arch/riscv/include/asm/kvm_host.h

+3 −5
Original line number Diff line number Diff line
@@ -12,14 +12,12 @@ 
#include <linux/types.h>

#include <linux/kvm.h>

#include <linux/kvm_types.h>

#include <asm/csr.h>

#include <asm/kvm_vcpu_fp.h>

#include <asm/kvm_vcpu_timer.h>



#ifdef CONFIG_64BIT

#define KVM_MAX_VCPUS			(1U << 16)

#else

#define KVM_MAX_VCPUS			(1U << 9)

#endif

#define KVM_MAX_VCPUS			\

	((HGATP_VMID_MASK >> HGATP_VMID_SHIFT) + 1)



#define KVM_HALT_POLL_NS_DEFAULT	500000