kvm_riscv_nacl_sync_sret_available
DECLARE_STATIC_KEY_FALSE(kvm_riscv_nacl_sync_sret_available);
static_branch_unlikely(&kvm_riscv_nacl_sync_sret_available)
if (kvm_riscv_nacl_sync_sret_available()) {
DEFINE_STATIC_KEY_FALSE(kvm_riscv_nacl_sync_sret_available);
static_branch_enable(&kvm_riscv_nacl_sync_sret_available);
if (kvm_riscv_nacl_sync_sret_available()) {