[PATCH v1 1/4] KVM: s390: rename __set_cpuflag() to kvm_s390_set_cpuflags()

David Hildenbrand
2018-01-23T17:05:38Z

No need to make this function special. Move it to a header right away.

Signed-off-by: David Hildenbrand <david@redhat.com>
---
arch/s390/kvm/interrupt.c | 29 ++++++++++++-----------------
arch/s390/kvm/kvm-s390.h | 5 +++++
2 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index f8eb2cfa763a..96ea3b80b67a 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -301,17 +301,12 @@ static void __reset_intercept_indicators(struct kvm_vcpu *vcpu)
}
}

-static void __set_cpuflag(struct kvm_vcpu *vcpu, u32 flag)
-{
- atomic_or(flag, &vcpu->arch.sie_block->cpuflags);
-}
-
static void set_intercept_indicators_io(struct kvm_vcpu *vcpu)
{
if (!(pending_irqs(vcpu) & IRQ_PEND_IO_MASK))
return;
else if (psw_ioint_disabled(vcpu))
- __set_cpuflag(vcpu, CPUSTAT_IO_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_IO_INT);
else
vcpu->arch.sie_block->lctl |= LCTL_CR6;
}
@@ -321,7 +316,7 @@ static void set_intercept_indicators_ext(struct kvm_vcpu *vcpu)
if (!(pending_irqs(vcpu) & IRQ_PEND_EXT_MASK))
return;
if (psw_extint_disabled(vcpu))
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
else
vcpu->arch.sie_block->lctl |= LCTL_CR0;
}
@@ -339,7 +334,7 @@ static void set_intercept_indicators_mchk(struct kvm_vcpu *vcpu)
static void set_intercept_indicators_stop(struct kvm_vcpu *vcpu)
{
if (kvm_s390_is_stop_irq_pending(vcpu))
- __set_cpuflag(vcpu, CPUSTAT_STOP_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_STOP_INT);
}

/* Set interception request for non-deliverable interrupts */
@@ -1227,7 +1222,7 @@ static int __inject_pfault_init(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)

li->irq.ext = irq->u.ext;
set_bit(IRQ_PEND_PFAULT_INIT, &li->pending_irqs);
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
return 0;
}

@@ -1252,7 +1247,7 @@ static int __inject_extcall(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
if (test_and_set_bit(IRQ_PEND_EXT_EXTERNAL, &li->pending_irqs))
return -EBUSY;
*extcall = irq->u.extcall;
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
return 0;
}

@@ -1296,7 +1291,7 @@ static int __inject_sigp_stop(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
if (test_and_set_bit(IRQ_PEND_SIGP_STOP, &li->pending_irqs))
return -EBUSY;
stop->flags = irq->u.stop.flags;
- __set_cpuflag(vcpu, CPUSTAT_STOP_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_STOP_INT);
return 0;
}

@@ -1328,7 +1323,7 @@ static int __inject_sigp_emergency(struct kvm_vcpu *vcpu,

set_bit(irq->u.emerg.code, li->sigp_emerg_pending);
set_bit(IRQ_PEND_EXT_EMERGENCY, &li->pending_irqs);
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
return 0;
}

@@ -1372,7 +1367,7 @@ static int __inject_ckc(struct kvm_vcpu *vcpu)
0, 0);

set_bit(IRQ_PEND_EXT_CLOCK_COMP, &li->pending_irqs);
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
return 0;
}

@@ -1385,7 +1380,7 @@ static int __inject_cpu_timer(struct kvm_vcpu *vcpu)
0, 0);

set_bit(IRQ_PEND_EXT_CPU_TIMER, &li->pending_irqs);
- __set_cpuflag(vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
return 0;
}

@@ -1568,13 +1563,13 @@ static void __floating_irq_kick(struct kvm *kvm, u64 type)
/* make the VCPU drop out of the SIE, or wake it up if sleeping */
switch (type) {
case KVM_S390_MCHK:
- __set_cpuflag(dst_vcpu, CPUSTAT_STOP_INT);
+ kvm_s390_set_cpuflags(dst_vcpu, CPUSTAT_STOP_INT);
break;
case KVM_S390_INT_IO_MIN...KVM_S390_INT_IO_MAX:
- __set_cpuflag(dst_vcpu, CPUSTAT_IO_INT);
+ kvm_s390_set_cpuflags(dst_vcpu, CPUSTAT_IO_INT);
break;
default:
- __set_cpuflag(dst_vcpu, CPUSTAT_EXT_INT);
+ kvm_s390_set_cpuflags(dst_vcpu, CPUSTAT_EXT_INT);
break;
}
kvm_s390_vcpu_wakeup(dst_vcpu);
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index 8877116f0159..a9f2c8d1833d 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -47,6 +47,11 @@ do { \
d_args); \
} while (0)

+static inline void kvm_s390_set_cpuflags(struct kvm_vcpu *vcpu, u32 flags)
+{
+ atomic_or(flags, &vcpu->arch.sie_block->cpuflags);
+}
+
static inline int is_vcpu_stopped(struct kvm_vcpu *vcpu)
{
return atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOPPED;
--
2.14.3