[PATCH v6 06/13] KVM: s390: remove kvm_s390_ from gisa static inline functions

Michael Mueller
2019-01-24T12:59:32Z

This will shorten the length of code lines. All GISA related
static inline functions are local to interrupt.c.

Signed-off-by: Michael Mueller <mimu@linux.ibm.com>
---
arch/s390/kvm/interrupt.c | 27 +++++++++++++--------------
1 file changed, 13 insertions(+), 14 deletions(-)

diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index cb48736867ed..942cc7d33766 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -217,22 +217,22 @@ static inline u8 int_word_to_isc(u32 int_word)
*/
#define IPM_BIT_OFFSET (offsetof(struct kvm_s390_gisa, ipm) * BITS_PER_BYTE)

-static inline void kvm_s390_gisa_set_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
+static inline void gisa_set_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
{
set_bit_inv(IPM_BIT_OFFSET + gisc, (unsigned long *) gisa);
}

-static inline u8 kvm_s390_gisa_get_ipm(struct kvm_s390_gisa *gisa)
+static inline u8 gisa_get_ipm(struct kvm_s390_gisa *gisa)
{
return READ_ONCE(gisa->ipm);
}

-static inline void kvm_s390_gisa_clear_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
+static inline void gisa_clear_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
{
clear_bit_inv(IPM_BIT_OFFSET + gisc, (unsigned long *) gisa);
}

-static inline int kvm_s390_gisa_tac_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
+static inline int gisa_tac_ipm_gisc(struct kvm_s390_gisa *gisa, u32 gisc)
{
return test_and_clear_bit_inv(IPM_BIT_OFFSET + gisc, (unsigned long *) gisa);
}
@@ -246,7 +246,7 @@ static inline unsigned long pending_irqs_no_gisa(struct kvm_vcpu *vcpu)
static inline unsigned long pending_irqs(struct kvm_vcpu *vcpu)
{
return pending_irqs_no_gisa(vcpu) |
- kvm_s390_gisa_get_ipm(vcpu->kvm->arch.gisa) << IRQ_PEND_IO_ISC_7;
+ gisa_get_ipm(vcpu->kvm->arch.gisa) << IRQ_PEND_IO_ISC_7;
}

static inline int isc_to_irq_type(unsigned long isc)
@@ -999,7 +999,7 @@ static int __must_check __deliver_io(struct kvm_vcpu *vcpu,
}

if (vcpu->kvm->arch.gisa &&
- kvm_s390_gisa_tac_ipm_gisc(vcpu->kvm->arch.gisa, isc)) {
+ gisa_tac_ipm_gisc(vcpu->kvm->arch.gisa, isc)) {
/*
* in case an adapter interrupt was not delivered
* in SIE context KVM will handle the delivery
@@ -1541,10 +1541,10 @@ static int get_top_gisa_isc(struct kvm *kvm, u64 isc_mask, u32 schid)
if (!kvm->arch.gisa)
goto out;

- active_mask = (isc_mask & kvm_s390_gisa_get_ipm(kvm->arch.gisa) << 24) << 32;
+ active_mask = (isc_mask & gisa_get_ipm(kvm->arch.gisa) << 24) << 32;
while (active_mask) {
isc = __fls(active_mask) ^ (BITS_PER_LONG - 1);
- if (kvm_s390_gisa_tac_ipm_gisc(kvm->arch.gisa, isc))
+ if (gisa_tac_ipm_gisc(kvm->arch.gisa, isc))
return isc;
clear_bit_inv(isc, &active_mask);
}
@@ -1584,7 +1584,7 @@ struct kvm_s390_interrupt_info *kvm_s390_get_io_int(struct kvm *kvm,
/* both types of interrupts present */
if (int_word_to_isc(inti->io.io_int_word) <= isc) {
/* classical IO int with higher priority */
- kvm_s390_gisa_set_ipm_gisc(kvm->arch.gisa, isc);
+ gisa_set_ipm_gisc(kvm->arch.gisa, isc);
goto out;
}
gisa_out:
@@ -1596,7 +1596,7 @@ struct kvm_s390_interrupt_info *kvm_s390_get_io_int(struct kvm *kvm,
kvm_s390_reinject_io_int(kvm, inti);
inti = tmp_inti;
} else
- kvm_s390_gisa_set_ipm_gisc(kvm->arch.gisa, isc);
+ gisa_set_ipm_gisc(kvm->arch.gisa, isc);
out:
return inti;
}
@@ -1694,7 +1694,7 @@ static int __inject_io(struct kvm *kvm, struct kvm_s390_interrupt_info *inti)

if (kvm->arch.gisa && inti->type & KVM_S390_INT_IO_AI_MASK) {
VM_EVENT(kvm, 4, "%s isc %1u", "inject: I/O (AI/gisa)", isc);
- kvm_s390_gisa_set_ipm_gisc(kvm->arch.gisa, isc);
+ gisa_set_ipm_gisc(kvm->arch.gisa, isc);
kfree(inti);
return 0;
}
@@ -2025,15 +2025,14 @@ static int get_all_floating_irqs(struct kvm *kvm, u8 __user *usrbuf, u64 len)

max_irqs = len / sizeof(struct kvm_s390_irq);

- if (kvm->arch.gisa &&
- kvm_s390_gisa_get_ipm(kvm->arch.gisa)) {
+ if (kvm->arch.gisa && gisa_get_ipm(kvm->arch.gisa)) {
for (i = 0; i <= MAX_ISC; i++) {
if (n == max_irqs) {
/* signal userspace to try again */
ret = -ENOMEM;
goto out_nolock;
}
- if (kvm_s390_gisa_tac_ipm_gisc(kvm->arch.gisa, i)) {
+ if (gisa_tac_ipm_gisc(kvm->arch.gisa, i)) {
irq = (struct kvm_s390_irq *) &buf[n];
irq->type = KVM_S390_INT_IO(1, 0, 0, 0);
irq->u.io.io_int_word = isc_to_int_word(i);
--
2.13.4