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KVM: remove garbage arg to *hardware_{en,dis}able

Browse Source 
In the beggining was on_each_cpu(), which required an unused argument to
kvm_arch_ops.hardware_{en,dis}able, but this was soon forgotten.

Remove unnecessary arguments that stem from this.

Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Radim Krčmář 2014-08-28 15:13:03 +02:00 committed by Paolo Bonzini
parent 0865e636ae
commit 13a34e067e
16 changed files with 27 additions and 27 deletions
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2
arch/arm/include/asm/kvm_host.h
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@ -230,7 +230,7 @@ static inline void vgic_arch_setup(const struct vgic_params *vgic)
int kvm_perf_init(void);
int kvm_perf_teardown(void);
static inline void kvm_arch_hardware_disable(void *garbage) {}
static inline void kvm_arch_hardware_disable(void) {}
static inline void kvm_arch_hardware_unsetup(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}
static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {}

2
arch/arm/kvm/arm.c
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@ -87,7 +87,7 @@ struct kvm_vcpu __percpu **kvm_get_running_vcpus(void)
return &kvm_arm_running_vcpu;
}
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
return 0;
}

2
arch/arm64/include/asm/kvm_host.h
View File

@ -242,7 +242,7 @@ static inline void vgic_arch_setup(const struct vgic_params *vgic)
}
}
static inline void kvm_arch_hardware_disable(void *garbage) {}
static inline void kvm_arch_hardware_disable(void) {}
static inline void kvm_arch_hardware_unsetup(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}
static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {}

4
arch/ia64/kvm/kvm-ia64.c
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@ -125,7 +125,7 @@ long ia64_pal_vp_create(u64 *vpd, u64 *host_iva, u64 *opt_handler)
static DEFINE_SPINLOCK(vp_lock);
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
long status;
long tmp_base;
@ -160,7 +160,7 @@ int kvm_arch_hardware_enable(void *garbage)
return 0;
}
void kvm_arch_hardware_disable(void *garbage)
void kvm_arch_hardware_disable(void)
{
long status;

2
arch/mips/include/asm/kvm_host.h
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@ -762,7 +762,7 @@ extern int kvm_mips_trans_mtc0(uint32_t inst, uint32_t *opc,
extern void kvm_mips_dump_stats(struct kvm_vcpu *vcpu);
extern unsigned long kvm_mips_get_ramsize(struct kvm *kvm);
static inline void kvm_arch_hardware_disable(void *garbage) {}
static inline void kvm_arch_hardware_disable(void) {}
static inline void kvm_arch_hardware_unsetup(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}
static inline void kvm_arch_free_memslot(struct kvm *kvm,

2
arch/mips/kvm/mips.c
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@ -77,7 +77,7 @@ int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu)
return 1;
}
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
return 0;
}

2
arch/powerpc/include/asm/kvm_host.h
View File

@ -682,7 +682,7 @@ struct kvm_vcpu_arch {
#define __KVM_HAVE_ARCH_WQP
#define __KVM_HAVE_CREATE_DEVICE
static inline void kvm_arch_hardware_disable(void *garbage) {}
static inline void kvm_arch_hardware_disable(void) {}
static inline void kvm_arch_hardware_unsetup(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}
static inline void kvm_arch_memslots_updated(struct kvm *kvm) {}

2
arch/powerpc/kvm/powerpc.c
View File

@ -384,7 +384,7 @@ int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr,
}
EXPORT_SYMBOL_GPL(kvmppc_ld);
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
return 0;
}

2
arch/s390/include/asm/kvm_host.h
View File

@ -452,7 +452,7 @@ void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
extern int sie64a(struct kvm_s390_sie_block *, u64 *);
extern char sie_exit;
static inline void kvm_arch_hardware_disable(void *garbage) {}
static inline void kvm_arch_hardware_disable(void) {}
static inline void kvm_arch_check_processor_compat(void *rtn) {}
static inline void kvm_arch_exit(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}

2
arch/s390/kvm/kvm-s390.c
View File

@ -100,7 +100,7 @@ int test_vfacility(unsigned long nr)
}
/* Section: not file related */
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
/* every s390 is virtualization enabled ;-) */
return 0;

4
arch/x86/include/asm/kvm_host.h
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@ -661,8 +661,8 @@ struct msr_data {
struct kvm_x86_ops {
int (*cpu_has_kvm_support)(void); /* __init */
int (*disabled_by_bios)(void); /* __init */
int (*hardware_enable)(void *dummy);
void (*hardware_disable)(void *dummy);
int (*hardware_enable)(void);
void (*hardware_disable)(void);
void (*check_processor_compatibility)(void *rtn);
int (*hardware_setup)(void); /* __init */
void (*hardware_unsetup)(void); /* __exit */

4
arch/x86/kvm/svm.c
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@ -622,7 +622,7 @@ static int has_svm(void)
return 1;
}
static void svm_hardware_disable(void *garbage)
static void svm_hardware_disable(void)
{
/* Make sure we clean up behind us */
if (static_cpu_has(X86_FEATURE_TSCRATEMSR))
@ -633,7 +633,7 @@ static void svm_hardware_disable(void *garbage)
amd_pmu_disable_virt();
}
static int svm_hardware_enable(void *garbage)
static int svm_hardware_enable(void)
{
struct svm_cpu_data *sd;

4
arch/x86/kvm/vmx.c
View File

@ -2728,7 +2728,7 @@ static void kvm_cpu_vmxon(u64 addr)
: "memory", "cc");
}
static int hardware_enable(void *garbage)
static int hardware_enable(void)
{
int cpu = raw_smp_processor_id();
u64 phys_addr = __pa(per_cpu(vmxarea, cpu));
@ -2792,7 +2792,7 @@ static void kvm_cpu_vmxoff(void)
asm volatile (__ex(ASM_VMX_VMXOFF) : : : "cc");
}
static void hardware_disable(void *garbage)
static void hardware_disable(void)
{
if (vmm_exclusive) {
vmclear_local_loaded_vmcss();

12
arch/x86/kvm/x86.c
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@ -246,7 +246,7 @@ void kvm_set_shared_msr(unsigned slot, u64 value, u64 mask)
}
EXPORT_SYMBOL_GPL(kvm_set_shared_msr);
static void drop_user_return_notifiers(void *ignore)
static void drop_user_return_notifiers(void)
{
unsigned int cpu = smp_processor_id();
struct kvm_shared_msrs *smsr = per_cpu_ptr(shared_msrs, cpu);
@ -6959,7 +6959,7 @@ void kvm_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, unsigned int vector)
kvm_rip_write(vcpu, 0);
}
int kvm_arch_hardware_enable(void *garbage)
int kvm_arch_hardware_enable(void)
{
struct kvm *kvm;
struct kvm_vcpu *vcpu;
@ -6970,7 +6970,7 @@ int kvm_arch_hardware_enable(void *garbage)
bool stable, backwards_tsc = false;
kvm_shared_msr_cpu_online();
ret = kvm_x86_ops->hardware_enable(garbage);
ret = kvm_x86_ops->hardware_enable();
if (ret != 0)
return ret;
@ -7051,10 +7051,10 @@ int kvm_arch_hardware_enable(void *garbage)
return 0;
}
void kvm_arch_hardware_disable(void *garbage)
void kvm_arch_hardware_disable(void)
{
kvm_x86_ops->hardware_disable(garbage);
drop_user_return_notifiers(garbage);
kvm_x86_ops->hardware_disable();
drop_user_return_notifiers();
}
int kvm_arch_hardware_setup(void)

4
include/linux/kvm_host.h
View File

@ -630,8 +630,8 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu);
int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu);
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu);
int kvm_arch_hardware_enable(void *garbage);
void kvm_arch_hardware_disable(void *garbage);
int kvm_arch_hardware_enable(void);
void kvm_arch_hardware_disable(void);
int kvm_arch_hardware_setup(void);
void kvm_arch_hardware_unsetup(void);
void kvm_arch_check_processor_compat(void *rtn);

4
virt/kvm/kvm_main.c
View File

@ -2669,7 +2669,7 @@ static void hardware_enable_nolock(void *junk)
cpumask_set_cpu(cpu, cpus_hardware_enabled);
r = kvm_arch_hardware_enable(NULL);
r = kvm_arch_hardware_enable();
if (r) {
cpumask_clear_cpu(cpu, cpus_hardware_enabled);
@ -2694,7 +2694,7 @@ static void hardware_disable_nolock(void *junk)
if (!cpumask_test_cpu(cpu, cpus_hardware_enabled))
return;
cpumask_clear_cpu(cpu, cpus_hardware_enabled);
kvm_arch_hardware_disable(NULL);
kvm_arch_hardware_disable();
}
static void hardware_disable(void)