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KVM: Rename kvm_arch_flush_remote_tlb() to kvm_arch_flush_remote_tlbs()
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Rename kvm_arch_flush_remote_tlb() and the associated macro
__KVM_HAVE_ARCH_FLUSH_REMOTE_TLB to kvm_arch_flush_remote_tlbs() and
__KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS respectively.

Making the name plural matches kvm_flush_remote_tlbs() and makes it more
clear that this function can affect more than one remote TLB.

No functional change intended.

Signed-off-by: David Matlack <[email protected]>
Signed-off-by: Raghavendra Rao Ananta <[email protected]>
Reviewed-by: Gavin Shan <[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Reviewed-by: Shaoqin Huang <[email protected]>
Acked-by: Sean Christopherson <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
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dmatlack authored and Marc Zyngier committed Aug 17, 2023
1 parent 6eaae19 commit a1342c8
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Showing 5 changed files with 8 additions and 8 deletions.
4 changes: 2 additions & 2 deletions arch/mips/include/asm/kvm_host.h
Original file line number Diff line number Diff line change
Expand Up @@ -896,7 +896,7 @@ static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {}
static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {}
static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {}

#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLB
int kvm_arch_flush_remote_tlb(struct kvm *kvm);
#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS
int kvm_arch_flush_remote_tlbs(struct kvm *kvm);

#endif /* __MIPS_KVM_HOST_H__ */
2 changes: 1 addition & 1 deletion arch/mips/kvm/mips.c
Original file line number Diff line number Diff line change
Expand Up @@ -981,7 +981,7 @@ void kvm_arch_sync_dirty_log(struct kvm *kvm, struct kvm_memory_slot *memslot)

}

int kvm_arch_flush_remote_tlb(struct kvm *kvm)
int kvm_arch_flush_remote_tlbs(struct kvm *kvm)
{
kvm_mips_callbacks->prepare_flush_shadow(kvm);
return 1;
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4 changes: 2 additions & 2 deletions arch/x86/include/asm/kvm_host.h
Original file line number Diff line number Diff line change
Expand Up @@ -1794,8 +1794,8 @@ static inline struct kvm *kvm_arch_alloc_vm(void)
#define __KVM_HAVE_ARCH_VM_FREE
void kvm_arch_free_vm(struct kvm *kvm);

#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLB
static inline int kvm_arch_flush_remote_tlb(struct kvm *kvm)
#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS
static inline int kvm_arch_flush_remote_tlbs(struct kvm *kvm)
{
if (kvm_x86_ops.flush_remote_tlbs &&
!static_call(kvm_x86_flush_remote_tlbs)(kvm))
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4 changes: 2 additions & 2 deletions include/linux/kvm_host.h
Original file line number Diff line number Diff line change
Expand Up @@ -1479,8 +1479,8 @@ static inline void kvm_arch_free_vm(struct kvm *kvm)
}
#endif

#ifndef __KVM_HAVE_ARCH_FLUSH_REMOTE_TLB
static inline int kvm_arch_flush_remote_tlb(struct kvm *kvm)
#ifndef __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS
static inline int kvm_arch_flush_remote_tlbs(struct kvm *kvm)
{
return -ENOTSUPP;
}
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2 changes: 1 addition & 1 deletion virt/kvm/kvm_main.c
Original file line number Diff line number Diff line change
Expand Up @@ -361,7 +361,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm)
* kvm_make_all_cpus_request() reads vcpu->mode. We reuse that
* barrier here.
*/
if (!kvm_arch_flush_remote_tlb(kvm)
if (!kvm_arch_flush_remote_tlbs(kvm)
|| kvm_make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH))
++kvm->stat.generic.remote_tlb_flush;
}
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