Commit 26f45714 authored by Ricardo Koller's avatar Ricardo Koller Committed by Oliver Upton
Browse files

KVM: arm64: Export kvm_are_all_memslots_empty() 



Export kvm_are_all_memslots_empty(). This will be used by a future
commit when checking before setting a capability.

Signed-off-by: default avatarRicardo Koller <ricarkol@google.com>
Reviewed-by: default avatarShaoqin Huang <shahuang@redhat.com>
Reviewed-by: default avatarGavin Shan <gshan@redhat.com>
Link: https://lore.kernel.org/r/20230426172330.1439644-5-ricarkol@google.com


Signed-off-by: default avatarOliver Upton <oliver.upton@linux.dev>
parent e7c05540

include/linux/kvm_host.h

+2 −0
Original line number Diff line number Diff line
@@ -991,6 +991,8 @@ static inline bool kvm_memslots_empty(struct kvm_memslots *slots) 
	return RB_EMPTY_ROOT(&slots->gfn_tree);

}



bool kvm_are_all_memslots_empty(struct kvm *kvm);



#define kvm_for_each_memslot(memslot, bkt, slots)			      \

	hash_for_each(slots->id_hash, bkt, memslot, id_node[slots->node_idx]) \

		if (WARN_ON_ONCE(!memslot->npages)) {			      \

virt/kvm/kvm_main.c

+2 −1
Original line number Diff line number Diff line
@@ -4598,7 +4598,7 @@ int __attribute__((weak)) kvm_vm_ioctl_enable_cap(struct kvm *kvm, 
	return -EINVAL;

}



static bool kvm_are_all_memslots_empty(struct kvm *kvm)

bool kvm_are_all_memslots_empty(struct kvm *kvm)

{

	int i;
@@ -4611,6 +4611,7 @@ static bool kvm_are_all_memslots_empty(struct kvm *kvm) 


	return true;

}

EXPORT_SYMBOL_GPL(kvm_are_all_memslots_empty);



static int kvm_vm_ioctl_enable_cap_generic(struct kvm *kvm,

					   struct kvm_enable_cap *cap)