{
}
+__weak void kvm_arch_guest_memory_reclaimed(struct kvm *kvm)
+{
+}
+
bool kvm_is_zone_device_pfn(kvm_pfn_t pfn)
{
/*
kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD);
}
+static void kvm_flush_shadow_all(struct kvm *kvm)
+{
+ kvm_arch_flush_shadow_all(kvm);
+ kvm_arch_guest_memory_reclaimed(kvm);
+}
+
#ifdef KVM_ARCH_NR_OBJS_PER_MEMORY_CACHE
static inline void *mmu_memory_cache_alloc_obj(struct kvm_mmu_memory_cache *mc,
gfp_t gfp_flags)
typedef void (*on_lock_fn_t)(struct kvm *kvm, unsigned long start,
unsigned long end);
+typedef void (*on_unlock_fn_t)(struct kvm *kvm);
+
struct kvm_hva_range {
unsigned long start;
unsigned long end;
pte_t pte;
hva_handler_t handler;
on_lock_fn_t on_lock;
+ on_unlock_fn_t on_unlock;
bool flush_on_ret;
bool may_block;
};
if (range->flush_on_ret && ret)
kvm_flush_remote_tlbs(kvm);
- if (locked)
+ if (locked) {
KVM_MMU_UNLOCK(kvm);
+ if (!IS_KVM_NULL_FN(range->on_unlock))
+ range->on_unlock(kvm);
+ }
srcu_read_unlock(&kvm->srcu, idx);
.pte = pte,
.handler = handler,
.on_lock = (void *)kvm_null_fn,
+ .on_unlock = (void *)kvm_null_fn,
.flush_on_ret = true,
.may_block = false,
};
.pte = __pte(0),
.handler = handler,
.on_lock = (void *)kvm_null_fn,
+ .on_unlock = (void *)kvm_null_fn,
.flush_on_ret = false,
.may_block = false,
};
.pte = __pte(0),
.handler = kvm_unmap_gfn_range,
.on_lock = kvm_inc_notifier_count,
+ .on_unlock = kvm_arch_guest_memory_reclaimed,
.flush_on_ret = true,
.may_block = mmu_notifier_range_blockable(range),
};
.pte = __pte(0),
.handler = (void *)kvm_null_fn,
.on_lock = kvm_dec_notifier_count,
+ .on_unlock = (void *)kvm_null_fn,
.flush_on_ret = false,
.may_block = mmu_notifier_range_blockable(range),
};
int idx;
idx = srcu_read_lock(&kvm->srcu);
- kvm_arch_flush_shadow_all(kvm);
+ kvm_flush_shadow_all(kvm);
srcu_read_unlock(&kvm->srcu, idx);
}
WARN_ON(rcuwait_active(&kvm->mn_memslots_update_rcuwait));
kvm->mn_active_invalidate_count = 0;
#else
- kvm_arch_flush_shadow_all(kvm);
+ kvm_flush_shadow_all(kvm);
#endif
kvm_arch_destroy_vm(kvm);
kvm_destroy_devices(kvm);
* - kvm_is_visible_gfn (mmu_check_root)
*/
kvm_arch_flush_shadow_memslot(kvm, slot);
+ kvm_arch_guest_memory_reclaimed(kvm);
/* Released in install_new_memslots. */
mutex_lock(&kvm->slots_arch_lock);