Signed-off-by: Henry Sloan <henryksloan@xxxxxxxxx>
---
virt/kvm/eventfd.c | 1 +
virt/kvm/irqchip.c | 2 ++
virt/kvm/kvm_main.c | 4 ++++
3 files changed, 7 insertions(+)
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index 14aef85829ed..2e47bd13413e 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -195,6 +195,7 @@ irqfd_wakeup(wait_queue_entry_t *wait, unsigned int mode, int sync, void *key)
if (flags & EPOLLIN) {
u64 cnt;
+
eventfd_ctx_do_read(irqfd->eventfd, &cnt);
idx = srcu_read_lock(&kvm->irq_srcu);
diff --git a/virt/kvm/irqchip.c b/virt/kvm/irqchip.c
index baa551aec010..69a327c043d7 100644
--- a/virt/kvm/irqchip.c
+++ b/virt/kvm/irqchip.c
@@ -86,6 +86,7 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level,
while (i--) {
int r;
+
r = irq_set[i].set(&irq_set[i], kvm, irq_source_id, level,
line_status);
if (r < 0)
@@ -122,6 +123,7 @@ void kvm_free_irq_routing(struct kvm *kvm)
/* Called only during vm destruction. Nobody can use the pointer
at this stage */
struct kvm_irq_routing_table *rt = rcu_access_pointer(kvm->irq_routing);
+
free_irq_routing_table(rt);
}
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index af74cf3b6446..1988dd081606 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2171,6 +2171,7 @@ static int kvm_clear_dirty_log_protect(struct kvm *kvm,
i++, offset += BITS_PER_LONG) {
unsigned long mask = *dirty_bitmap_buffer++;
atomic_long_t *p = (atomic_long_t *) &dirty_bitmap[i];
+
if (!mask)
continue;
@@ -2477,6 +2478,7 @@ static int hva_to_pfn_remapped(struct vm_area_struct *vma,
* not call the fault handler, so do it here.
*/
bool unlocked = false;
+
r = fixup_user_fault(current->mm, addr,
(write_fault ? FAULT_FLAG_WRITE : 0),
&unlocked);
@@ -3053,6 +3055,7 @@ int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc,
gpa_t gpa, unsigned long len)
{
struct kvm_memslots *slots = kvm_memslots(kvm);
+
return __kvm_gfn_to_hva_cache_init(slots, ghc, gpa, len);
}
EXPORT_SYMBOL_GPL(kvm_gfn_to_hva_cache_init);
@@ -3887,6 +3890,7 @@ static long kvm_vcpu_ioctl(struct file *filp,
switch (ioctl) {
case KVM_RUN: {
struct pid *oldpid;
+
r = -EINVAL;
if (arg)
goto out;
--
2.35.1
