Merge branch 'next' into for-linus

Prepare input updates for 6.6 merge window.

1 files changed, 14 insertions, 4 deletions

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 8ada23756b0e..0e571e973bc2 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -58,7 +58,7 @@
 
 /*
  * Bit 63 of the memslot generation number is an "update in-progress flag",
- * e.g. is temporarily set for the duration of install_new_memslots().
+ * e.g. is temporarily set for the duration of kvm_swap_active_memslots().
  * This flag effectively creates a unique generation number that is used to
  * mark cached memslot data, e.g. MMIO accesses, as potentially being stale,
  * i.e. may (or may not) have come from the previous memslots generation.
@@ -713,7 +713,7 @@ struct kvm {
 	 * use by the VM. To be used under the slots_lock (above) or in a
 	 * kvm->srcu critical section where acquiring the slots_lock would
 	 * lead to deadlock with the synchronize_srcu in
-	 * install_new_memslots.
+	 * kvm_swap_active_memslots().
 	 */
 	struct mutex slots_arch_lock;
 	struct mm_struct *mm; /* userspace tied to this vm */
@@ -755,6 +755,7 @@ struct kvm {
 	struct {
 		spinlock_t        lock;
 		struct list_head  items;
+		/* resampler_list update side is protected by resampler_lock. */
 		struct list_head  resampler_list;
 		struct mutex      resampler_lock;
 	} irqfds;
@@ -1397,8 +1398,7 @@ int kvm_vm_ioctl_irq_line(struct kvm *kvm, struct kvm_irq_level *irq_level,
 			bool line_status);
 int kvm_vm_ioctl_enable_cap(struct kvm *kvm,
 			    struct kvm_enable_cap *cap);
-long kvm_arch_vm_ioctl(struct file *filp,
-		       unsigned int ioctl, unsigned long arg);
+int kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg);
 long kvm_arch_vm_compat_ioctl(struct file *filp, unsigned int ioctl,
 			      unsigned long arg);
 
@@ -1986,6 +1986,9 @@ int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args);
 #ifdef CONFIG_HAVE_KVM_IRQFD
 int kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args);
 void kvm_irqfd_release(struct kvm *kvm);
+bool kvm_notify_irqfd_resampler(struct kvm *kvm,
+				unsigned int irqchip,
+				unsigned int pin);
 void kvm_irq_routing_update(struct kvm *);
 #else
 static inline int kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args)
@@ -1994,6 +1997,13 @@ static inline int kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args)
 }
 
 static inline void kvm_irqfd_release(struct kvm *kvm) {}
+
+static inline bool kvm_notify_irqfd_resampler(struct kvm *kvm,
+					      unsigned int irqchip,
+					      unsigned int pin)
+{
+	return false;
+}
 #endif
 
 #else