10 files changed, 56 insertions, 22 deletions
diff --git a/include/hw/bt.h b/include/hw/bt.h
index 963f330138..2fa22bdab6 100644
--- a/include/hw/bt.h
+++ b/include/hw/bt.h
@@ -128,7 +128,7 @@ enum {
     __csrhci_pins,
 };
 qemu_irq *csrhci_pins_get(CharDriverState *chr);
-CharDriverState *uart_hci_init(qemu_irq wakeup);
+CharDriverState *uart_hci_init(void);
 
 /* bt-l2cap.c */
 struct bt_l2cap_device_s;
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index cb2df83b2c..b16c448249 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -181,8 +181,6 @@ qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
 qemu_irq *kvm_i8259_init(ISABus *bus);
 int pic_read_irq(DeviceState *d);
 int pic_get_output(DeviceState *d);
-void hmp_info_pic(Monitor *mon, const QDict *qdict);
-void hmp_info_irq(Monitor *mon, const QDict *qdict);
 
 /* ioapic.c */
 
diff --git a/include/hw/intc/intc.h b/include/hw/intc/intc.h
new file mode 100644
index 0000000000..27d9828943
--- /dev/null
+++ b/include/hw/intc/intc.h
@@ -0,0 +1,33 @@
+#ifndef INTC_H
+#define INTC_H
+
+#include "qom/object.h"
+
+#define TYPE_INTERRUPT_STATS_PROVIDER "intctrl"
+
+#define INTERRUPT_STATS_PROVIDER_CLASS(klass) \
+    OBJECT_CLASS_CHECK(InterruptStatsProviderClass, (klass), \
+                       TYPE_INTERRUPT_STATS_PROVIDER)
+#define INTERRUPT_STATS_PROVIDER_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(InterruptStatsProviderClass, (obj), \
+                     TYPE_INTERRUPT_STATS_PROVIDER)
+#define INTERRUPT_STATS_PROVIDER(obj) \
+    INTERFACE_CHECK(InterruptStatsProvider, (obj), \
+                    TYPE_INTERRUPT_STATS_PROVIDER)
+
+typedef struct InterruptStatsProvider {
+    Object parent;
+} InterruptStatsProvider;
+
+typedef struct InterruptStatsProviderClass {
+    InterfaceClass parent;
+
+    /* The returned pointer and statistics must remain valid until
+     * the BQL is next dropped.
+     */
+    bool (*get_statistics)(InterruptStatsProvider *obj, uint64_t **irq_counts,
+                           unsigned int *nb_irqs);
+    void (*print_info)(InterruptStatsProvider *obj, Monitor *mon);
+} InterruptStatsProviderClass;
+
+#endif
diff --git a/include/hw/lm32/lm32_pic.h b/include/hw/lm32/lm32_pic.h
index 189fa386f7..e6479b8f63 100644
--- a/include/hw/lm32/lm32_pic.h
+++ b/include/hw/lm32/lm32_pic.h
@@ -8,7 +8,4 @@ uint32_t lm32_pic_get_im(DeviceState *d);
 void lm32_pic_set_ip(DeviceState *d, uint32_t ip);
 void lm32_pic_set_im(DeviceState *d, uint32_t im);
 
-void lm32_hmp_info_pic(Monitor *mon, const QDict *qdict);
-void lm32_hmp_info_irq(Monitor *mon, const QDict *qdict);
-
 #endif /* QEMU_HW_LM32_PIC_H */
diff --git a/include/hw/sparc/sun4m.h b/include/hw/sparc/sun4m.h
index 9c17425a43..580d87b252 100644
--- a/include/hw/sparc/sun4m.h
+++ b/include/hw/sparc/sun4m.h
@@ -24,14 +24,6 @@ static inline void sparc_iommu_memory_write(void *opaque,
     sparc_iommu_memory_rw(opaque, addr, buf, len, 1);
 }
 
-/* slavio_intctl.c */
-void slavio_pic_info(Monitor *mon, DeviceState *dev);
-void slavio_irq_info(Monitor *mon, DeviceState *dev);
-
-/* sun4m.c */
-void sun4m_hmp_info_pic(Monitor *mon, const QDict *qdict);
-void sun4m_hmp_info_irq(Monitor *mon, const QDict *qdict);
-
 /* sparc32_dma.c */
 #include "hw/sparc/sparc32_dma.h"
 
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 0cce246ea9..c4f6950fcb 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -82,7 +82,7 @@
  */
 #if defined(__SANITIZE_THREAD__)
 #define smp_read_barrier_depends() ({ barrier(); __atomic_thread_fence(__ATOMIC_CONSUME); })
-#elsif defined(__alpha__)
+#elif defined(__alpha__)
 #define smp_read_barrier_depends()   asm volatile("mb":::"memory")
 #else
 #define smp_read_barrier_depends()   barrier()
@@ -92,6 +92,12 @@
 /* Weak atomic operations prevent the compiler moving other
  * loads/stores past the atomic operation load/store. However there is
  * no explicit memory barrier for the processor.
+ *
+ * The C11 memory model says that variables that are accessed from
+ * different threads should at least be done with __ATOMIC_RELAXED
+ * primitives or the result is undefined. Generally this has little to
+ * no effect on the generated code but not using the atomic primitives
+ * will get flagged by sanitizers as a violation.
  */
 #define atomic_read(ptr)                              \
     ({                                                \
diff --git a/include/qemu/bitmap.h b/include/qemu/bitmap.h
index 7247f14788..63ea2d0b1e 100644
--- a/include/qemu/bitmap.h
+++ b/include/qemu/bitmap.h
@@ -57,11 +57,8 @@
  * find_next_bit(addr, nbits, bit)	Position next set bit in *addr >= bit
  */
 
-#define BITMAP_LAST_WORD_MASK(nbits)                                    \
-    (                                                                   \
-        ((nbits) % BITS_PER_LONG) ?                                     \
-        (1UL<<((nbits) % BITS_PER_LONG))-1 : ~0UL                       \
-        )
+#define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) & (BITS_PER_LONG - 1)))
+#define BITMAP_LAST_WORD_MASK(nbits) (~0UL >> (-(nbits) & (BITS_PER_LONG - 1)))
 
 #define DECLARE_BITMAP(name,bits)                  \
         unsigned long name[BITS_TO_LONGS(bits)]
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 9e9fa61546..384bfe245f 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -388,6 +388,16 @@ void os_mem_prealloc(int fd, char *area, size_t sz, Error **errp);
 int qemu_read_password(char *buf, int buf_size);
 
 /**
+ * qemu_get_pid_name:
+ * @pid: pid of a process
+ *
+ * For given @pid fetch its name. Caller is responsible for
+ * freeing the string when no longer needed.
+ * Returns allocated string on success, NULL on failure.
+ */
+char *qemu_get_pid_name(pid_t pid);
+
+/**
  * qemu_fork:
  *
  * A version of fork that avoids signal handler race
diff --git a/include/qemu/seqlock.h b/include/qemu/seqlock.h
index 2e2be4c4f0..8dee11d101 100644
--- a/include/qemu/seqlock.h
+++ b/include/qemu/seqlock.h
@@ -31,7 +31,7 @@ static inline void seqlock_init(QemuSeqLock *sl)
 /* Lock out other writers and update the count.  */
 static inline void seqlock_write_begin(QemuSeqLock *sl)
 {
-    ++sl->sequence;
+    atomic_set(&sl->sequence, sl->sequence + 1);
 
     /* Write sequence before updating other fields.  */
     smp_wmb();
@@ -42,7 +42,7 @@ static inline void seqlock_write_end(QemuSeqLock *sl)
     /* Write other fields before finalizing sequence.  */
     smp_wmb();
 
-    ++sl->sequence;
+    atomic_set(&sl->sequence, sl->sequence + 1);
 }
 
 static inline unsigned seqlock_read_begin(QemuSeqLock *sl)
diff --git a/include/sysemu/char.h b/include/sysemu/char.h
index 0d0465ae0e..4593576cf7 100644
--- a/include/sysemu/char.h
+++ b/include/sysemu/char.h
@@ -92,6 +92,7 @@ struct CharDriverState {
     int explicit_be_open;
     int avail_connections;
     int is_mux;
+    int mux_idx;
     guint fd_in_tag;
     QemuOpts *opts;
     bool replay;