[PATCH 09/12] evtchn: move FIFO-private struct declarations

[Jan Beulich <jbeulich@xxxxxxxx>]

There's no need to expose them.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
---
I wonder whether we shouldn't do away with event_fifo.h altogether.

--- a/xen/common/event_fifo.c
+++ b/xen/common/event_fifo.c
@@ -21,6 +21,27 @@
 
 #include <public/event_channel.h>
 
+struct evtchn_fifo_queue {
+    uint32_t *head; /* points into control block */
+    uint32_t tail;
+    uint8_t priority;
+    spinlock_t lock;
+};
+
+struct evtchn_fifo_vcpu {
+    struct evtchn_fifo_control_block *control_block;
+    struct evtchn_fifo_queue queue[EVTCHN_FIFO_MAX_QUEUES];
+};
+
+#define EVTCHN_FIFO_EVENT_WORDS_PER_PAGE (PAGE_SIZE / sizeof(event_word_t))
+#define EVTCHN_FIFO_MAX_EVENT_ARRAY_PAGES \
+    (EVTCHN_FIFO_NR_CHANNELS / EVTCHN_FIFO_EVENT_WORDS_PER_PAGE)
+
+struct evtchn_fifo_domain {
+    event_word_t *event_array[EVTCHN_FIFO_MAX_EVENT_ARRAY_PAGES];
+    unsigned int num_evtchns;
+};
+
 static inline event_word_t *evtchn_fifo_word_from_port(const struct domain *d,
                                                        unsigned int port)
 {
--- a/xen/include/xen/event_fifo.h
+++ b/xen/include/xen/event_fifo.h
@@ -9,27 +9,6 @@
 #ifndef __XEN_EVENT_FIFO_H__
 #define __XEN_EVENT_FIFO_H__
 
-struct evtchn_fifo_queue {
-    uint32_t *head; /* points into control block */
-    uint32_t tail;
-    uint8_t priority;
-    spinlock_t lock;
-};
-
-struct evtchn_fifo_vcpu {
-    struct evtchn_fifo_control_block *control_block;
-    struct evtchn_fifo_queue queue[EVTCHN_FIFO_MAX_QUEUES];
-};
-
-#define EVTCHN_FIFO_EVENT_WORDS_PER_PAGE (PAGE_SIZE / sizeof(event_word_t))
-#define EVTCHN_FIFO_MAX_EVENT_ARRAY_PAGES \
-    (EVTCHN_FIFO_NR_CHANNELS / EVTCHN_FIFO_EVENT_WORDS_PER_PAGE)
-
-struct evtchn_fifo_domain {
-    event_word_t *event_array[EVTCHN_FIFO_MAX_EVENT_ARRAY_PAGES];
-    unsigned int num_evtchns;
-};
-
 int evtchn_fifo_init_control(struct evtchn_init_control *init_control);
 int evtchn_fifo_expand_array(const struct evtchn_expand_array *expand_array);
 void evtchn_fifo_destroy(struct domain *domain);