Move a subset of definitions from ring_buffer.h to hyperv.h.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Abhishek Kane <v-abkane@xxxxxxxxxxxxx>
Signed-off-by: Hank Janssen <hjanssen@xxxxxxxxxxxxx>
---
drivers/staging/hv/hyperv.h | 41 ++++++++++++++++++++++++++++++++++++
drivers/staging/hv/ring_buffer.h | 43 --------------------------------------
2 files changed, 41 insertions(+), 43 deletions(-)
diff --git a/drivers/staging/hv/hyperv.h b/drivers/staging/hv/hyperv.h
index 22e434a..0baa868 100644
--- a/drivers/staging/hv/hyperv.h
+++ b/drivers/staging/hv/hyperv.h
@@ -59,5 +59,46 @@ struct hv_multipage_buffer {
#pragma pack(pop)
+struct hv_ring_buffer {
+ /* Offset in bytes from the start of ring data below */
+ u32 write_index;
+
+ /* Offset in bytes from the start of ring data below */
+ u32 read_index;
+
+ u32 interrupt_mask;
+
+ /* Pad it to PAGE_SIZE so that data starts on page boundary */
+ u8 reserved[4084];
+
+ /* NOTE:
+ * The interrupt_mask field is used only for channels but since our
+ * vmbus connection also uses this data structure and its data starts
+ * here, we commented out this field.
+ */
+
+ /*
+ * Ring data starts here + RingDataStartOffset
+ * !!! DO NOT place any fields below this !!!
+ */
+ u8 buffer[0];
+} __packed;
+
+struct hv_ring_buffer_info {
+ struct hv_ring_buffer *ring_buffer;
+ u32 ring_size; /* Include the shared header */
+ spinlock_t ring_lock;
+
+ u32 ring_datasize; /* < ring_size */
+ u32 ring_data_startoffset;
+};
+
+struct hv_ring_buffer_debug_info {
+ u32 current_interrupt_mask;
+ u32 current_read_index;
+ u32 current_write_index;
+ u32 bytes_avail_toread;
+ u32 bytes_avail_towrite;
+};
#endif /* _HYPERV_H */
diff --git a/drivers/staging/hv/ring_buffer.h b/drivers/staging/hv/ring_buffer.h
index 089c536..72d166f 100644
--- a/drivers/staging/hv/ring_buffer.h
+++ b/drivers/staging/hv/ring_buffer.h
@@ -28,49 +28,6 @@
#include <linux/scatterlist.h>
-struct hv_ring_buffer {
- /* Offset in bytes from the start of ring data below */
- u32 write_index;
-
- /* Offset in bytes from the start of ring data below */
- u32 read_index;
-
- u32 interrupt_mask;
-
- /* Pad it to PAGE_SIZE so that data starts on page boundary */
- u8 reserved[4084];
-
- /* NOTE:
- * The interrupt_mask field is used only for channels but since our
- * vmbus connection also uses this data structure and its data starts
- * here, we commented out this field.
- */
-
- /*
- * Ring data starts here + RingDataStartOffset
- * !!! DO NOT place any fields below this !!!
- */
- u8 buffer[0];
-} __packed;
-
-struct hv_ring_buffer_info {
- struct hv_ring_buffer *ring_buffer;
- u32 ring_size; /* Include the shared header */
- spinlock_t ring_lock;
-
- u32 ring_datasize; /* < ring_size */
- u32 ring_data_startoffset;
-};
-
-struct hv_ring_buffer_debug_info {
- u32 current_interrupt_mask;
- u32 current_read_index;
- u32 current_write_index;
- u32 bytes_avail_toread;
- u32 bytes_avail_towrite;
-};
-
-
/* Interface */
--
1.7.4.1
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