[PATCH 07/14] staging: android: ion: Sync comment docs with struct ion_buffer

From: Andrew F. Davis
Date: Fri Jan 11 2019 - 13:06:09 EST


This struct is no longer documented correctly, fix this.

Signed-off-by: Andrew F. Davis <afd@xxxxxx>
---
drivers/staging/android/ion/ion.h | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/android/ion/ion.h b/drivers/staging/android/ion/ion.h
index 2ef78c951a6b..e291299fd35f 100644
--- a/drivers/staging/android/ion/ion.h
+++ b/drivers/staging/android/ion/ion.h
@@ -23,8 +23,8 @@

/**
* struct ion_buffer - metadata for a particular buffer
- * @ref: reference count
* @node: node in the ion_device buffers tree
+ * @list: element in list of deferred freeable buffers
* @dev: back pointer to the ion_device
* @heap: back pointer to the heap the buffer came from
* @flags: buffer specific flags
@@ -35,7 +35,8 @@
* @lock: protects the buffers cnt fields
* @kmap_cnt: number of times the buffer is mapped to the kernel
* @vaddr: the kernel mapping if kmap_cnt is not zero
- * @sg_table: the sg table for the buffer if dmap_cnt is not zero
+ * @sg_table: the sg table for the buffer
+ * @attachments: list of devices attached to this buffer
*/
struct ion_buffer {
union {
@@ -151,12 +152,16 @@ struct ion_heap {
unsigned long flags;
unsigned int id;
const char *name;
+
+ /* deferred free support */
struct shrinker shrinker;
struct list_head free_list;
size_t free_list_size;
spinlock_t free_lock;
wait_queue_head_t waitqueue;
struct task_struct *task;
+
+ /* heap statistics */
u64 num_of_buffers;
u64 num_of_alloc_bytes;
u64 alloc_bytes_wm;
--
2.19.1