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-rw-r--r--include/linux/blkdev.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 65c2f8c..8bca048 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -111,10 +111,14 @@ struct request {
* Three pointers are available for the IO schedulers, if they need
* more they have to dynamically allocate it. Flush requests are
* never put on the IO scheduler. So let the flush fields share
- * space with the three elevator_private pointers.
+ * space with the elevator data.
*/
union {
- void *elevator_private[3];
+ struct {
+ struct io_cq *icq;
+ void *priv[2];
+ } elv;
+
struct {
unsigned int seq;
struct list_head list;
@@ -357,6 +361,8 @@ struct request_queue {
struct timer_list timeout;
struct list_head timeout_list;
+ struct list_head icq_list;
+
struct queue_limits limits;
/*
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