1 files changed, 26 insertions, 32 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index f94ee3089e01..bc6bc8383b43 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -65,8 +65,6 @@ typedef void (rq_end_io_fn)(struct request *, blk_status_t);
  * request flags */
 typedef __u32 __bitwise req_flags_t;
 
-/* elevator knows about this request */
-#define RQF_SORTED		((__force req_flags_t)(1 << 0))
 /* drive already may have started this one */
 #define RQF_STARTED		((__force req_flags_t)(1 << 1))
 /* may not be passed by ioscheduler */
@@ -153,7 +151,7 @@ struct request {
 	 */
 	union {
 		struct hlist_node hash;	/* merge hash */
-		struct list_head ipi_list;
+		struct llist_node ipi_list;
 	};
 
 	/*
@@ -337,6 +335,7 @@ struct queue_limits {
 	unsigned int		max_zone_append_sectors;
 	unsigned int		discard_granularity;
 	unsigned int		discard_alignment;
+	unsigned int		zone_write_granularity;
 
 	unsigned short		max_segments;
 	unsigned short		max_integrity_segments;
@@ -461,7 +460,6 @@ struct request_queue {
 #ifdef CONFIG_PM
 	struct device		*dev;
 	enum rpm_status		rpm_status;
-	unsigned int		nr_pending;
 #endif
 
 	/*
@@ -948,9 +946,8 @@ extern int blk_rq_map_kern(struct request_queue *, struct request *, void *, uns
 extern int blk_rq_map_user_iov(struct request_queue *, struct request *,
 			       struct rq_map_data *, const struct iov_iter *,
 			       gfp_t);
-extern void blk_execute_rq(struct request_queue *, struct gendisk *,
-			  struct request *, int);
-extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *,
+extern void blk_execute_rq(struct gendisk *, struct request *, int);
+extern void blk_execute_rq_nowait(struct gendisk *,
 				  struct request *, int, rq_end_io_fn *);
 
 /* Helper to convert REQ_OP_XXX to its string format XXX */
@@ -1161,6 +1158,8 @@ extern void blk_queue_logical_block_size(struct request_queue *, unsigned int);
 extern void blk_queue_max_zone_append_sectors(struct request_queue *q,
 		unsigned int max_zone_append_sectors);
 extern void blk_queue_physical_block_size(struct request_queue *, unsigned int);
+void blk_queue_zone_write_granularity(struct request_queue *q,
+				      unsigned int size);
 extern void blk_queue_alignment_offset(struct request_queue *q,
 				       unsigned int alignment);
 void blk_queue_update_readahead(struct request_queue *q);
@@ -1289,7 +1288,7 @@ static inline bool blk_needs_flush_plug(struct task_struct *tsk)
 		 !list_empty(&plug->cb_list));
 }
 
-int blkdev_issue_flush(struct block_device *, gfp_t);
+int blkdev_issue_flush(struct block_device *bdev);
 long nr_blockdev_pages(void);
 #else /* CONFIG_BLOCK */
 struct blk_plug {
@@ -1317,7 +1316,7 @@ static inline bool blk_needs_flush_plug(struct task_struct *tsk)
 	return false;
 }
 
-static inline int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask)
+static inline int blkdev_issue_flush(struct block_device *bdev)
 {
 	return 0;
 }
@@ -1474,6 +1473,18 @@ static inline int bdev_io_opt(struct block_device *bdev)
 	return queue_io_opt(bdev_get_queue(bdev));
 }
 
+static inline unsigned int
+queue_zone_write_granularity(const struct request_queue *q)
+{
+	return q->limits.zone_write_granularity;
+}
+
+static inline unsigned int
+bdev_zone_write_granularity(struct block_device *bdev)
+{
+	return queue_zone_write_granularity(bdev_get_queue(bdev));
+}
+
 static inline int queue_alignment_offset(const struct request_queue *q)
 {
 	if (q->limits.misaligned)
@@ -1954,21 +1965,9 @@ unsigned long disk_start_io_acct(struct gendisk *disk, unsigned int sectors,
 void disk_end_io_acct(struct gendisk *disk, unsigned int op,
 		unsigned long start_time);
 
-unsigned long part_start_io_acct(struct gendisk *disk,
-		struct block_device **part, struct bio *bio);
-void part_end_io_acct(struct block_device *part, struct bio *bio,
-		      unsigned long start_time);
-
-/**
- * bio_start_io_acct - start I/O accounting for bio based drivers
- * @bio:	bio to start account for
- *
- * Returns the start time that should be passed back to bio_end_io_acct().
- */
-static inline unsigned long bio_start_io_acct(struct bio *bio)
-{
-	return disk_start_io_acct(bio->bi_disk, bio_sectors(bio), bio_op(bio));
-}
+unsigned long bio_start_io_acct(struct bio *bio);
+void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
+		struct block_device *orig_bdev);
 
 /**
  * bio_end_io_acct - end I/O accounting for bio based drivers
@@ -1977,7 +1976,7 @@ static inline unsigned long bio_start_io_acct(struct bio *bio)
  */
 static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
 {
-	return disk_end_io_acct(bio->bi_disk, bio_op(bio), start_time);
+	return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
 }
 
 int bdev_read_only(struct block_device *bdev);
@@ -2012,21 +2011,16 @@ void bdev_add(struct block_device *bdev, dev_t dev);
 struct block_device *I_BDEV(struct inode *inode);
 struct block_device *bdgrab(struct block_device *bdev);
 void bdput(struct block_device *);
+int truncate_bdev_range(struct block_device *bdev, fmode_t mode, loff_t lstart,
+		loff_t lend);
 
 #ifdef CONFIG_BLOCK
 void invalidate_bdev(struct block_device *bdev);
-int truncate_bdev_range(struct block_device *bdev, fmode_t mode, loff_t lstart,
-			loff_t lend);
 int sync_blockdev(struct block_device *bdev);
 #else
 static inline void invalidate_bdev(struct block_device *bdev)
 {
 }
-static inline int truncate_bdev_range(struct block_device *bdev, fmode_t mode,
-				      loff_t lstart, loff_t lend)
-{
-	return 0;
-}
 static inline int sync_blockdev(struct block_device *bdev)
 {
 	return 0;