Merge branch 'next' into for-linus

Prepare input updates for 6.1 merge window.

1 files changed, 44 insertions, 37 deletions

diff --git a/block/blk.h b/block/blk.h
index 434017701403..d7142c4d2fef 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -31,11 +31,6 @@ extern struct kmem_cache *blk_requestq_srcu_cachep;
 extern struct kobj_type blk_queue_ktype;
 extern struct ida blk_queue_ida;
 
-static inline void __blk_get_queue(struct request_queue *q)
-{
-	kobject_get(&q->kobj);
-}
-
 bool is_flush_rq(struct request *req);
 
 struct blk_flush_queue *blk_alloc_flush_queue(int node, int cmd_size,
@@ -102,23 +97,23 @@ static inline bool biovec_phys_mergeable(struct request_queue *q,
 	return true;
 }
 
-static inline bool __bvec_gap_to_prev(struct request_queue *q,
+static inline bool __bvec_gap_to_prev(struct queue_limits *lim,
 		struct bio_vec *bprv, unsigned int offset)
 {
-	return (offset & queue_virt_boundary(q)) ||
-		((bprv->bv_offset + bprv->bv_len) & queue_virt_boundary(q));
+	return (offset & lim->virt_boundary_mask) ||
+		((bprv->bv_offset + bprv->bv_len) & lim->virt_boundary_mask);
 }
 
 /*
  * Check if adding a bio_vec after bprv with offset would create a gap in
  * the SG list. Most drivers don't care about this, but some do.
  */
-static inline bool bvec_gap_to_prev(struct request_queue *q,
+static inline bool bvec_gap_to_prev(struct queue_limits *lim,
 		struct bio_vec *bprv, unsigned int offset)
 {
-	if (!queue_virt_boundary(q))
+	if (!lim->virt_boundary_mask)
 		return false;
-	return __bvec_gap_to_prev(q, bprv, offset);
+	return __bvec_gap_to_prev(lim, bprv, offset);
 }
 
 static inline bool rq_mergeable(struct request *rq)
@@ -159,6 +154,19 @@ static inline bool blk_discard_mergable(struct request *req)
 	return false;
 }
 
+static inline unsigned int blk_queue_get_max_sectors(struct request_queue *q,
+						     enum req_op op)
+{
+	if (unlikely(op == REQ_OP_DISCARD || op == REQ_OP_SECURE_ERASE))
+		return min(q->limits.max_discard_sectors,
+			   UINT_MAX >> SECTOR_SHIFT);
+
+	if (unlikely(op == REQ_OP_WRITE_ZEROES))
+		return q->limits.max_write_zeroes_sectors;
+
+	return q->limits.max_sectors;
+}
+
 #ifdef CONFIG_BLK_DEV_INTEGRITY
 void blk_flush_integrity(void);
 bool __bio_integrity_endio(struct bio *);
@@ -181,7 +189,8 @@ static inline bool integrity_req_gap_back_merge(struct request *req,
 	struct bio_integrity_payload *bip = bio_integrity(req->bio);
 	struct bio_integrity_payload *bip_next = bio_integrity(next);
 
-	return bvec_gap_to_prev(req->q, &bip->bip_vec[bip->bip_vcnt - 1],
+	return bvec_gap_to_prev(&req->q->limits,
+				&bip->bip_vec[bip->bip_vcnt - 1],
 				bip_next->bip_vec[0].bv_offset);
 }
 
@@ -191,7 +200,8 @@ static inline bool integrity_req_gap_front_merge(struct request *req,
 	struct bio_integrity_payload *bip = bio_integrity(bio);
 	struct bio_integrity_payload *bip_next = bio_integrity(req->bio);
 
-	return bvec_gap_to_prev(req->q, &bip->bip_vec[bip->bip_vcnt - 1],
+	return bvec_gap_to_prev(&req->q->limits,
+				&bip->bip_vec[bip->bip_vcnt - 1],
 				bip_next->bip_vec[0].bv_offset);
 }
 
@@ -280,7 +290,8 @@ ssize_t part_timeout_show(struct device *, struct device_attribute *, char *);
 ssize_t part_timeout_store(struct device *, struct device_attribute *,
 				const char *, size_t);
 
-static inline bool blk_may_split(struct request_queue *q, struct bio *bio)
+static inline bool bio_may_exceed_limits(struct bio *bio,
+		struct queue_limits *lim)
 {
 	switch (bio_op(bio)) {
 	case REQ_OP_DISCARD:
@@ -299,12 +310,12 @@ static inline bool blk_may_split(struct request_queue *q, struct bio *bio)
 	 * to the performance impact of cloned bios themselves the loop below
 	 * doesn't matter anyway.
 	 */
-	return q->limits.chunk_sectors || bio->bi_vcnt != 1 ||
+	return lim->chunk_sectors || bio->bi_vcnt != 1 ||
 		bio->bi_io_vec->bv_len + bio->bi_io_vec->bv_offset > PAGE_SIZE;
 }
 
-void __blk_queue_split(struct request_queue *q, struct bio **bio,
-			unsigned int *nr_segs);
+struct bio *__bio_split_to_limits(struct bio *bio, struct queue_limits *lim,
+		       unsigned int *nr_segs);
 int ll_back_merge_fn(struct request *req, struct bio *bio,
 		unsigned int nr_segs);
 bool blk_attempt_req_merge(struct request_queue *q, struct request *rq,
@@ -337,16 +348,6 @@ static inline void req_set_nomerge(struct request_queue *q, struct request *req)
 }
 
 /*
- * The max size one bio can handle is UINT_MAX becasue bvec_iter.bi_size
- * is defined as 'unsigned int', meantime it has to aligned to with logical
- * block size which is the minimum accepted unit by hardware.
- */
-static inline unsigned int bio_allowed_max_sectors(struct request_queue *q)
-{
-	return round_down(UINT_MAX, queue_logical_block_size(q)) >> 9;
-}
-
-/*
  * Internal io_context interface
  */
 struct io_cq *ioc_find_get_icq(struct request_queue *q);
@@ -370,7 +371,7 @@ static inline void blk_throtl_bio_endio(struct bio *bio) { }
 static inline void blk_throtl_stat_add(struct request *rq, u64 time) { }
 #endif
 
-void __blk_queue_bounce(struct request_queue *q, struct bio **bio);
+struct bio *__blk_queue_bounce(struct bio *bio, struct request_queue *q);
 
 static inline bool blk_queue_may_bounce(struct request_queue *q)
 {
@@ -379,10 +380,12 @@ static inline bool blk_queue_may_bounce(struct request_queue *q)
 		max_low_pfn >= max_pfn;
 }
 
-static inline void blk_queue_bounce(struct request_queue *q, struct bio **bio)
+static inline struct bio *blk_queue_bounce(struct bio *bio,
+		struct request_queue *q)
 {
-	if (unlikely(blk_queue_may_bounce(q) && bio_has_data(*bio)))
-		__blk_queue_bounce(q, bio);	
+	if (unlikely(blk_queue_may_bounce(q) && bio_has_data(bio)))
+		return __blk_queue_bounce(bio, q);
+	return bio;
 }
 
 #ifdef CONFIG_BLK_CGROUP_IOLATENCY
@@ -392,11 +395,11 @@ static inline int blk_iolatency_init(struct request_queue *q) { return 0; }
 #endif
 
 #ifdef CONFIG_BLK_DEV_ZONED
-void blk_queue_free_zone_bitmaps(struct request_queue *q);
-void blk_queue_clear_zone_settings(struct request_queue *q);
+void disk_free_zone_bitmaps(struct gendisk *disk);
+void disk_clear_zone_settings(struct gendisk *disk);
 #else
-static inline void blk_queue_free_zone_bitmaps(struct request_queue *q) {}
-static inline void blk_queue_clear_zone_settings(struct request_queue *q) {}
+static inline void disk_free_zone_bitmaps(struct gendisk *disk) {}
+static inline void disk_clear_zone_settings(struct gendisk *disk) {}
 #endif
 
 int blk_alloc_ext_minor(void);
@@ -411,6 +414,9 @@ int bdev_resize_partition(struct gendisk *disk, int partno, sector_t start,
 		sector_t length);
 void blk_drop_partitions(struct gendisk *disk);
 
+struct gendisk *__alloc_disk_node(struct request_queue *q, int node_id,
+		struct lock_class_key *lkclass);
+
 int bio_add_hw_page(struct request_queue *q, struct bio *bio,
 		struct page *page, unsigned int len, unsigned int offset,
 		unsigned int max_sectors, bool *same_page);
@@ -436,13 +442,14 @@ extern struct device_attribute dev_attr_events;
 extern struct device_attribute dev_attr_events_async;
 extern struct device_attribute dev_attr_events_poll_msecs;
 
+extern struct attribute_group blk_trace_attr_group;
+
 long blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg);
 long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg);
 
 extern const struct address_space_operations def_blk_aops;
 
-int disk_register_independent_access_ranges(struct gendisk *disk,
-				struct blk_independent_access_ranges *new_iars);
+int disk_register_independent_access_ranges(struct gendisk *disk);
 void disk_unregister_independent_access_ranges(struct gendisk *disk);
 
 #ifdef CONFIG_FAIL_MAKE_REQUEST