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authorJens Axboe <axboe@kernel.dk>2017-06-30 21:55:08 -0600
committerJens Axboe <axboe@kernel.dk>2017-08-09 13:09:16 -0600
commitd62e26b3ffd28f16ddae85a1babd0303a1a6dfb6 (patch)
tree622dd61c60712f31575b2cdde0811529b829ba8a /include/linux/genhd.h
parent7f5562d5ecc44c757599b201df928ba52fa05047 (diff)
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block: pass in queue to inflight accounting
No functional change in this patch, just in preparation for basing the inflight mechanism on the queue in question. Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com> Reviewed-by: Omar Sandoval <osandov@fb.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/genhd.h')
-rw-r--r--include/linux/genhd.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index e619fae2f037..7f7427e00f9c 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -362,23 +362,27 @@ static inline void free_part_stats(struct hd_struct *part)
#define part_stat_sub(cpu, gendiskp, field, subnd) \
part_stat_add(cpu, gendiskp, field, -subnd)
-static inline void part_inc_in_flight(struct hd_struct *part, int rw)
+static inline void part_inc_in_flight(struct request_queue *q,
+ struct hd_struct *part, int rw)
{
atomic_inc(&part->in_flight[rw]);
if (part->partno)
atomic_inc(&part_to_disk(part)->part0.in_flight[rw]);
}
-static inline void part_dec_in_flight(struct hd_struct *part, int rw)
+static inline void part_dec_in_flight(struct request_queue *q,
+ struct hd_struct *part, int rw)
{
atomic_dec(&part->in_flight[rw]);
if (part->partno)
atomic_dec(&part_to_disk(part)->part0.in_flight[rw]);
}
-static inline int part_in_flight(struct hd_struct *part)
+static inline int part_in_flight(struct request_queue *q,
+ struct hd_struct *part)
{
- return atomic_read(&part->in_flight[0]) + atomic_read(&part->in_flight[1]);
+ return atomic_read(&part->in_flight[0]) +
+ atomic_read(&part->in_flight[1]);
}
static inline struct partition_meta_info *alloc_part_info(struct gendisk *disk)
@@ -395,7 +399,7 @@ static inline void free_part_info(struct hd_struct *part)
}
/* block/blk-core.c */
-extern void part_round_stats(int cpu, struct hd_struct *part);
+extern void part_round_stats(struct request_queue *q, int cpu, struct hd_struct *part);
/* block/genhd.c */
extern void device_add_disk(struct device *parent, struct gendisk *disk);