block: get rid of unnecessary forward declarations in blk-core.c
Jens Axboe [Tue, 29 Jan 2008 12:54:41 +0000 (13:54 +0100)]
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

block/blk-core.c

index 2c73ed1..3d415ec 100644 (file)
@@ -33,9 +33,7 @@
 
 #include "blk.h"
 
-static void drive_stat_acct(struct request *rq, int new_io);
 static int __make_request(struct request_queue *q, struct bio *bio);
-static void blk_recalc_rq_segments(struct request *rq);
 
 /*
  * For the allocated request tables
@@ -54,6 +52,21 @@ static struct workqueue_struct *kblockd_workqueue;
 
 static DEFINE_PER_CPU(struct list_head, blk_cpu_done);
 
+static void drive_stat_acct(struct request *rq, int new_io)
+{
+       int rw = rq_data_dir(rq);
+
+       if (!blk_fs_request(rq) || !rq->rq_disk)
+               return;
+
+       if (!new_io) {
+               __disk_stat_inc(rq->rq_disk, merges[rw]);
+       } else {
+               disk_round_stats(rq->rq_disk);
+               rq->rq_disk->in_flight++;
+       }
+}
+
 void blk_queue_congestion_threshold(struct request_queue *q)
 {
        int nr;
@@ -168,21 +181,6 @@ void blk_dump_rq_flags(struct request *rq, char *msg)
 
 EXPORT_SYMBOL(blk_dump_rq_flags);
 
-void blk_recount_segments(struct request_queue *q, struct bio *bio)
-{
-       struct request rq;
-       struct bio *nxt = bio->bi_next;
-       rq.q = q;
-       rq.bio = rq.biotail = bio;
-       bio->bi_next = NULL;
-       blk_recalc_rq_segments(&rq);
-       bio->bi_next = nxt;
-       bio->bi_phys_segments = rq.nr_phys_segments;
-       bio->bi_hw_segments = rq.nr_hw_segments;
-       bio->bi_flags |= (1 << BIO_SEG_VALID);
-}
-EXPORT_SYMBOL(blk_recount_segments);
-
 static void blk_recalc_rq_segments(struct request *rq)
 {
        int nr_phys_segs;
@@ -255,6 +253,21 @@ new_hw_segment:
        rq->nr_hw_segments = nr_hw_segs;
 }
 
+void blk_recount_segments(struct request_queue *q, struct bio *bio)
+{
+       struct request rq;
+       struct bio *nxt = bio->bi_next;
+       rq.q = q;
+       rq.bio = rq.biotail = bio;
+       bio->bi_next = NULL;
+       blk_recalc_rq_segments(&rq);
+       bio->bi_next = nxt;
+       bio->bi_phys_segments = rq.nr_phys_segments;
+       bio->bi_hw_segments = rq.nr_hw_segments;
+       bio->bi_flags |= (1 << BIO_SEG_VALID);
+}
+EXPORT_SYMBOL(blk_recount_segments);
+
 static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio,
                                   struct bio *nxt)
 {
@@ -1305,21 +1318,6 @@ void blk_insert_request(struct request_queue *q, struct request *rq,
 
 EXPORT_SYMBOL(blk_insert_request);
 
-static void drive_stat_acct(struct request *rq, int new_io)
-{
-       int rw = rq_data_dir(rq);
-
-       if (!blk_fs_request(rq) || !rq->rq_disk)
-               return;
-
-       if (!new_io) {
-               __disk_stat_inc(rq->rq_disk, merges[rw]);
-       } else {
-               disk_round_stats(rq->rq_disk);
-               rq->rq_disk->in_flight++;
-       }
-}
-
 /*
  * add-request adds a request to the linked list.
  * queue lock is held and interrupts disabled, as we muck with the