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linux-sg2042
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block: get rid of unnecessary forward declarations in blk-core.c 

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2008-01-29 13:54:41 +01:00
parent 86db1e2977
commit 26b8256e2b
1 changed files with 30 additions and 32 deletions
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62
block/blk-core.c
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@ -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