static void drive_stat_acct(struct request *rq, int new_io)
{
- struct gendisk *disk = rq->rq_disk;
struct hd_struct *part;
int rw = rq_data_dir(rq);
int cpu;
- if (!blk_fs_request(rq) || !disk || !blk_do_io_stat(disk->queue))
+ if (!blk_fs_request(rq) || !blk_do_io_stat(rq))
return;
cpu = part_stat_lock();
if (bio_sync(bio))
req->cmd_flags |= REQ_RW_SYNC;
- if (bio_unplug(bio))
- req->cmd_flags |= REQ_UNPLUG;
if (bio_rw_meta(bio))
req->cmd_flags |= REQ_RW_META;
if (bio_noidle(bio))
static void blk_account_io_completion(struct request *req, unsigned int bytes)
{
- struct gendisk *disk = req->rq_disk;
-
- if (!disk || !blk_do_io_stat(disk->queue))
+ if (!blk_do_io_stat(req))
return;
if (blk_fs_request(req)) {
static void blk_account_io_done(struct request *req)
{
- struct gendisk *disk = req->rq_disk;
-
- if (!disk || !blk_do_io_stat(disk->queue))
+ if (!blk_do_io_stat(req))
return;
/*
int cpu;
cpu = part_stat_lock();
- part = disk_map_sector_rcu(disk, req->sector);
+ part = disk_map_sector_rcu(req->rq_disk, req->sector);
part_stat_inc(cpu, part, ios[rw]);
part_stat_add(cpu, part, ticks[rw], duration);