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-rw-r--r--drivers/block/ll_rw_blk.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c
index 0af73512b9a..1b272883aad 100644
--- a/drivers/block/ll_rw_blk.c
+++ b/drivers/block/ll_rw_blk.c
@@ -2387,16 +2387,12 @@ static void drive_stat_acct(struct request *rq, int nr_sectors, int new_io)
if (!blk_fs_request(rq) || !rq->rq_disk)
return;
- if (rw == READ) {
- __disk_stat_add(rq->rq_disk, read_sectors, nr_sectors);
- if (!new_io)
+ if (!new_io) {
+ if (rw == READ)
__disk_stat_inc(rq->rq_disk, read_merges);
- } else if (rw == WRITE) {
- __disk_stat_add(rq->rq_disk, write_sectors, nr_sectors);
- if (!new_io)
+ else
__disk_stat_inc(rq->rq_disk, write_merges);
- }
- if (new_io) {
+ } else {
disk_round_stats(rq->rq_disk);
rq->rq_disk->in_flight++;
}
@@ -3048,6 +3044,13 @@ static int __end_that_request_first(struct request *req, int uptodate,
(unsigned long long)req->sector);
}
+ if (blk_fs_request(req) && req->rq_disk) {
+ if (rq_data_dir(req) == READ)
+ __disk_stat_add(req->rq_disk, read_sectors, nr_bytes >> 9);
+ else
+ __disk_stat_add(req->rq_disk, write_sectors, nr_bytes >> 9);
+ }
+
total_bytes = bio_nbytes = 0;
while ((bio = req->bio) != NULL) {
int nbytes;