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-rw-r--r--block/blk-core.c6
-rw-r--r--block/blk.h8
2 files changed, 11 insertions, 3 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index ca69f3d9410..29bcfac6c68 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -69,7 +69,7 @@ static void drive_stat_acct(struct request *rq, int new_io)
int rw = rq_data_dir(rq);
int cpu;
- if (!blk_fs_request(rq) || !disk || !blk_queue_io_stat(disk->queue))
+ if (!blk_fs_request(rq) || !disk || !blk_do_io_stat(disk->queue))
return;
cpu = part_stat_lock();
@@ -1667,7 +1667,7 @@ static void blk_account_io_completion(struct request *req, unsigned int bytes)
{
struct gendisk *disk = req->rq_disk;
- if (!disk || !blk_queue_io_stat(disk->queue))
+ if (!disk || !blk_do_io_stat(disk->queue))
return;
if (blk_fs_request(req)) {
@@ -1686,7 +1686,7 @@ static void blk_account_io_done(struct request *req)
{
struct gendisk *disk = req->rq_disk;
- if (!disk || !blk_queue_io_stat(disk->queue))
+ if (!disk || !blk_do_io_stat(disk->queue))
return;
/*
diff --git a/block/blk.h b/block/blk.h
index 6e1ed40534e..0dce92c3749 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -108,4 +108,12 @@ static inline int blk_cpu_to_group(int cpu)
#endif
}
+static inline int blk_do_io_stat(struct request_queue *q)
+{
+ if (q)
+ return blk_queue_io_stat(q);
+
+ return 0;
+}
+
#endif