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-rw-r--r--include/linux/blkdev.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 727886d25c4e..e9eb35c9bf26 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -541,7 +541,7 @@ enum {
#define blk_noretry_request(rq) ((rq)->cmd_flags & REQ_FAILFAST)
#define blk_rq_started(rq) ((rq)->cmd_flags & REQ_STARTED)
-#define blk_account_rq(rq) (blk_rq_started(rq) && blk_fs_request(rq))
+#define blk_account_rq(rq) (blk_rq_started(rq) && (blk_fs_request(rq) || blk_discard_rq(rq)))
#define blk_pm_suspend_request(rq) ((rq)->cmd_type == REQ_TYPE_PM_SUSPEND)
#define blk_pm_resume_request(rq) ((rq)->cmd_type == REQ_TYPE_PM_RESUME)
@@ -598,7 +598,8 @@ static inline void blk_clear_queue_full(struct request_queue *q, int rw)
#define RQ_NOMERGE_FLAGS \
(REQ_NOMERGE | REQ_STARTED | REQ_HARDBARRIER | REQ_SOFTBARRIER)
#define rq_mergeable(rq) \
- (!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && blk_fs_request((rq)))
+ (!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && \
+ (blk_discard_rq(rq) || blk_fs_request((rq))))
/*
* q->prep_rq_fn return values