diff options
| author | Tommi Rantala <tommi.t.rantala@nokia.com> | 2020-04-17 16:00:22 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-04-17 08:21:44 -0600 |
| commit | 3a89c25d98da99672414bf20a887f7f8f8768986 (patch) | |
| tree | 3a56a24a92700c05395ca4634f559b111404d128 /block/blk-wbt.c | |
| parent | 3dceecfad68cbe6224990654dafd8edd8b71b37e (diff) | |
| download | lwn-3a89c25d98da99672414bf20a887f7f8f8768986.tar.gz lwn-3a89c25d98da99672414bf20a887f7f8f8768986.zip | |
blk-wbt: Use tracepoint_string() for wbt_step tracepoint string literals
Use tracepoint_string() for string literals that are used in the
wbt_step tracepoint, so that userspace tools can display the string
content.
Signed-off-by: Tommi Rantala <tommi.t.rantala@nokia.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-wbt.c')
| -rw-r--r-- | block/blk-wbt.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-wbt.c b/block/blk-wbt.c index 8641ba9793c5..9cb082f38b93 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -313,7 +313,7 @@ static void scale_up(struct rq_wb *rwb) calc_wb_limits(rwb); rwb->unknown_cnt = 0; rwb_wake_all(rwb); - rwb_trace_step(rwb, "scale up"); + rwb_trace_step(rwb, tracepoint_string("scale up")); } static void scale_down(struct rq_wb *rwb, bool hard_throttle) @@ -322,7 +322,7 @@ static void scale_down(struct rq_wb *rwb, bool hard_throttle) return; calc_wb_limits(rwb); rwb->unknown_cnt = 0; - rwb_trace_step(rwb, "scale down"); + rwb_trace_step(rwb, tracepoint_string("scale down")); } static void rwb_arm_timer(struct rq_wb *rwb) |