@@ -226,7 +226,7 @@ static void finish_netfs_read(struct ceph_osd_request *req)
int num_pages;
int err = req->r_result;
- ceph_update_read_latency(&fsc->mdsc->metric, req->r_start_latency,
+ ceph_update_read_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, err);
dout("%s: result %d subreq->len=%zu i_size=%lld\n", __func__, req->r_result,
@@ -560,7 +560,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
if (!err)
err = ceph_osdc_wait_request(osdc, req);
- ceph_update_write_latency(&fsc->mdsc->metric, req->r_start_latency,
+ ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, err);
ceph_osdc_put_request(req);
@@ -648,7 +648,7 @@ static void writepages_finish(struct ceph_osd_request *req)
ceph_clear_error_write(ci);
}
- ceph_update_write_latency(&fsc->mdsc->metric, req->r_start_latency,
+ ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, rc);
/*
@@ -1719,7 +1719,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)
if (!err)
err = ceph_osdc_wait_request(&fsc->client->osdc, req);
- ceph_update_write_latency(&fsc->mdsc->metric, req->r_start_latency,
+ ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, err);
out_put:
@@ -162,34 +162,34 @@ static int metric_show(struct seq_file *s, void *p)
seq_printf(s, "item total avg_lat(us) min_lat(us) max_lat(us) stdev(us)\n");
seq_printf(s, "-----------------------------------------------------------------------------------\n");
- spin_lock(&m->read_latency_lock);
+ spin_lock(&m->read_metric_lock);
total = m->total_reads;
sum = m->read_latency_sum;
avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0;
min = m->read_latency_min;
max = m->read_latency_max;
sq = m->read_latency_sq_sum;
- spin_unlock(&m->read_latency_lock);
+ spin_unlock(&m->read_metric_lock);
CEPH_METRIC_SHOW("read", total, avg, min, max, sq);
- spin_lock(&m->write_latency_lock);
+ spin_lock(&m->write_metric_lock);
total = m->total_writes;
sum = m->write_latency_sum;
avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0;
min = m->write_latency_min;
max = m->write_latency_max;
sq = m->write_latency_sq_sum;
- spin_unlock(&m->write_latency_lock);
+ spin_unlock(&m->write_metric_lock);
CEPH_METRIC_SHOW("write", total, avg, min, max, sq);
- spin_lock(&m->metadata_latency_lock);
+ spin_lock(&m->metadata_metric_lock);
total = m->total_metadatas;
sum = m->metadata_latency_sum;
avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0;
min = m->metadata_latency_min;
max = m->metadata_latency_max;
sq = m->metadata_latency_sq_sum;
- spin_unlock(&m->metadata_latency_lock);
+ spin_unlock(&m->metadata_metric_lock);
CEPH_METRIC_SHOW("metadata", total, avg, min, max, sq);
seq_printf(s, "\n");
@@ -895,7 +895,7 @@ static ssize_t ceph_sync_read(struct kiocb *iocb, struct iov_iter *to,
if (!ret)
ret = ceph_osdc_wait_request(osdc, req);
- ceph_update_read_latency(&fsc->mdsc->metric,
+ ceph_update_read_metrics(&fsc->mdsc->metric,
req->r_start_latency,
req->r_end_latency,
ret);
@@ -1040,10 +1040,10 @@ static void ceph_aio_complete_req(struct ceph_osd_request *req)
/* r_start_latency == 0 means the request was not submitted */
if (req->r_start_latency) {
if (aio_req->write)
- ceph_update_write_latency(metric, req->r_start_latency,
+ ceph_update_write_metrics(metric, req->r_start_latency,
req->r_end_latency, rc);
else
- ceph_update_read_latency(metric, req->r_start_latency,
+ ceph_update_read_metrics(metric, req->r_start_latency,
req->r_end_latency, rc);
}
@@ -1293,10 +1293,10 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
if (write)
- ceph_update_write_latency(metric, req->r_start_latency,
+ ceph_update_write_metrics(metric, req->r_start_latency,
req->r_end_latency, ret);
else
- ceph_update_read_latency(metric, req->r_start_latency,
+ ceph_update_read_metrics(metric, req->r_start_latency,
req->r_end_latency, ret);
size = i_size_read(inode);
@@ -1470,7 +1470,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
if (!ret)
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
- ceph_update_write_latency(&fsc->mdsc->metric, req->r_start_latency,
+ ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, ret);
out:
ceph_osdc_put_request(req);
@@ -3306,7 +3306,7 @@ static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg)
/* kick calling process */
complete_request(mdsc, req);
- ceph_update_metadata_latency(&mdsc->metric, req->r_start_latency,
+ ceph_update_metadata_metrics(&mdsc->metric, req->r_start_latency,
req->r_end_latency, err);
out:
ceph_mdsc_put_request(req);
@@ -183,21 +183,21 @@ int ceph_metric_init(struct ceph_client_metric *m)
if (ret)
goto err_i_caps_mis;
- spin_lock_init(&m->read_latency_lock);
+ spin_lock_init(&m->read_metric_lock);
m->read_latency_sq_sum = 0;
m->read_latency_min = KTIME_MAX;
m->read_latency_max = 0;
m->total_reads = 0;
m->read_latency_sum = 0;
- spin_lock_init(&m->write_latency_lock);
+ spin_lock_init(&m->write_metric_lock);
m->write_latency_sq_sum = 0;
m->write_latency_min = KTIME_MAX;
m->write_latency_max = 0;
m->total_writes = 0;
m->write_latency_sum = 0;
- spin_lock_init(&m->metadata_latency_lock);
+ spin_lock_init(&m->metadata_metric_lock);
m->metadata_latency_sq_sum = 0;
m->metadata_latency_min = KTIME_MAX;
m->metadata_latency_max = 0;
@@ -274,7 +274,7 @@ static inline void __update_latency(ktime_t *totalp, ktime_t *lsump,
*sq_sump += sq;
}
-void ceph_update_read_latency(struct ceph_client_metric *m,
+void ceph_update_read_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc)
{
@@ -283,14 +283,14 @@ void ceph_update_read_latency(struct ceph_client_metric *m,
if (unlikely(rc < 0 && rc != -ENOENT && rc != -ETIMEDOUT))
return;
- spin_lock(&m->read_latency_lock);
+ spin_lock(&m->read_metric_lock);
__update_latency(&m->total_reads, &m->read_latency_sum,
&m->read_latency_min, &m->read_latency_max,
&m->read_latency_sq_sum, lat);
- spin_unlock(&m->read_latency_lock);
+ spin_unlock(&m->read_metric_lock);
}
-void ceph_update_write_latency(struct ceph_client_metric *m,
+void ceph_update_write_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc)
{
@@ -299,14 +299,14 @@ void ceph_update_write_latency(struct ceph_client_metric *m,
if (unlikely(rc && rc != -ETIMEDOUT))
return;
- spin_lock(&m->write_latency_lock);
+ spin_lock(&m->write_metric_lock);
__update_latency(&m->total_writes, &m->write_latency_sum,
&m->write_latency_min, &m->write_latency_max,
&m->write_latency_sq_sum, lat);
- spin_unlock(&m->write_latency_lock);
+ spin_unlock(&m->write_metric_lock);
}
-void ceph_update_metadata_latency(struct ceph_client_metric *m,
+void ceph_update_metadata_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc)
{
@@ -315,9 +315,9 @@ void ceph_update_metadata_latency(struct ceph_client_metric *m,
if (unlikely(rc && rc != -ENOENT))
return;
- spin_lock(&m->metadata_latency_lock);
+ spin_lock(&m->metadata_metric_lock);
__update_latency(&m->total_metadatas, &m->metadata_latency_sum,
&m->metadata_latency_min, &m->metadata_latency_max,
&m->metadata_latency_sq_sum, lat);
- spin_unlock(&m->metadata_latency_lock);
+ spin_unlock(&m->metadata_metric_lock);
}
@@ -108,21 +108,21 @@ struct ceph_client_metric {
struct percpu_counter i_caps_hit;
struct percpu_counter i_caps_mis;
- spinlock_t read_latency_lock;
+ spinlock_t read_metric_lock;
u64 total_reads;
ktime_t read_latency_sum;
ktime_t read_latency_sq_sum;
ktime_t read_latency_min;
ktime_t read_latency_max;
- spinlock_t write_latency_lock;
+ spinlock_t write_metric_lock;
u64 total_writes;
ktime_t write_latency_sum;
ktime_t write_latency_sq_sum;
ktime_t write_latency_min;
ktime_t write_latency_max;
- spinlock_t metadata_latency_lock;
+ spinlock_t metadata_metric_lock;
u64 total_metadatas;
ktime_t metadata_latency_sum;
ktime_t metadata_latency_sq_sum;
@@ -162,13 +162,13 @@ static inline void ceph_update_cap_mis(struct ceph_client_metric *m)
percpu_counter_inc(&m->i_caps_mis);
}
-extern void ceph_update_read_latency(struct ceph_client_metric *m,
+extern void ceph_update_read_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc);
-extern void ceph_update_write_latency(struct ceph_client_metric *m,
+extern void ceph_update_write_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc);
-extern void ceph_update_metadata_latency(struct ceph_client_metric *m,
+extern void ceph_update_metadata_metrics(struct ceph_client_metric *m,
ktime_t r_start, ktime_t r_end,
int rc);
#endif /* _FS_CEPH_MDS_METRIC_H */