diff options
Diffstat (limited to 'include/linux/sunrpc/metrics.h')
| -rw-r--r-- | include/linux/sunrpc/metrics.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/include/linux/sunrpc/metrics.h b/include/linux/sunrpc/metrics.h index 1565bbe86d51..0ee3f7052846 100644 --- a/include/linux/sunrpc/metrics.h +++ b/include/linux/sunrpc/metrics.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/include/linux/sunrpc/metrics.h * @@ -27,10 +28,13 @@ #include <linux/seq_file.h> #include <linux/ktime.h> +#include <linux/spinlock.h> -#define RPC_IOSTATS_VERS "1.0" +#define RPC_IOSTATS_VERS "1.1" struct rpc_iostats { + spinlock_t om_lock; + /* * These counters give an idea about how many request * transmissions are required, on average, to complete that @@ -62,6 +66,11 @@ struct rpc_iostats { ktime_t om_queue, /* queued for xmit */ om_rtt, /* RPC RTT */ om_execute; /* RPC execution */ + /* + * The count of operations that complete with tk_status < 0. + * These statuses usually indicate error conditions. + */ + unsigned long om_error_status; } ____cacheline_aligned; struct rpc_task; @@ -76,7 +85,9 @@ struct rpc_clnt; struct rpc_iostats * rpc_alloc_iostats(struct rpc_clnt *); void rpc_count_iostats(const struct rpc_task *, struct rpc_iostats *); -void rpc_print_iostats(struct seq_file *, struct rpc_clnt *); +void rpc_count_iostats_metrics(const struct rpc_task *, + struct rpc_iostats *); +void rpc_clnt_show_stats(struct seq_file *, struct rpc_clnt *); void rpc_free_iostats(struct rpc_iostats *); #else /* CONFIG_PROC_FS */ @@ -84,7 +95,12 @@ void rpc_free_iostats(struct rpc_iostats *); static inline struct rpc_iostats *rpc_alloc_iostats(struct rpc_clnt *clnt) { return NULL; } static inline void rpc_count_iostats(const struct rpc_task *task, struct rpc_iostats *stats) {} -static inline void rpc_print_iostats(struct seq_file *seq, struct rpc_clnt *clnt) {} +static inline void rpc_count_iostats_metrics(const struct rpc_task *task, + struct rpc_iostats *stats) +{ +} + +static inline void rpc_clnt_show_stats(struct seq_file *seq, struct rpc_clnt *clnt) {} static inline void rpc_free_iostats(struct rpc_iostats *stats) {} #endif /* CONFIG_PROC_FS */ |