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authorSantosh Shilimkar <santosh.shilimkar@oracle.com>2016-07-09 17:14:02 -0700
committerSantosh Shilimkar <santosh.shilimkar@oracle.com>2017-01-02 14:02:51 -0800
commit09b2b8f52895addd9bf28dc5ac98ff5cc750cf9a (patch)
tree719eb7c249bc7e6f81a2be16bc7163db8f4a749b /net/rds/ib.h
parent581d53c91cbf7b31415a9ed5e9a8b89d6af609b3 (diff)
downloadlinux-09b2b8f52895addd9bf28dc5ac98ff5cc750cf9a.tar.bz2
RDS: IB: add few useful cache stasts
Tracks the ib receive cache total, incoming and frag allocations. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Diffstat (limited to 'net/rds/ib.h')
-rw-r--r--net/rds/ib.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/rds/ib.h b/net/rds/ib.h
index 5f02b4d8f10c..c62e5513d306 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -151,6 +151,7 @@ struct rds_ib_connection {
u64 i_ack_recv; /* last ACK received */
struct rds_ib_refill_cache i_cache_incs;
struct rds_ib_refill_cache i_cache_frags;
+ atomic_t i_cache_allocs;
/* sending acks */
unsigned long i_ack_flags;
@@ -254,6 +255,8 @@ struct rds_ib_statistics {
uint64_t s_ib_rx_refill_from_cq;
uint64_t s_ib_rx_refill_from_thread;
uint64_t s_ib_rx_alloc_limit;
+ uint64_t s_ib_rx_total_frags;
+ uint64_t s_ib_rx_total_incs;
uint64_t s_ib_rx_credit_updates;
uint64_t s_ib_ack_sent;
uint64_t s_ib_ack_send_failure;
@@ -276,6 +279,8 @@ struct rds_ib_statistics {
uint64_t s_ib_rdma_mr_1m_reused;
uint64_t s_ib_atomic_cswp;
uint64_t s_ib_atomic_fadd;
+ uint64_t s_ib_recv_added_to_cache;
+ uint64_t s_ib_recv_removed_from_cache;
};
extern struct workqueue_struct *rds_ib_wq;
@@ -406,6 +411,8 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op);
/* ib_stats.c */
DECLARE_PER_CPU(struct rds_ib_statistics, rds_ib_stats);
#define rds_ib_stats_inc(member) rds_stats_inc_which(rds_ib_stats, member)
+#define rds_ib_stats_add(member, count) \
+ rds_stats_add_which(rds_ib_stats, member, count)
unsigned int rds_ib_stats_info_copy(struct rds_info_iterator *iter,
unsigned int avail);