diff options
| author |   santosh.shilimkar@oracle.com <santosh.shilimkar@oracle.com> | 2016-03-01 15:20:51 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-03-02 14:13:19 -0500 |
| commit | db42753adb638b63572583162bb08ea193947309 (patch) | |
| tree | cd47d96a3bde3e6872a9c847b8af3a8de79db3e4 /net/rds/ib_rdma.c | |
| parent | RDS: IB: handle the RDMA CM time wait event (diff) | |
| download | linux-dev-db42753adb638b63572583162bb08ea193947309.tar.xz linux-dev-db42753adb638b63572583162bb08ea193947309.zip | |
RDS: IB: add mr reused stats
Add MR reuse statistics to RDS IB transport.
Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/ib_rdma.c')
| -rw-r--r-- | net/rds/ib_rdma.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c index 0e848433597f..ec7ea32265c0 100644 --- a/net/rds/ib_rdma.c +++ b/net/rds/ib_rdma.c @@ -188,8 +188,13 @@ struct rds_ib_mr *rds_ib_reuse_mr(struct rds_ib_mr_pool *pool) flag = this_cpu_ptr(&clean_list_grace); set_bit(CLEAN_LIST_BUSY_BIT, flag); ret = llist_del_first(&pool->clean_list); - if (ret) + if (ret) { ibmr = llist_entry(ret, struct rds_ib_mr, llnode); + if (pool->pool_type == RDS_IB_MR_8K_POOL) + rds_ib_stats_inc(s_ib_rdma_mr_8k_reused); + else + rds_ib_stats_inc(s_ib_rdma_mr_1m_reused); + } clear_bit(CLEAN_LIST_BUSY_BIT, flag); preempt_enable(); |