diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2020-12-29 15:55:17 -0500 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2021-01-25 09:36:28 -0500 |
| commit | 22df5a22462e836ccb30634c3a52602091179a73 (patch) | |
| tree | 26ac5784c1285499b0a1598cba5a3eab27658ebe /include | |
| parent | df971cd853c05778ae1175e8aeb80a04bb9d4be5 (diff) | |
svcrdma: Convert rdma_stat_sq_starve to a per-CPU counter
Avoid the overhead of a memory bus lock cycle for counting a value
that is hardly every used.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sunrpc/svc_rdma.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index ff32c59a27e7..c06b16ccf83e 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -69,7 +69,7 @@ extern unsigned int svcrdma_max_req_size; extern struct percpu_counter svcrdma_stat_recv; extern atomic_t rdma_stat_read; extern atomic_t rdma_stat_write; -extern atomic_t rdma_stat_sq_starve; +extern struct percpu_counter svcrdma_stat_sq_starve; extern atomic_t rdma_stat_rq_starve; extern atomic_t rdma_stat_rq_poll; extern atomic_t rdma_stat_rq_prod; |