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| author | Chuck Lever <chuck.lever@oracle.com> | 2017-08-22 11:19:35 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2017-08-22 16:19:32 -0400 |
| commit | 67af6f652f9ccad772c48f7c959ad5aa23bdfb40 (patch) | |
| tree | f89dddd9a5e9c95054aa1cbf75c9a416069ba1e0 /net | |
| parent | 6748b0caf82101f1f01208e48f5c4fd3ce76d562 (diff) | |
| download | op-kernel-dev-67af6f652f9ccad772c48f7c959ad5aa23bdfb40.zip op-kernel-dev-67af6f652f9ccad772c48f7c959ad5aa23bdfb40.tar.gz | |
xprtrdma: Re-arrange struct rx_stats
To reduce false cacheline sharing, separate counters that are likely
to be accessed in the Call path from those accessed in the Reply
path.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/xprtrdma/xprt_rdma.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 546c264..45dab24 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -441,24 +441,27 @@ struct rpcrdma_create_data_internal { * Statistics for RPCRDMA */ struct rpcrdma_stats { + /* accessed when sending a call */ unsigned long read_chunk_count; unsigned long write_chunk_count; unsigned long reply_chunk_count; - unsigned long long total_rdma_request; - unsigned long long total_rdma_reply; + /* rarely accessed error counters */ unsigned long long pullup_copy_count; - unsigned long long fixup_copy_count; unsigned long hardway_register_count; unsigned long failed_marshal_count; unsigned long bad_reply_count; - unsigned long nomsg_call_count; - unsigned long bcall_count; unsigned long mrs_recovered; unsigned long mrs_orphaned; unsigned long mrs_allocated; + + /* accessed when receiving a reply */ + unsigned long long total_rdma_reply; + unsigned long long fixup_copy_count; unsigned long local_inv_needed; + unsigned long nomsg_call_count; + unsigned long bcall_count; }; /* |
