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xprtrdma: Clean up of xprtrdma chunk trace points

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The chunk-related trace points capture nearly the same information
as the MR-related trace points.

Also, rename them so globbing can be used to enable or disable
these trace points more easily.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2018-12-19 10:59:49 -05:00 committed by Anna Schumaker
parent 9bef848f44
commit aba1183179
2 changed files with 29 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
include/trace/events/rpcrdma.h
View File

@ -97,7 +97,6 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(const void *, mr)
__field(unsigned int, pos)
__field(int, nents)
__field(u32, handle)
@ -109,7 +108,6 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->mr = mr;
__entry->pos = pos;
__entry->nents = mr->mr_nents;
__entry->handle = mr->mr_handle;
@ -118,8 +116,8 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
__entry->nsegs = nsegs;
),
TP_printk("task:%u@%u mr=%p pos=%u %u@0x%016llx:0x%08x (%s)",
__entry->task_id, __entry->client_id, __entry->mr,
TP_printk("task:%u@%u pos=%u %u@0x%016llx:0x%08x (%s)",
__entry->task_id, __entry->client_id,
__entry->pos, __entry->length,
(unsigned long long)__entry->offset, __entry->handle,
__entry->nents < __entry->nsegs ? "more" : "last"
@ -127,7 +125,7 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
);
#define DEFINE_RDCH_EVENT(name) \
DEFINE_EVENT(xprtrdma_rdch_event, name, \
DEFINE_EVENT(xprtrdma_rdch_event, xprtrdma_chunk_##name,\
TP_PROTO( \
const struct rpc_task *task, \
unsigned int pos, \
@ -148,7 +146,6 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(const void *, mr)
__field(int, nents)
__field(u32, handle)
__field(u32, length)
@ -159,7 +156,6 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->mr = mr;
__entry->nents = mr->mr_nents;
__entry->handle = mr->mr_handle;
__entry->length = mr->mr_length;
@ -167,8 +163,8 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
__entry->nsegs = nsegs;
),
TP_printk("task:%u@%u mr=%p %u@0x%016llx:0x%08x (%s)",
__entry->task_id, __entry->client_id, __entry->mr,
TP_printk("task:%u@%u %u@0x%016llx:0x%08x (%s)",
__entry->task_id, __entry->client_id,
__entry->length, (unsigned long long)__entry->offset,
__entry->handle,
__entry->nents < __entry->nsegs ? "more" : "last"
@ -176,7 +172,7 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
);
#define DEFINE_WRCH_EVENT(name) \
DEFINE_EVENT(xprtrdma_wrch_event, name, \
DEFINE_EVENT(xprtrdma_wrch_event, xprtrdma_chunk_##name,\
TP_PROTO( \
const struct rpc_task *task, \
struct rpcrdma_mr *mr, \
@ -234,6 +230,18 @@ DECLARE_EVENT_CLASS(xprtrdma_frwr_done,
), \
TP_ARGS(wc, frwr))
TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
TRACE_DEFINE_ENUM(DMA_NONE);
#define xprtrdma_show_direction(x) \
__print_symbolic(x, \
{ DMA_BIDIRECTIONAL, "BIDIR" }, \
{ DMA_TO_DEVICE, "TO_DEVICE" }, \
{ DMA_FROM_DEVICE, "FROM_DEVICE" }, \
{ DMA_NONE, "NONE" })
DECLARE_EVENT_CLASS(xprtrdma_mr,
TP_PROTO(
const struct rpcrdma_mr *mr
@ -246,6 +254,7 @@ DECLARE_EVENT_CLASS(xprtrdma_mr,
__field(u32, handle)
__field(u32, length)
__field(u64, offset)
__field(u32, dir)
),
TP_fast_assign(
@ -253,12 +262,13 @@ DECLARE_EVENT_CLASS(xprtrdma_mr,
__entry->handle = mr->mr_handle;
__entry->length = mr->mr_length;
__entry->offset = mr->mr_offset;
__entry->dir = mr->mr_dir;
),
TP_printk("mr=%p %u@0x%016llx:0x%08x",
TP_printk("mr=%p %u@0x%016llx:0x%08x (%s)",
__entry->mr, __entry->length,
(unsigned long long)__entry->offset,
__entry->handle
(unsigned long long)__entry->offset, __entry->handle,
xprtrdma_show_direction(__entry->dir)
)
);
@ -437,9 +447,9 @@ TRACE_EVENT(xprtrdma_createmrs,
DEFINE_RXPRT_EVENT(xprtrdma_nomrs);
DEFINE_RDCH_EVENT(xprtrdma_read_chunk);
DEFINE_WRCH_EVENT(xprtrdma_write_chunk);
DEFINE_WRCH_EVENT(xprtrdma_reply_chunk);
DEFINE_RDCH_EVENT(read);
DEFINE_WRCH_EVENT(write);
DEFINE_WRCH_EVENT(reply);
TRACE_DEFINE_ENUM(rpcrdma_noch);
TRACE_DEFINE_ENUM(rpcrdma_readch);

6
net/sunrpc/xprtrdma/rpc_rdma.c
View File

@ -365,7 +365,7 @@ rpcrdma_encode_read_list(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_read_segment(xdr, mr, pos) < 0)
return -EMSGSIZE;
trace_xprtrdma_read_chunk(rqst->rq_task, pos, mr, nsegs);
trace_xprtrdma_chunk_read(rqst->rq_task, pos, mr, nsegs);
r_xprt->rx_stats.read_chunk_count++;
nsegs -= mr->mr_nents;
} while (nsegs);
@ -422,7 +422,7 @@ rpcrdma_encode_write_list(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_rdma_segment(xdr, mr) < 0)
return -EMSGSIZE;
trace_xprtrdma_write_chunk(rqst->rq_task, mr, nsegs);
trace_xprtrdma_chunk_write(rqst->rq_task, mr, nsegs);
r_xprt->rx_stats.write_chunk_count++;
r_xprt->rx_stats.total_rdma_request += mr->mr_length;
nchunks++;
@ -479,7 +479,7 @@ rpcrdma_encode_reply_chunk(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_rdma_segment(xdr, mr) < 0)
return -EMSGSIZE;
trace_xprtrdma_reply_chunk(rqst->rq_task, mr, nsegs);
trace_xprtrdma_chunk_reply(rqst->rq_task, mr, nsegs);
r_xprt->rx_stats.reply_chunk_count++;
r_xprt->rx_stats.total_rdma_request += mr->mr_length;
nchunks++;