From: Chuck Lever <chuck.lever@oracle.com>
To: anna.schumaker@netapp.com
Cc: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org
Subject: [PATCH v5 19/30] xprtrdma: Clean up of xprtrdma chunk trace points
Date: Wed, 19 Dec 2018 10:59:49 -0500 [thread overview]
Message-ID: <20181219155949.11602.19550.stgit@manet.1015granger.net> (raw)
In-Reply-To: <20181219155152.11602.18605.stgit@manet.1015granger.net>
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>
---
include/trace/events/rpcrdma.h | 42 +++++++++++++++++++++++++---------------
net/sunrpc/xprtrdma/rpc_rdma.c | 6 +++---
2 files changed, 29 insertions(+), 19 deletions(-)
diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h
index 2efe2d7..e9fbf7d 100644
--- a/include/trace/events/rpcrdma.h
+++ b/include/trace/events/rpcrdma.h
@@ -97,7 +97,6 @@
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 @@
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 @@
__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 @@
);
#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 @@
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 @@
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 @@
__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 @@
);
#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 @@
), \
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 @@
__field(u32, handle)
__field(u32, length)
__field(u64, offset)
+ __field(u32, dir)
),
TP_fast_assign(
@@ -253,12 +262,13 @@
__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 @@
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);
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 5a58769..54fbd70 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -365,7 +365,7 @@ static bool rpcrdma_results_inline(struct rpcrdma_xprt *r_xprt,
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 @@ static bool rpcrdma_results_inline(struct rpcrdma_xprt *r_xprt,
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 @@ static bool rpcrdma_results_inline(struct rpcrdma_xprt *r_xprt,
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++;
next prev parent reply other threads:[~2018-12-19 15:59 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-19 15:58 [PATCH v5 00/30] NFS/RDMA client for next (4.21) Chuck Lever
2018-12-19 15:58 ` [PATCH v5 01/30] xprtrdma: Yet another double DMA-unmap Chuck Lever
2018-12-19 15:58 ` [PATCH v5 02/30] xprtrdma: Ensure MRs are DMA-unmapped when posting LOCAL_INV fails Chuck Lever
2018-12-19 15:58 ` [PATCH v5 03/30] xprtrdma: Refactor Receive accounting Chuck Lever
2018-12-19 15:58 ` [PATCH v5 04/30] xprtrdma: Replace rpcrdma_receive_wq with a per-xprt workqueue Chuck Lever
2018-12-19 15:58 ` [PATCH v5 05/30] xprtrdma: No qp_event disconnect Chuck Lever
2018-12-19 15:58 ` [PATCH v5 06/30] xprtrdma: Don't wake pending tasks until disconnect is done Chuck Lever
2018-12-19 15:58 ` [PATCH v5 07/30] xprtrdma: Fix ri_max_segs and the result of ro_maxpages Chuck Lever
2018-12-19 15:58 ` [PATCH v5 08/30] xprtrdma: Reduce max_frwr_depth Chuck Lever
2018-12-19 15:58 ` [PATCH v5 09/30] xprtrdma: Remove support for FMR memory registration Chuck Lever
2018-12-19 15:59 ` [PATCH v5 10/30] xprtrdma: Remove rpcrdma_memreg_ops Chuck Lever
2018-12-19 15:59 ` [PATCH v5 11/30] xprtrdma: Plant XID in on-the-wire RDMA offset (FRWR) Chuck Lever
2018-12-19 15:59 ` [PATCH v5 12/30] NFS: Make "port=" mount option optional for RDMA mounts Chuck Lever
2018-12-19 15:59 ` [PATCH v5 13/30] xprtrdma: Recognize XDRBUF_SPARSE_PAGES Chuck Lever
2018-12-19 15:59 ` [PATCH v5 14/30] xprtrdma: Remove request_module from backchannel Chuck Lever
2018-12-19 15:59 ` [PATCH v5 15/30] xprtrdma: Expose transport header errors Chuck Lever
2018-12-19 15:59 ` [PATCH v5 16/30] xprtrdma: Simplify locking that protects the rl_allreqs list Chuck Lever
2018-12-19 15:59 ` [PATCH v5 17/30] xprtrdma: Cull dprintk() call sites Chuck Lever
2018-12-19 15:59 ` [PATCH v5 18/30] xprtrdma: Remove unused fields from rpcrdma_ia Chuck Lever
2018-12-19 15:59 ` Chuck Lever [this message]
2018-12-19 15:59 ` [PATCH v5 20/30] xprtrdma: Relocate the xprtrdma_mr_map trace points Chuck Lever
2018-12-19 16:00 ` [PATCH v5 21/30] xprtrdma: Add trace points for calls to transport switch methods Chuck Lever
2018-12-19 16:00 ` [PATCH v5 22/30] xprtrdma: Trace mapping, alloc, and dereg failures Chuck Lever
2018-12-19 16:00 ` [PATCH v5 23/30] NFS: Fix NFSv4 symbolic trace point output Chuck Lever
2018-12-19 16:00 ` [PATCH v5 24/30] SUNRPC: Simplify defining common RPC trace events Chuck Lever
2018-12-19 16:00 ` [PATCH v5 25/30] SUNRPC: Fix some kernel doc complaints Chuck Lever
2018-12-19 16:00 ` [PATCH v5 26/30] xprtrdma: Update comments in frwr_op_send Chuck Lever
2018-12-19 16:00 ` [PATCH v5 27/30] xprtrdma: Replace outdated comment for rpcrdma_ep_post Chuck Lever
2018-12-19 16:00 ` [PATCH v5 28/30] xprtrdma: Add documenting comment for rpcrdma_buffer_destroy Chuck Lever
2018-12-19 16:00 ` [PATCH v5 29/30] xprtrdma: Clarify comments in rpcrdma_ia_remove Chuck Lever
2018-12-19 16:00 ` [PATCH v5 30/30] xprtrdma: Don't leak freed MRs Chuck Lever
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