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authorChuck Lever <chuck.lever@oracle.com>2023-11-27 17:33:37 +0100
committerChuck Lever <chuck.lever@oracle.com>2024-01-07 23:54:27 +0100
commitad3656bd84e0a91d4505095a0df7fbb6a8e0796a (patch)
tree4f7feed68d1d607d97e1506371f4afe03692bd18 /net/sunrpc
parentrpcrdma: Introduce a simple cid tracepoint class (diff)
downloadlinux-ad3656bd84e0a91d4505095a0df7fbb6a8e0796a.tar.xz
linux-ad3656bd84e0a91d4505095a0df7fbb6a8e0796a.zip
svcrdma: SQ error tracepoints should report completion IDs
Update the Send Queue's error flow tracepoints to report the completion ID of the waiting or failing context. This ties the wait/failure to a particular operation or request, which is a little more useful than knowing only the transport that is about to close. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_rw.c6
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_sendto.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index db2a4bd2f7ad..b06e49cc55fb 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -406,14 +406,14 @@ static int svc_rdma_post_chunk_ctxt(struct svc_rdma_chunk_ctxt *cc)
}
percpu_counter_inc(&svcrdma_stat_sq_starve);
- trace_svcrdma_sq_full(rdma);
+ trace_svcrdma_sq_full(rdma, &cc->cc_cid);
atomic_add(cc->cc_sqecount, &rdma->sc_sq_avail);
wait_event(rdma->sc_send_wait,
atomic_read(&rdma->sc_sq_avail) > cc->cc_sqecount);
- trace_svcrdma_sq_retry(rdma);
+ trace_svcrdma_sq_retry(rdma, &cc->cc_cid);
} while (1);
- trace_svcrdma_sq_post_err(rdma, ret);
+ trace_svcrdma_sq_post_err(rdma, &cc->cc_cid, ret);
svc_xprt_deferred_close(&rdma->sc_xprt);
/* If even one was posted, there will be a completion. */
diff --git a/net/sunrpc/xprtrdma/svc_rdma_sendto.c b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
index 31b711deab5e..2ee691c45b85 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
@@ -343,13 +343,13 @@ int svc_rdma_send(struct svcxprt_rdma *rdma, struct svc_rdma_send_ctxt *ctxt)
while (1) {
if ((atomic_dec_return(&rdma->sc_sq_avail) < 0)) {
percpu_counter_inc(&svcrdma_stat_sq_starve);
- trace_svcrdma_sq_full(rdma);
+ trace_svcrdma_sq_full(rdma, &ctxt->sc_cid);
atomic_inc(&rdma->sc_sq_avail);
wait_event(rdma->sc_send_wait,
atomic_read(&rdma->sc_sq_avail) > 1);
if (test_bit(XPT_CLOSE, &rdma->sc_xprt.xpt_flags))
return -ENOTCONN;
- trace_svcrdma_sq_retry(rdma);
+ trace_svcrdma_sq_retry(rdma, &ctxt->sc_cid);
continue;
}
@@ -360,7 +360,7 @@ int svc_rdma_send(struct svcxprt_rdma *rdma, struct svc_rdma_send_ctxt *ctxt)
return 0;
}
- trace_svcrdma_sq_post_err(rdma, ret);
+ trace_svcrdma_sq_post_err(rdma, &ctxt->sc_cid, ret);
svc_xprt_deferred_close(&rdma->sc_xprt);
wake_up(&rdma->sc_send_wait);
return ret;