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svcrdma: trace undersized Write chunks
Clean up: Replace a dprintk call site. This is the last remaining dprintk call site in svc_rdma_rw.c, so remove dprintk infrastructure as well. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
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9d20063892
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@ -1665,6 +1665,38 @@ TRACE_EVENT(svcrdma_page_overrun_err,
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)
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);
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TRACE_EVENT(svcrdma_small_wrch_err,
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TP_PROTO(
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const struct svcxprt_rdma *rdma,
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unsigned int remaining,
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unsigned int seg_no,
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unsigned int num_segs
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),
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TP_ARGS(rdma, remaining, seg_no, num_segs),
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TP_STRUCT__entry(
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__field(unsigned int, remaining)
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__field(unsigned int, seg_no)
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__field(unsigned int, num_segs)
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__string(device, rdma->sc_cm_id->device->name)
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__string(addr, rdma->sc_xprt.xpt_remotebuf)
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),
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TP_fast_assign(
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__entry->remaining = remaining;
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__entry->seg_no = seg_no;
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__entry->num_segs = num_segs;
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__assign_str(device, rdma->sc_cm_id->device->name);
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__assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
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),
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TP_printk("addr=%s device=%s remaining=%u seg_no=%u num_segs=%u",
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__get_str(addr), __get_str(device), __entry->remaining,
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__entry->seg_no, __entry->num_segs
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)
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);
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TRACE_EVENT(svcrdma_send_pullup,
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TP_PROTO(
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unsigned int len
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@ -9,13 +9,10 @@
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#include <linux/sunrpc/rpc_rdma.h>
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#include <linux/sunrpc/svc_rdma.h>
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#include <linux/sunrpc/debug.h>
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#include "xprt_rdma.h"
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#include <trace/events/rpcrdma.h>
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#define RPCDBG_FACILITY RPCDBG_SVCXPRT
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static void svc_rdma_write_done(struct ib_cq *cq, struct ib_wc *wc);
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static void svc_rdma_wc_read_done(struct ib_cq *cq, struct ib_wc *wc);
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@ -484,8 +481,8 @@ svc_rdma_build_writes(struct svc_rdma_write_info *info,
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return 0;
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out_overflow:
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dprintk("svcrdma: inadequate space in Write chunk (%u)\n",
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info->wi_nsegs);
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trace_svcrdma_small_wrch_err(rdma, remaining, info->wi_seg_no,
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info->wi_nsegs);
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return -E2BIG;
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}
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