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| author |   Harish Chegondi <harish.chegondi@intel.com> | 2016-02-14 12:10:12 -0800 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2016-03-10 20:38:08 -0500 |
| commit | e16689e49216d08336da2d96cbc8c4b6b914dc99 (patch) | |
| tree | 4ac07a756d70fa0b1a31dcd0e435b550bb06d767 /drivers/infiniband/sw/rdmavt/trace.h | |
| parent | IB/qib, staging/rdma/hfi1: add s_hlock for use in post send (diff) | |
| download | linux-dev-e16689e49216d08336da2d96cbc8c4b6b914dc99.tar.xz linux-dev-e16689e49216d08336da2d96cbc8c4b6b914dc99.zip | |
IB/rdmavt: Add trace and error print statements in post_one_wr
These trace and error print statements would help in debugging issues which
are caused due to messed up QP ring buffer pointers.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Harish Chegondi <harish.chegondi@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/sw/rdmavt/trace.h')
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/trace.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rdmavt/trace.h b/drivers/infiniband/sw/rdmavt/trace.h index d5b128118b73..6c0457db5499 100644 --- a/drivers/infiniband/sw/rdmavt/trace.h +++ b/drivers/infiniband/sw/rdmavt/trace.h @@ -54,6 +54,7 @@ #include <linux/tracepoint.h> #include <linux/trace_seq.h> +#include <rdma/ib_verbs.h> #include <rdma/rdma_vt.h> #define RDI_DEV_ENTRY(rdi) __string(dev, rdi->driver_f.get_card_name(rdi)) @@ -108,6 +109,75 @@ DEFINE_EVENT(rvt_qphash_template, rvt_qpremove, TP_PROTO(struct rvt_qp *qp, u32 bucket), TP_ARGS(qp, bucket)); +#undef TRACE_SYSTEM +#define TRACE_SYSTEM rvt_tx + +#define wr_opcode_name(opcode) { IB_WR_##opcode, #opcode } +#define show_wr_opcode(opcode) \ +__print_symbolic(opcode, \ + wr_opcode_name(RDMA_WRITE), \ + wr_opcode_name(RDMA_WRITE_WITH_IMM), \ + wr_opcode_name(SEND), \ + wr_opcode_name(SEND_WITH_IMM), \ + wr_opcode_name(RDMA_READ), \ + wr_opcode_name(ATOMIC_CMP_AND_SWP), \ + wr_opcode_name(ATOMIC_FETCH_AND_ADD), \ + wr_opcode_name(LSO), \ + wr_opcode_name(SEND_WITH_INV), \ + wr_opcode_name(RDMA_READ_WITH_INV), \ + wr_opcode_name(LOCAL_INV), \ + wr_opcode_name(MASKED_ATOMIC_CMP_AND_SWP), \ + wr_opcode_name(MASKED_ATOMIC_FETCH_AND_ADD)) + +#define POS_PRN \ +"[%s] wr_id %llx qpn %x psn 0x%x lpsn 0x%x length %u opcode 0x%.2x,%s size %u avail %u head %u last %u" + +TRACE_EVENT( + rvt_post_one_wr, + TP_PROTO(struct rvt_qp *qp, struct rvt_swqe *wqe), + TP_ARGS(qp, wqe), + TP_STRUCT__entry( + RDI_DEV_ENTRY(ib_to_rvt(qp->ibqp.device)) + __field(u64, wr_id) + __field(u32, qpn) + __field(u32, psn) + __field(u32, lpsn) + __field(u32, length) + __field(u32, opcode) + __field(u32, size) + __field(u32, avail) + __field(u32, head) + __field(u32, last) + ), + TP_fast_assign( + RDI_DEV_ASSIGN(ib_to_rvt(qp->ibqp.device)) + __entry->wr_id = wqe->wr.wr_id; + __entry->qpn = qp->ibqp.qp_num; + __entry->psn = wqe->psn; + __entry->lpsn = wqe->lpsn; + __entry->length = wqe->length; + __entry->opcode = wqe->wr.opcode; + __entry->size = qp->s_size; + __entry->avail = qp->s_avail; + __entry->head = qp->s_head; + __entry->last = qp->s_last; + ), + TP_printk( + POS_PRN, + __get_str(dev), + __entry->wr_id, + __entry->qpn, + __entry->psn, + __entry->lpsn, + __entry->length, + __entry->opcode, show_wr_opcode(__entry->opcode), + __entry->size, + __entry->avail, + __entry->head, + __entry->last + ) +); + #endif /* __RDMAVT_TRACE_H */ #undef TRACE_INCLUDE_PATH |