[PATCH v5 5/6] xprtrdma: Switch to generic logging helpers

Sagi Grimberg
2015-05-12T12:05:28Z

Reviewed-by: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
Signed-off-by: Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Signed-off-by: Anna Schumaker <anna.schumaker-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
---
net/sunrpc/xprtrdma/frwr_ops.c | 4 +-
net/sunrpc/xprtrdma/svc_rdma_transport.c | 29 ++++++----
net/sunrpc/xprtrdma/verbs.c | 90 ++----------------------------
3 files changed, 25 insertions(+), 98 deletions(-)

diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index dff0481..b3fda09 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -128,8 +128,8 @@ frwr_sendcompletion(struct ib_wc *wc)

/* WARNING: Only wr_id and status are reliable at this point */
r = (struct rpcrdma_mw *)(unsigned long)wc->wr_id;
- dprintk("RPC: %s: frmr %p (stale), status %d\n",
- __func__, r, wc->status);
+ dprintk("RPC: %s: frmr %p (stale), status %s(%d)\n",
+ __func__, r, ib_wc_status_msg(wc->status), wc->status);
r->r.frmr.fr_state = FRMR_IS_STALE;
}

diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index f609c1c..abd2d51 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -175,8 +175,8 @@ void svc_rdma_put_req_map(struct svc_rdma_req_map *map)
static void cq_event_handler(struct ib_event *event, void *context)
{
struct svc_xprt *xprt = context;
- dprintk("svcrdma: received CQ event id=%d, context=%p\n",
- event->event, context);
+ dprintk("svcrdma: received CQ event %s(%d), context=%p\n",
+ ib_event_msg(event->event), event->event, context);
set_bit(XPT_CLOSE, &xprt->xpt_flags);
}

@@ -191,8 +191,9 @@ static void qp_event_handler(struct ib_event *event, void *context)
case IB_EVENT_COMM_EST:
case IB_EVENT_SQ_DRAINED:
case IB_EVENT_QP_LAST_WQE_REACHED:
- dprintk("svcrdma: QP event %d received for QP=%p\n",
- event->event, event->element.qp);
+ dprintk("svcrdma: QP event %s(%d) received for QP=%p\n",
+ ib_event_msg(event->event), event->event,
+ event->element.qp);
break;
/* These are considered fatal events */
case IB_EVENT_PATH_MIG_ERR:
@@ -201,9 +202,10 @@ static void qp_event_handler(struct ib_event *event, void *context)
case IB_EVENT_QP_ACCESS_ERR:
case IB_EVENT_DEVICE_FATAL:
default:
- dprintk("svcrdma: QP ERROR event %d received for QP=%p, "
+ dprintk("svcrdma: QP ERROR event %s(%d) received for QP=%p, "
"closing transport\n",
- event->event, event->element.qp);
+ ib_event_msg(event->event), event->event,
+ event->element.qp);
set_bit(XPT_CLOSE, &xprt->xpt_flags);
break;
}
@@ -402,7 +404,8 @@ static void sq_cq_reap(struct svcxprt_rdma *xprt)
for (i = 0; i < ret; i++) {
wc = &wc_a[i];
if (wc->status != IB_WC_SUCCESS) {
- dprintk("svcrdma: sq wc err status %d\n",
+ dprintk("svcrdma: sq wc err status %s(%d)\n",
+ ib_wc_status_msg(wc->status),
wc->status);

/* Close the transport */
@@ -616,7 +619,8 @@ static int rdma_listen_handler(struct rdma_cm_id *cma_id,
switch (event->event) {
case RDMA_CM_EVENT_CONNECT_REQUEST:
dprintk("svcrdma: Connect request on cma_id=%p, xprt = %p, "
- "event=%d\n", cma_id, cma_id->context, event->event);
+ "event=%s(%d)\n", cma_id, cma_id->context,
+ rdma_event_msg(event->event), event->event);
handle_connect_req(cma_id,
event->param.conn.initiator_depth);
break;
@@ -636,7 +640,8 @@ static int rdma_listen_handler(struct rdma_cm_id *cma_id,

default:
dprintk("svcrdma: Unexpected event on listening endpoint %p, "
- "event=%d\n", cma_id, event->event);
+ "event=%s(%d)\n", cma_id, rdma_event_msg(event->event),
+ event->event);
break;
}

@@ -669,7 +674,8 @@ static int rdma_cma_handler(struct rdma_cm_id *cma_id,
break;
case RDMA_CM_EVENT_DEVICE_REMOVAL:
dprintk("svcrdma: Device removal cma_id=%p, xprt = %p, "
- "event=%d\n", cma_id, xprt, event->event);
+ "event=%s(%d)\n", cma_id, xprt,
+ rdma_event_msg(event->event), event->event);
if (xprt) {
set_bit(XPT_CLOSE, &xprt->xpt_flags);
svc_xprt_enqueue(xprt);
@@ -677,7 +683,8 @@ static int rdma_cma_handler(struct rdma_cm_id *cma_id,
break;
default:
dprintk("svcrdma: Unexpected event on DTO endpoint %p, "
- "event=%d\n", cma_id, event->event);
+ "event=%d\n", cma_id, rdma_event_msg(event->event),
+ event->event);
break;
}
return 0;
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 4870d27..6f6b8a5 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -105,32 +105,6 @@ rpcrdma_run_tasklet(unsigned long data)

static DECLARE_TASKLET(rpcrdma_tasklet_g, rpcrdma_run_tasklet, 0UL);

-static const char * const async_event[] = {
- "CQ error",
- "QP fatal error",
- "QP request error",
- "QP access error",
- "communication established",
- "send queue drained",
- "path migration successful",
- "path mig error",
- "device fatal error",
- "port active",
- "port error",
- "LID change",
- "P_key change",
- "SM change",
- "SRQ error",
- "SRQ limit reached",
- "last WQE reached",
- "client reregister",
- "GID change",
-};
-
-#define ASYNC_MSG(status) \
- ((status) < ARRAY_SIZE(async_event) ? \
- async_event[(status)] : "unknown async error")
-
static void
rpcrdma_schedule_tasklet(struct list_head *sched_list)
{
@@ -148,7 +122,7 @@ rpcrdma_qp_async_error_upcall(struct ib_event *event, void *context)
struct rpcrdma_ep *ep = context;

pr_err("RPC: %s: %s on device %s ep %p\n",
- __func__, ASYNC_MSG(event->event),
+ __func__, ib_event_msg(event->event),
event->device->name, context);
if (ep->rep_connected == 1) {
ep->rep_connected = -EIO;
@@ -163,7 +137,7 @@ rpcrdma_cq_async_error_upcall(struct ib_event *event, void *context)
struct rpcrdma_ep *ep = context;

pr_err("RPC: %s: %s on device %s ep %p\n",
- __func__, ASYNC_MSG(event->event),
+ __func__, ib_event_msg(event->event),
event->device->name, context);
if (ep->rep_connected == 1) {
ep->rep_connected = -EIO;
@@ -172,35 +146,6 @@ rpcrdma_cq_async_error_upcall(struct ib_event *event, void *context)
}
}

-static const char * const wc_status[] = {
- "success",
- "local length error",
- "local QP operation error",
- "local EE context operation error",
- "local protection error",
- "WR flushed",
- "memory management operation error",
- "bad response error",
- "local access error",
- "remote invalid request error",
- "remote access error",
- "remote operation error",
- "transport retry counter exceeded",
- "RNR retry counter exceeded",
- "local RDD violation error",
- "remove invalid RD request",
- "operation aborted",
- "invalid EE context number",
- "invalid EE context state",
- "fatal error",
- "response timeout error",
- "general error",
-};
-
-#define COMPLETION_MSG(status) \
- ((status) < ARRAY_SIZE(wc_status) ? \
- wc_status[(status)] : "unexpected completion error")
-
static void
rpcrdma_sendcq_process_wc(struct ib_wc *wc)
{
@@ -209,7 +154,7 @@ rpcrdma_sendcq_process_wc(struct ib_wc *wc)
if (wc->status != IB_WC_SUCCESS &&
wc->status != IB_WC_WR_FLUSH_ERR)
pr_err("RPC: %s: SEND: %s\n",
- __func__, COMPLETION_MSG(wc->status));
+ __func__, ib_wc_status_msg(wc->status));
} else {
struct rpcrdma_mw *r;

@@ -302,7 +247,7 @@ out_schedule:
out_fail:
if (wc->status != IB_WC_WR_FLUSH_ERR)
pr_err("RPC: %s: rep %p: %s\n",
- __func__, rep, COMPLETION_MSG(wc->status));
+ __func__, rep, ib_wc_status_msg(wc->status));
rep->rr_len = ~0U;
goto out_schedule;
}
@@ -386,31 +331,6 @@ rpcrdma_flush_cqs(struct rpcrdma_ep *ep)
rpcrdma_sendcq_process_wc(&wc);
}

-#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
-static const char * const conn[] = {
- "address resolved",
- "address error",
- "route resolved",
- "route error",
- "connect request",
- "connect response",
- "connect error",
- "unreachable",
- "rejected",
- "established",
- "disconnected",
- "device removal",
- "multicast join",
- "multicast error",
- "address change",
- "timewait exit",
-};
-
-#define CONNECTION_MSG(status) \
- ((status) < ARRAY_SIZE(conn) ? \
- conn[(status)] : "unrecognized connection error")
-#endif
-
static int
rpcrdma_conn_upcall(struct rdma_cm_id *id, struct rdma_cm_event *event)
{
@@ -476,7 +396,7 @@ connected:
default:
dprintk("RPC: %s: %pIS:%u (ep 0x%p): %s\n",
__func__, sap, rpc_get_port(sap), ep,
- CONNECTION_MSG(event->event));
+ rdma_event_msg(event->event));
break;
}

--
1.7.1