From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com ([134.134.136.24]:15504 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932445AbcELRTB (ORCPT ); Thu, 12 May 2016 13:19:01 -0400 Subject: [PATCH v2 5/5] IB/hfi1: Add trace message in user IOCTL handling To: dledford@redhat.com From: Dennis Dalessandro Cc: linux-rdma@vger.kernel.org, linux-fsdevel@vger.kernel.org, Ira Weiny , linux-kernel@vger.kernel.org, jgunthorpe@obsidianresearch.com Date: Thu, 12 May 2016 10:18:59 -0700 Message-ID: <20160512171858.6198.55326.stgit@scvm10.sc.intel.com> In-Reply-To: <20160512171115.6198.77458.stgit@scvm10.sc.intel.com> References: <20160512171115.6198.77458.stgit@scvm10.sc.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Add a trace message to HFI1s user IOCTL handling. This allows debugging of which IOCTLs are being handled by the driver. Reviewed-by: Ira Weiny Signed-off-by: Dennis Dalessandro --- drivers/staging/rdma/hfi1/file_ops.c | 2 ++ drivers/staging/rdma/hfi1/trace.c | 1 + drivers/staging/rdma/hfi1/trace.h | 1 + 3 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/staging/rdma/hfi1/file_ops.c b/drivers/staging/rdma/hfi1/file_ops.c index 120b680..bfcf1a2 100644 --- a/drivers/staging/rdma/hfi1/file_ops.c +++ b/drivers/staging/rdma/hfi1/file_ops.c @@ -195,6 +195,8 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd, if (ret) return ret; + hfi1_cdbg(IOCTL, "IOCTL recv: 0x%x", cmd); + switch (cmd) { case HFI1_IOCTL_ASSIGN_CTXT: uctxt_required = 0; /* assigned user context not required */ diff --git a/drivers/staging/rdma/hfi1/trace.c b/drivers/staging/rdma/hfi1/trace.c index 8b62fef..caddb2a 100644 --- a/drivers/staging/rdma/hfi1/trace.c +++ b/drivers/staging/rdma/hfi1/trace.c @@ -233,3 +233,4 @@ __hfi1_trace_fn(FIRMWARE); __hfi1_trace_fn(RCVCTRL); __hfi1_trace_fn(TID); __hfi1_trace_fn(MMU); +__hfi1_trace_fn(IOCTL); diff --git a/drivers/staging/rdma/hfi1/trace.h b/drivers/staging/rdma/hfi1/trace.h index 963dc94..3cb0391 100644 --- a/drivers/staging/rdma/hfi1/trace.h +++ b/drivers/staging/rdma/hfi1/trace.h @@ -1341,6 +1341,7 @@ __hfi1_trace_def(FIRMWARE); __hfi1_trace_def(RCVCTRL); __hfi1_trace_def(TID); __hfi1_trace_def(MMU); +__hfi1_trace_def(IOCTL); #define hfi1_cdbg(which, fmt, ...) \ __hfi1_trace_##which(__func__, fmt, ##__VA_ARGS__)