diff mbox series

[iwl-next,v4,3/3] idpf: add more info during virtchnl transaction timeout/salt mismatch

Message ID 20241216162735.2047544-4-brianvv@google.com
State Accepted
Delegated to: Anthony Nguyen
Headers show
Series IDPF Virtchnl: Enhance error reporting & fix locking/workqueue issues | expand

Commit Message

Brian Vazquez Dec. 16, 2024, 4:27 p.m. UTC
From: Manoj Vishwanathan <manojvishy@google.com>

Add more information related to the transaction like cookie, vc_op,
salt when transaction times out and include similar information
when transaction salt does not match.

Info output for transaction timeout:
-------------------
(op:5015 cookie:45fe vc_op:5015 salt:45 timeout:60000ms)
-------------------

before it was:

-------------------
(op 5015, 60000ms)
-------------------

Signed-off-by: Manoj Vishwanathan <manojvishy@google.com>
Signed-off-by: Brian Vazquez <brianvv@google.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Pavan Kumar Linga <pavan.kumar.linga@intel.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
---
 drivers/net/ethernet/intel/idpf/idpf_virtchnl.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

Comments

Singh, Krishneil K Jan. 14, 2025, 7 a.m. UTC | #1
> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf Of
> Brian Vazquez
> Sent: Monday, December 16, 2024 8:28 AM
> To: Brian Vazquez <brianvv.kernel@gmail.com>; Nguyen, Anthony L
> <anthony.l.nguyen@intel.com>; Kitszel, Przemyslaw
> <przemyslaw.kitszel@intel.com>; David S. Miller <davem@davemloft.net>;
> Eric Dumazet <edumazet@google.com>; Jakub Kicinski <kuba@kernel.org>;
> Paolo Abeni <pabeni@redhat.com>; intel-wired-lan@lists.osuosl.org
> Cc: David Decotigny <decot@google.com>; Vivek Kumar
> <vivekmr@google.com>; Singhai, Anjali <anjali.singhai@intel.com>;
> Samudrala, Sridhar <sridhar.samudrala@intel.com>; linux-
> kernel@vger.kernel.org; netdev@vger.kernel.org; Tantilov, Emil S
> <emil.s.tantilov@intel.com>; Manoj Vishwanathan
> <manojvishy@google.com>; Brian Vazquez <brianvv@google.com>; Keller,
> Jacob E <jacob.e.keller@intel.com>; Linga, Pavan Kumar
> <pavan.kumar.linga@intel.com>; Paul Menzel <pmenzel@molgen.mpg.de>
> Subject: [Intel-wired-lan] [iwl-next PATCH v4 3/3] idpf: add more info during
> virtchnl transaction timeout/salt mismatch
> 
> From: Manoj Vishwanathan <manojvishy@google.com>
> 
> Add more information related to the transaction like cookie, vc_op,
> salt when transaction times out and include similar information
> when transaction salt does not match.
> 
> Info output for transaction timeout:
> -------------------
> (op:5015 cookie:45fe vc_op:5015 salt:45 timeout:60000ms)
> -------------------
> 
> before it was:
> 
> -------------------
> (op 5015, 60000ms)
> -------------------
> 
> Signed-off-by: Manoj Vishwanathan <manojvishy@google.com>
> Signed-off-by: Brian Vazquez <brianvv@google.com>
> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
> Reviewed-by: Pavan Kumar Linga <pavan.kumar.linga@intel.com>
> Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
> ---
>  drivers/net/ethernet/intel/idpf/idpf_virtchnl.c | 11 +++++++----
>  1 file changed, 7 insertions(+), 4 deletions(-)
> 

Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
index 13274544f7f4..fe5468f226f7 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
@@ -517,8 +517,10 @@  static ssize_t idpf_vc_xn_exec(struct idpf_adapter *adapter,
 		retval = -ENXIO;
 		goto only_unlock;
 	case IDPF_VC_XN_WAITING:
-		dev_notice_ratelimited(&adapter->pdev->dev, "Transaction timed-out (op %d, %dms)\n",
-				       params->vc_op, params->timeout_ms);
+		dev_notice_ratelimited(&adapter->pdev->dev,
+				       "Transaction timed-out (op:%d cookie:%04x vc_op:%d salt:%02x timeout:%dms)\n",
+				       params->vc_op, cookie, xn->vc_op,
+				       xn->salt, params->timeout_ms);
 		retval = -ETIME;
 		break;
 	case IDPF_VC_XN_COMPLETED_SUCCESS:
@@ -615,8 +617,9 @@  idpf_vc_xn_forward_reply(struct idpf_adapter *adapter,
 	idpf_vc_xn_lock(xn);
 	salt = FIELD_GET(IDPF_VC_XN_SALT_M, msg_info);
 	if (xn->salt != salt) {
-		dev_err_ratelimited(&adapter->pdev->dev, "Transaction salt does not match (%02x != %02x)\n",
-				    xn->salt, salt);
+		dev_err_ratelimited(&adapter->pdev->dev, "Transaction salt does not match (exp:%d@%02x(%d) != got:%d@%02x)\n",
+				    xn->vc_op, xn->salt, xn->state,
+				    ctlq_msg->cookie.mbx.chnl_opcode, salt);
 		idpf_vc_xn_unlock(xn);
 		return -EINVAL;
 	}