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* [PATCH] nvme-tcp: log TLS handshake failures at error level
@ 2025-06-24 16:39 Maurizio Lombardi
  2025-07-02 11:34 ` Hannes Reinecke
  0 siblings, 1 reply; 3+ messages in thread
From: Maurizio Lombardi @ 2025-06-24 16:39 UTC (permalink / raw)
  To: linux-nvme; +Cc: hch, kbusch, sagi, hare, mlombard

Update the nvme_tcp_start_tls() function to use dev_err()
instead of dev_dbg() when a TLS error is detected.
This ensures that handshake failures are visible by default,
aiding in debugging.

Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
---
 drivers/nvme/host/tcp.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index d924008c3949..26d26823a0c5 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1745,9 +1745,11 @@ static int nvme_tcp_start_tls(struct nvme_ctrl *nctrl,
 			qid, ret);
 		tls_handshake_cancel(queue->sock->sk);
 	} else {
-		dev_dbg(nctrl->device,
-			"queue %d: TLS handshake complete, error %d\n",
-			qid, queue->tls_err);
+		if (queue->tls_err) {
+			dev_err(nctrl->device,
+				"queue %d: TLS handshake complete, error %d\n",
+				qid, queue->tls_err);
+		}
 		ret = queue->tls_err;
 	}
 	return ret;
-- 
2.47.1



^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] nvme-tcp: log TLS handshake failures at error level
  2025-06-24 16:39 [PATCH] nvme-tcp: log TLS handshake failures at error level Maurizio Lombardi
@ 2025-07-02 11:34 ` Hannes Reinecke
  2025-07-02 12:23   ` Maurizio Lombardi
  0 siblings, 1 reply; 3+ messages in thread
From: Hannes Reinecke @ 2025-07-02 11:34 UTC (permalink / raw)
  To: Maurizio Lombardi, linux-nvme; +Cc: hch, kbusch, sagi, mlombard

On 6/24/25 18:39, Maurizio Lombardi wrote:
> Update the nvme_tcp_start_tls() function to use dev_err()
> instead of dev_dbg() when a TLS error is detected.
> This ensures that handshake failures are visible by default,
> aiding in debugging.
> 
> Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
> ---
>   drivers/nvme/host/tcp.c | 8 +++++---
>   1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
> index d924008c3949..26d26823a0c5 100644
> --- a/drivers/nvme/host/tcp.c
> +++ b/drivers/nvme/host/tcp.c
> @@ -1745,9 +1745,11 @@ static int nvme_tcp_start_tls(struct nvme_ctrl *nctrl,
>   			qid, ret);
>   		tls_handshake_cancel(queue->sock->sk);
>   	} else {
> -		dev_dbg(nctrl->device,
> -			"queue %d: TLS handshake complete, error %d\n",
> -			qid, queue->tls_err);
> +		if (queue->tls_err) {
> +			dev_err(nctrl->device,
> +				"queue %d: TLS handshake complete, error %d\n",
> +				qid, queue->tls_err);
> +		}
>   		ret = queue->tls_err;
>   	}
>   	return ret;

There still is a value in knowing that tlshd is complete, so maybe
something like

diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index f6379aa33d77..39f8758d71e3 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1729,9 +1729,13 @@ static int nvme_tcp_start_tls(struct nvme_ctrl 
*nctrl,
                         qid, ret);
                 tls_handshake_cancel(queue->sock->sk);
         } else {
-               dev_dbg(nctrl->device,
-                       "queue %d: TLS handshake complete, error %d\n",
-                       qid, queue->tls_err);
+               if (queue->tls_err)
+                       dev_err(nctrl->device,
+                               "queue %d: TLS handshake complete, error 
%d\n",
+                               qid, queue->tls_err);
+               else
+                       dev_dbg(nctrl->device,
+                               "queue %d: TLS handshake complete\n");
                 ret = queue->tls_err;
         }
         return ret;

hmm?

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@suse.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] nvme-tcp: log TLS handshake failures at error level
  2025-07-02 11:34 ` Hannes Reinecke
@ 2025-07-02 12:23   ` Maurizio Lombardi
  0 siblings, 0 replies; 3+ messages in thread
From: Maurizio Lombardi @ 2025-07-02 12:23 UTC (permalink / raw)
  To: Hannes Reinecke, Maurizio Lombardi, linux-nvme; +Cc: hch, kbusch, sagi

On Wed Jul 2, 2025 at 1:34 PM CEST, Hannes Reinecke wrote:
> On 6/24/25 18:39, Maurizio Lombardi wrote:
>> Update the nvme_tcp_start_tls() function to use dev_err()
>> instead of dev_dbg() when a TLS error is detected.
>> This ensures that handshake failures are visible by default,
>> aiding in debugging.
>> 
>> Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
>> ---
>>   drivers/nvme/host/tcp.c | 8 +++++---
>>   1 file changed, 5 insertions(+), 3 deletions(-)
>> 
>> diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
>> index d924008c3949..26d26823a0c5 100644
>> --- a/drivers/nvme/host/tcp.c
>> +++ b/drivers/nvme/host/tcp.c
>> @@ -1745,9 +1745,11 @@ static int nvme_tcp_start_tls(struct nvme_ctrl *nctrl,
>>   			qid, ret);
>>   		tls_handshake_cancel(queue->sock->sk);
>>   	} else {
>> -		dev_dbg(nctrl->device,
>> -			"queue %d: TLS handshake complete, error %d\n",
>> -			qid, queue->tls_err);
>> +		if (queue->tls_err) {
>> +			dev_err(nctrl->device,
>> +				"queue %d: TLS handshake complete, error %d\n",
>> +				qid, queue->tls_err);
>> +		}
>>   		ret = queue->tls_err;
>>   	}
>>   	return ret;
>
> There still is a value in knowing that tlshd is complete, so maybe
> something like


Ok thanks, will submit a V2.

Maurizio



^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2025-07-02 13:36 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2025-06-24 16:39 [PATCH] nvme-tcp: log TLS handshake failures at error level Maurizio Lombardi
2025-07-02 11:34 ` Hannes Reinecke
2025-07-02 12:23   ` Maurizio Lombardi

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