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From: Yunseong Kim <yunseong.kim@est.tech>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Yunseong Kim <yunseong.kim@est.tech>,
	Steve French <stfrench@microsoft.com>,
	David Howells <dhowells@redhat.com>,
	linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
	linux-kernel@vger.kernel.org, Paulo Alcantara <pc@manguebit.org>,
	Namjae Jeon <linkinjeon@kernel.org>,
	Ronnie Sahlberg <ronniesahlberg@gmail.com>,
	Shyam Prasad N <sprasad@microsoft.com>,
	Tom Talpey <tom@talpey.com>, Bharath SM <bharathsm@microsoft.com>
Subject: Re: [PATCH v1 1/1] smb: client: transport: Fix debug printing in __release_mid()
Date: Wed, 26 Aug 2026 01:34:06 +0200	[thread overview]
Message-ID: <20260825233419.762040-1-yunseong.kim@est.tech> (raw)
In-Reply-To: <20260825083043.4037868-1-andriy.shevchenko@linux.intel.com>

Hi Andy,

On Tue, 25 Aug 2026 10:30:43 +0200 Andy Shevchenko <andriy.shevchenko@linux.intel.com> wrote:

> Long time ago during upgrading printk():s to the respective pr_<level>()
> calls one misconversion happened and nobody has noticed that. So,
> previously printk(KERN_DEBUG) + printk() worked as one long debug print
> since the trailing '\n' is only present in the followup printk() format
> string. The culprit change missed that and split the message to two on
> the different levels. Restore the original behaviour to make users be
> less confused in the most likely never happen cases of partially getting
> that message.
> 
> Fixes: 0b456f04bcdf ("cifs: convert printk(LEVEL...) to pr_<level>")
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
>  fs/smb/client/transport.c | 11 +++++------
>  1 file changed, 5 insertions(+), 6 deletions(-)
> 
> diff --git a/fs/smb/client/transport.c b/fs/smb/client/transport.c
> index fdf4e50c27ce..e266859818a4 100644
> --- a/fs/smb/client/transport.c
> +++ b/fs/smb/client/transport.c
> @@ -101,12 +101,11 @@ void __release_mid(struct TCP_Server_Info *server, struct mid_q_entry *midEntry)
>  		trace_smb3_slow_rsp(smb_cmd, midEntry->mid, midEntry->pid,
>  			       midEntry->when_sent, midEntry->when_received);
>  		if (cifsFYI & CIFS_TIMER) {
> -			pr_debug("slow rsp: cmd %d mid %llu",
> -				 midEntry->command, midEntry->mid);
> -			cifs_info("A: 0x%lx S: 0x%lx R: 0x%lx\n",
> -				  now - midEntry->when_alloc,
> -				  now - midEntry->when_sent,
> -				  now - midEntry->when_received);
> +			pr_debug("slow rsp: cmd %d mid %llu A: 0x%lx S: 0x%lx R: 0x%lx\n",
> +				 midEntry->command, midEntry->mid,

The change looks correct to me.

One minor suggestion: could the format string be split using adjacent
string literals to avoid the long source line?

    pr_debug("slow rsp: cmd %d mid %llu "
             "A: 0x%lx S: 0x%lx R: 0x%lx\n",
             ...);

> +				 now - midEntry->when_alloc,
> +				 now - midEntry->when_sent,
> +				 now - midEntry->when_received);
>  		}
>  	}
>  #endif
> -- 
> 2.50.1
> 
> 

Thank you!

Best regards,
Yunseong

  reply	other threads:[~2026-08-25 23:34 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-25  8:30 Andy Shevchenko
2026-08-25 23:34 ` Yunseong Kim [this message]
2026-08-26  8:04   ` Andy Shevchenko
2026-08-27  2:22 ` Paulo Alcantara

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