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From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Sandeep Singh <Sandeep.Singh@amd.com>,
	linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
	gregkh@linuxfoundation.org, mathias.nyman@intel.com
Cc: Nehal Shah <Nehal-bakulchandra.Shah@amd.com>,
	Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Subject: Re: [PATCH] xhci: Add check for invalid byte size error when UAS devices are connected.
Date: Mon, 24 Sep 2018 16:09:59 +0300	[thread overview]
Message-ID: <58201720-ee34-a866-b177-084b9f36c40c@linux.intel.com> (raw)
In-Reply-To: <1537536150-11721-1-git-send-email-Sandeep.Singh@amd.com>

On 21.09.2018 16:22, Sandeep Singh wrote:
> From: Sandeep Singh <sandeep.singh@amd.com>
> 
> Observed "TRB completion code (27)" error which corresponds to Stopped -
> Length Invalid error(xhci spec section 4.17.4) while connecting USB to
> SATA bridge.
> 
> Looks like this case was not considered when the following patch[1] was
> committed. Hence adding this new check which can prevent
> the invalid byte size error.
> 
> [1] ade2e3a xhci: handle transfer events without TRB pointer
> 

Thanks, adding to queue.

Just out of curiosity, was the TRB pointer bits all zeroes
in this  Stopped -Length invalid transfer event TRB?

-Mathias


  reply	other threads:[~2018-09-24 13:12 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-21 13:22 Sandeep Singh
2018-09-24 13:09 ` Mathias Nyman [this message]
2018-09-25  9:14   ` Sandeep Singh

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