linux-kernel - Re: [PATCH] usb: xhci: Consolidate XHCI TD Size calculation

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Message-ID: <CAODwPW8bPPNwWDOd0MeCTZgXPmFpBgenZGeYfvhpG7owOx_zeA@mail.gmail.com>
Date:	Wed, 15 May 2013 13:51:20 -0700
From:	Julius Werner <jwerner@...omium.org>
To:	Sarah Sharp <sarah.a.sharp@...ux.intel.com>
Cc:	Julius Werner <jwerner@...omium.org>,
	LKML <linux-kernel@...r.kernel.org>, linux-usb@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Vincent Palatin <vpalatin@...omium.org>
Subject: Re: [PATCH] usb: xhci: Consolidate XHCI TD Size calculation

> Does this patch fix the control transfer data stage issue?  Please break
> this into a bug fix for that, with your refactoring on top of that.  We
> need to backport the bug fix to the stable kernels, and queue the
> refactoring for 3.11.

I don't think there is really any practial adverse effect from the
wrong TD length in control transfers, since it has been there forever
and not caused any problems. I don't think it's worth a backport to
older kernels, I'd just like it fixed (and cleaner) for readability's
sake moving forward.
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