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SubjectRe: [PATCH] usb-serial/ftdi_sio: fix DTR/RTS line modes
On Sun, Jun 06, 2010 at 11:33:06AM +0200, Ruud Linders wrote:
> Hmm, I tried this patch on plain 2.6.34 but still have a problem.
> As you indicated since 2.6.31-something something is broken.
>
> I'm using a receive only device (http://rfxcom.com/receivers.htm)
> which works fine until the system becomes more busy, usually it runs
> almost idle and all is fine.
>
> However, when this happens, it appears the received characters get
> buffered somewhere as nothing seems to get through or is delayed for
> many minutes.
> When I then =write= a character to the serial device
> echo > /dev/ttyUSB0
> the data is received in sudden burst, seems no data is actually lost
> just seriously delayed.
>
> Any ideas ?

Hmm, no, sorry. Things work fine for me again now.

Did you try reverting the commit I blamed in the commit log? If this
doesn't help, I can only suggest you run a bisect to see which commit
between 2.6.31 and 2.6.34 broke it for you.

Daniel



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