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Re: PROBLEM: kernel oops with g_serial USB gadget on 2.6.30

by David Brownellon 2009-06-23T07:22:58+00:00
On Monday 22 June 2009, Marek Szyprowski wrote:
>
> > Like, oh, changing a spinlock to a mutex.   You might change the
> > low_latency setting and review how that's now supposed to behave.
>
> In in gs_open() function in drivers/usb/gadget/u_serial.c, after the
> line 780 I've added:
>
> tty->low_latency = 1;
That's already how it's set. Try instead *REMOVING* the line
which sets that flag.
> This helped a bit, but after a few serial transfers I got the same
> bug again.
Of course. You didn't change anything.
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