On Thu, 27 May 2004 03:00:30 -0700
Andrew Morton <[EMAIL PROTECTED]> wrote:

> This is 2.4.26, sleeping in a timer handler.
>[...]
> Trace; c0112b2b <schedule_timeout+73/94>
> Trace; c0112a70 <process_timeout+0/48>
> Trace; c2801219 <[usbcore]usb_start_wait_urb+d5/17c>
> Trace; c2801321 <[usbcore]usb_internal_control_msg+61/74>
> Trace; c28013a4 <[usbcore]usb_control_msg+70/8c>
> Trace; c281f121 <[pl2303]set_control_lines+35/64>
> Trace; c2820039 <[pl2303]set_modem_info+ed/100>
> Trace; c2820260 <[pl2303]pl2303_ioctl+c0/120>
> Trace; c2819a70 <[usbserial]serial_ioctl+e4/108>
> Trace; c2845fcf <[irlan]irlan_close_data_channel+e3/118>
> Trace; c2848394 <[irlan]irlan_client_get_value_confirm+e8/104>
> Trace; c2833c77 <[irda]irda_task_kick+73/14c>
> Trace; c2833de4 <[irda]irda_task_timer_expired+0/2c>
> Trace; c2833e0b <[irda]irda_task_timer_expired+27/2c>
> Trace; c011c3f8 <timer_bh+278/388>
> Trace; c011942c <bh_action+1c/48>
> Trace; c0119359 <tasklet_hi_action+49/70>
> Trace; c011913c <do_softirq+4c/a0>
> Trace; c0108141 <do_IRQ+c5/d4>

I don't think I'm at fault here. There's just no guarantee that ioctls
won't block. Jean has to do something about it, perhaps not closing
from timers and use irattach instead (just like slattach was used
in ancient UNIX).

-- Pete


-------------------------------------------------------
This SF.Net email is sponsored by: Oracle 10g
Get certified on the hottest thing ever to hit the market... Oracle 10g. 
Take an Oracle 10g class now, and we'll give you the exam FREE.
http://ads.osdn.com/?ad_id=3149&alloc_id=8166&op=click
_______________________________________________
[EMAIL PROTECTED]
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel

Reply via email to