Preempt Violation

[Gabriel Devenyi]

This one looks particularly nasty.

20ms non-preemptible critical section violated 4 ms preempt threshold starting 
a                                                                                        
t sys_ioctl+0x42/0x260 and ending at sys_ioctl+0xbd/0x260
 [<c015881d>] sys_ioctl+0xbd/0x260
 [<c0116510>] dec_preempt_count+0x110/0x120
 [<c015881d>] sys_ioctl+0xbd/0x260
 [<c0103e95>] sysenter_past_esp+0x52/0x71

-- 
Gabriel Devenyi
devenyga@xxxxxxxxxxx
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