i915 driver update testing

[Konstantin Belousov]

On Mon, Oct 06, 2014 at 07:30:20PM -0400, Adam McDougall wrote:
> On 10/05/2014 13:00, Konstantin Belousov wrote:
> > On Sun, Oct 05, 2014 at 11:01:14AM -0400, Adam McDougall wrote:
> >> (kgdb) #0  doadump (textdump=1) at pcpu.h:219
> >> #1  0xffffffff80661efd in kern_reboot (howto=260)
> >>     at /usr/src/sys/kern/kern_shutdown.c:447
> >> #2  0xffffffff80662450 in panic (fmt=<value optimized out>)
> >>     at /usr/src/sys/kern/kern_shutdown.c:746
> >> #3  0xffffffff808fe52f in trap_fatal (frame=<value optimized out>,
> >>     eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:866
> >> #4  0xffffffff808fe87c in trap_pfault (frame=0xfffffe01fe0b21b0,
> >>     usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:677
> >> #5  0xffffffff808fde9e in trap (frame=0xfffffe01fe0b21b0)
> >>     at /usr/src/sys/amd64/amd64/trap.c:426
> >> #6  0xffffffff808e00a2 in calltrap ()
> >>     at /usr/src/sys/amd64/amd64/exception.S:231
> >> #7  0xffffffff8166808e in i915_write32 (dev_priv=0xfffff800031f1c00,
> >>     reg=20736, val=0)
> >>     at
> >> /usr/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/i915_drv.c:992
> > In kgdb, from this frame, please do
> > p *dev_priv
> > p *(dev_priv->dev)
> > p *(dev_priv->info)
> 
> http://www.egr.msu.edu/~mcdouga9/i915-1b.txt
> 
> Sorry for the delay.  I duplicated this on a spare computer of the same
> model so I can test easier.
Great, thank you.  Please also do, from the frame 12,
p *dev