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SubjectRe: 2.6.38-rc6: SysRq broken?
On Tue, Mar 01, 2011 at 10:04:29AM -0800, Dmitry Torokhov wrote:
> On Tue, Mar 01, 2011 at 12:04:47AM +0200, Alexey Dobriyan wrote:
> > On Mon, Feb 28, 2011 at 01:57:21PM -0800, Dmitry Torokhov wrote:
> > > On Monday, February 28, 2011 01:40:54 pm Alexey Dobriyan wrote:
> > > > It just strikes me that SysRq is broken here:
> > > > Alt+SysRq+h doesn't print anything
> > > >
> > > > CONFIG_MAGIC_SYSRQ=y
> > > > CONFIG_INPUT_EVDEV=y
> > > > kernel.sysrq=1
> > > > echo h >/proc/sysrq-trigger works
> > > >
> > > > Keyboard is USB one, "Logitech HID compliant keyboard".
> > >
> > > What does /proc/bus/input/devices show?
> >
> >
> > I: Bus=0003 Vendor=046d Product=c30e Version=0110
> > N: Name="Logitech HID compliant keyboard"
> > P: Phys=usb-0000:00:1d.0-1.2/input0
> > S: Sysfs=/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.2/2-1.2:1.0/input/input3
> > U: Uniq=
> > H: Handlers=sysrq kbd event3
> > B: PROP=0
> > B: EV=120013
> > B: KEY=1000000000007 ff800000000007ff febeffdff3cfffff fffffffffffffffe
> > B: MSC=10
> > B: LED=7
> >
>
> Hmm, looks like we bound sysrq handler here and the device has both alt
> and SysRq keys.

Yes, both.

> Is it only help that is not working? What abouth other functions (reboot, etc)?

Seems so, SysRq+Sync works, SysRq+L works as well.


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