On Fri, 2009-09-11 at 17:38 -0700, Andrew Vasquez wrote:
> Randy Dunlap noted:
>
> when CONFIG_MODULES=n:
>
> drivers/scsi/qla2xxx/qla_os.c:2685: error: dereferencing pointer to incomplete type
>
> in
>
> kobject_uevent_env(&(&vha->hw->pdev->driver->driver)->owner->mkobj.kobj,
> KOBJ_CHANGE, envp);
>
> Trigger kobject event on the 'struct device' hanging off the pci_dev.
>
> Signed-off-by: Andrew Vasquez <andrew.vasquez@xxxxxxxxxx>
> ---
>
> > On Fri, 11 Sep 2009, Andrew Vasquez wrote:
> >
> > > The struct device's kobj from pdev->dev?
> > >
> > > My udev-foo is pathetic, so how exactly would that get multiplexed at
> > > the udev side?
> > >
> > > KERNEL=="???", SUBSYSTEM=="???", ACTION=="change", RUN+="qla2xxx_udev.sh"
> >
> > Ok, udevadm helps a bit... Let me see if I can convert this uevent
> > off of:
> >
> > kobject_uevent_env(&(&vha->hw->pdev->dev)->kobj, KOBJ_CHANGE, envp);
> >
> > to something meaningful:
> >
> > UEVENT[1252714722.263731] change
> > /devices/pci0000:17/0000:17:08.0/0000:1e:00.0 (pci)
> > ACTION=change
> > DEVPATH=/devices/pci0000:17/0000:17:08.0/0000:1e:00.0
> > SUBSYSTEM=pci
> > FW_DUMP=6
> > DRIVER=qla2xxx
> > PHYSDEVBUS=pci
> > PHYSDEVDRIVER=qla2xxx
> > PCI_CLASS=C0400
> > PCI_ID=1077:2532
> > PCI_SUBSYS_ID=1077:015C
> > PCI_SLOT_NAME=0000:1e:00.0
> > MODALIAS=pci:v00001077d00002532sv00001077sd0000015Cbc0Csc04i00
> > SEQNUM=3574
>
> Ok, with the kobject_uevent_env() change and the udev-rule modified to:
>
> SUBSYSTEM=="pci", ENV{DRIVER}="qla2xxx", ACTION=="change", RUN+="qla2xxx_udev.sh"
>
> we're working again.
>
> This seem reasonable?
>
> Thanks, AV
>
> diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
> index 29396c0..369a270 100644
> --- a/drivers/scsi/qla2xxx/qla_os.c
> +++ b/drivers/scsi/qla2xxx/qla_os.c
> @@ -2683,8 +2683,7 @@ qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
> /* do nothing */
> break;
> }
> - kobject_uevent_env(&(&vha->hw->pdev->driver->driver)->owner->mkobj.kobj,
> - KOBJ_CHANGE, envp);
> + kobject_uevent_env(&(&vha->hw->pdev->dev)->kobj, KOBJ_CHANGE, envp);
Much better. Of course to be perfect, you might like to remember that
(&x)->y is actually x.y
so
kobject_uevent_env(&vha->hw->pdev->dev.kobj, ...
James
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