Re: [PATCHv2] qla2xxx: Correct compilation issues when CONFIG_MOUDLES=n.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Sep 11, 2009 at 07:56:23PM -0700, Andrew Vasquez wrote:
> On Fri, 11 Sep 2009, Greg KH wrote:
> 
> > On Fri, Sep 11, 2009 at 05:38:08PM -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.
> > 
> > Um, why?  What are you trying to do here?  kobject change should not be
> > for a device, or a "normal" kobject.
> > 
> > What do you expect userspace to do with this?  Where have you documented
> > it?
> 
> The purpose was described here:
> 
> 	http://article.gmane.org/gmane.linux.scsi/54155
> 
> Basically we'd like to instruct user-space to retrieve a blob of data
> automatically.

Hm, like a firmware object perhaps?

> Original implementation used the kboject hanging off
> the module which does not exist when CONFIG_MODULES=n.  It was
> suggested that perhaps an alternative would be to use 'struct device'
> kobj.  Any tips on how to trigger such a driver-specific event,
> perhaps a dedicated kobject exported by the driver itself???

Why not use the firmware interface for it, that is what it is designed
for, and you will not have to craft any new udev rules.

thanks,

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux