Messages in this thread | | | Date | Tue, 17 Feb 2009 22:21:16 -0800 | From | Greg KH <> | Subject | Re: [PATCH v9 6/7] PCI: document SR-IOV sysfs entries |
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On Tue, Feb 17, 2009 at 10:43:03PM +0800, Yu Zhao wrote: > On Wed, Feb 18, 2009 at 11:49:10AM +0800, Greg KH wrote: > > On Tue, Feb 17, 2009 at 08:50:21PM +0800, Yu Zhao wrote: > > > Hi Greg, > > > > > > The `struct device' is preferred over the `struct kobject' in all cases > > > that create subdirectory in sysfs, is this true? > > > > If you have a parent directory being controlled by a struct device, yes. > > Thanks! Do we need to document this somewhere?
Probably, patches gladly accepted for documentation fixes/updates :)
> > > I'd like to create a subdirectory under PCI device sysfs directory and > > > put some symbol links into that directory (only symbol links). Should I > > > use `device' or `kobject'? Currently I use `device' and get two extra > > > file/directory (uevent and power) which look like useless for my case > > > because this subdirectory doesn't reflect a real device. > > > > Neither, just use an attribute group, no new struct device should be > > needed at all. > > Yes, I was thinking using an attribute group, however, it looks like we > can't put symbol link into a group. Maybe I'm wrong, shed some light, > please?
Why would you want a symbolic link in an attribute group?
confused,
greg k-h
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