On Tuesday 29 March 2005 00:03, Greg KH wrote:
> On Sun, Mar 27, 2005 at 02:24:59PM -0500, Adam Belay wrote:
> > One of the original design goals of sysfs was to provide a standardized
> > location to keep driver configuration attributes. Although sysfs
> > handles this very well for bus devices and class devices, there isn't
> > currently a method to export attributes for device drivers and their
> > specific bound device instances to userspace.
>
> Hm, what's device_create_file(), device_remove_file(), and DEVICE_ATTR()
> for? A number of drivers use these functions today to add their own
> driver specific attributes to a device they control.
>
> Then, userspace can just do a simple:
> ls /sys/bus/pci/drivers/my_foo_driver/
> to see all devices on the PCI bus that are controlled by that driver.
> Then it can go into those directories and cat out the specific
> information if needed.
It probably would be nice if all driver-specific device attributes would be
grouped under /sys/devices/.../<blah_device>/drvattr/* so their names would
not clash with names of driver core attributes.
Unfortunately that would mean we are breaking userspace again...
--
Dmitry
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]