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SubjectRe: [PATCH 1/2] mtip32xx: Remove 'registers' and 'flags' from sysfs
On Wed, Jun 06, 2012 at 11:04:17AM -0700, Asai Thambi S P wrote:
> On 6/5/2012 1:25 PM, Greg KH wrote:
>
> > On Tue, Jun 05, 2012 at 11:18:15AM -0700, Asai Thambi S P wrote:
> >> On 6/5/2012 2:33 AM, Greg KH wrote:
> >>
> >>> On Mon, Jun 04, 2012 at 12:43:03PM -0700, Asai Thambi S P wrote:
> >>>>
> >>>> This patch removes entries 'registers' and 'flags' from sysfs. Updated ABI file
> >>>> to reflect this change.
> >>>>
> >>>> Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> >>>> Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
> >>>
> >>> Much nicer, thanks for doing this:
> >>>
> >>> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> >>>
> >>> But, one question on a different sysfs file:
> >>>
> >>>> What: /sys/block/rssd*/status
> >>>> Date: April 2012
> >>>> KernelVersion: 3.4
> >>>> Contact: Asai Thambi S P <asamymuthupa@micron.com>
> >>>> Description: This is a read-only file. Indicates the status of the device.
> >>>
> >>> What "status" is this showing? Why is this a sysfs file? Who
> >>> needs/wants it?
> >>
> >>
> >> This shows the device status - online, write_protect or thermal_shutdown. This
> >> would be used by management application.
> >
> > Is it used by a management application? Shouldn't such a tool use the
> > "standard" block device status files instead? I thought we exported
> > that information already in the /sys/block/* files.
> >
>
>
> device status is not exported by standard block interface.

Ok, but don't you think it should be? Why make this unique to only your
driver?

greg k-h


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