lkml.org 
[lkml]   [2007]   [Oct]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] sysfs: add filter function to groups
From
Date
On Mon, 2007-10-29 at 11:57 -0500, James Bottomley wrote:
> On Mon, 2007-10-29 at 17:54 +0100, Kay Sievers wrote:
> > On Mon, 2007-10-29 at 10:16 -0500, James Bottomley wrote:

> > > struct attribute_group {
> > > const char *name;
> > > + int (*filter_show)(struct kobject *, int);
> >
> > Are you sure that you want to return an array index here, instead of the
> > actual attribute? Like:
>
> Actually, it returns a true/false value indicating whether the given
> attribute should be displayed.

It isn't about the return value of the function, that's fine. You call
back with the index number (int) of the array of attributes, instead of
passing the attribute pointer (struct attribute *attr) back to ask the
device for the attribute to create.

Kay

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-10-29 18:27    [from the cache]
©2003-2011 Jasper Spaans