On Mon, 2014-11-17 at 19:27 -0500, Steven Rostedt wrote:
> On Mon, 17 Nov 2014 16:07:33 -0800
> Joe Perches <j...@perches.com> wrote:
>
> > On Mon, 2014-11-17 at 12:36 -0500, Steven Rostedt wrote:
> > > On Fri, 14 Nov 2014 23:59:07 -0500
> > > Steven Rostedt <rost...@goodmis.org> wrote:
> > >
> > > > From: "Steven Rostedt (Red Hat)" <rost...@goodmis.org>
> > > >
> > > > Add a seq_buf_can_fit() helper function that removes the possible
> > > > mistakes
> > > > of comparing the seq_buf length plus added data compared to the size of
> > > > the buffer.
> > []
> > > > +static bool seq_buf_can_fit(struct seq_buf *s, size_t len)
> > > > +{
> > > > + return s->len + len < s->size;
> > > > +}
> > > > +
> >
> > Why is this useful?
>
> Places the logic in one place and makes the next patch much shorter.
What "logic" does it place in one place and
how does it matter?
I don't see it making mistakes more or less
likely, I just see it being used to avoid
setting the overflow state which seems like
more of an error than anything else.
Why avoid setting overflow at all?
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
