[PATCH] powerpc/pseries: Drop unnecessary continue
Michael Ellerman
mpe at ellerman.id.au
Mon Aug 25 14:16:18 EST 2014
On Thu, 2014-08-21 at 10:51 -0500, Robert Jennings wrote:
> On 08/20/2014 11:41 PM, Michael Ellerman wrote:
> > On Wed, 2014-08-13 at 14:48 +0530, Himangi Saraogi wrote:
> >> Continue is not needed at the bottom of a loop.
> >
> > True.
> >
> > I wonder though, is the code trying to continue to the outer loop?
> > I stared at it for a minute but it wasn't obvious.
> >
> > I wonder if Robert still remembers?
>
> I don't recall what the intent was here. Can't believe that it's been
> almost 5 years since I wrote this. I wish I had left a few more
> comments in the code for me to go on.
>
> Obviously the continue should be removed since it's not doing
> anything. I don't believe that we'd want a continue statement in
> there to get outer loop. That would change the current cmm_page_array
> pointer (pa_curr) to the next in the list after it may have just been
> reassigned to pa_last->next.
>
> It may be the case that an earlier version of the code had statements
> in the inner loop after that continue that I wanted to skip, or I just
> did something silly.
OK, thanks for looking at it. I came to a similar conclusion, but good to have
your review as well.
The CMM regression test suite will catch us if we get it wrong anyway.
cheers
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