Re: [PATCH] remove TCGETS

On Tue, 2003-08-12 at 22:59, Andreas Dilger wrote:
> On Aug 12, 2003  22:48 +0100, Matthew Wilcox wrote:
> > I see no reason to handle TCGETS in presto_ioctl, and even if you do get
> > it somehow, the action is the same as the default.  This happens to break
> > on PA-RISC and not on i386 due to i386 using an old-style definition of
> > TCGETS and PA-RISC using one which invovles sizeof().
> > 
> > diff -urpNX dontdiff linus-2.6/fs/intermezzo/dir.c parisc-2.6/fs/intermezzo/dir.c
> > --- linus-2.6/fs/intermezzo/dir.c	Tue Aug 12 13:11:17 2003
> > +++ parisc-2.6/fs/intermezzo/dir.c	Tue Aug 12 13:29:43 2003
> > @@ -1304,10 +1304,6 @@ int presto_ioctl(struct inode *inode, st
> >                  return rc;
> >          }
> >  
> > -        case TCGETS:
> > -                EXIT;
> > -                return -EINVAL;
> > -
> >          default:
> >                  EXIT;
> >                  return -EINVAL;
> 
> I can tell you why this was originally in there - because the "default" case
> used to print out an error message for unhandled ioctls.  Perl used to call
> TCGETS all the time on files in lustre, so we put in the no-op case to shut
> up the error messages.  Now that the error messages are gone from the default
> case there is no need to have this there anymore, so removing it is fine.

Why was it returning -EINVAL instead of -ENOTTY?

-- 
dwmw2

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