Re: [PATCH] vmsplice.2: vmsplice() does not fail on nr_segs=0

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Ping?

> > This case is no-op and no error is returned.
> > 
> > See fs/splice.c vmsplice syscall which contains:
> > 
> >         if (unlikely(nr_segs > UIO_MAXIOV))
> >                 return -EINVAL;
> >         else if (unlikely(!nr_segs))
> >                 return 0;
> > 
> > and looking at the git log suggests that this snipped was always there.
> > 
> > Signed-off-by: Cyril Hrubis <chrubis@xxxxxxx>
> > ---
> >  man2/vmsplice.2 | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/man2/vmsplice.2 b/man2/vmsplice.2
> > index 35ab07f..a9ad786 100644
> > --- a/man2/vmsplice.2
> > +++ b/man2/vmsplice.2
> > @@ -133,7 +133,7 @@ either not valid, or doesn't refer to a pipe.
> >  .TP
> >  .B EINVAL
> >  .I nr_segs
> > -is 0 or greater than
> > +is greater than
> >  .BR IOV_MAX ;
> >  or memory not aligned if
> >  .B SPLICE_F_GIFT

-- 
Cyril Hrubis
chrubis@xxxxxxx
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