Re: On current git head webservers stopped working

From: Jens Axboe
Date: Fri Jul 13 2007 - 13:40:21 EST


On Fri, Jul 13 2007, Linus Torvalds wrote:
>
>
> On Fri, 13 Jul 2007, Jens Axboe wrote:
> >
> > Does this work?
>
> Ok, so it apparently works, but:
>
> > diff --git a/fs/splice.c b/fs/splice.c
> > index ed2ce99..92646aa 100644
> > --- a/fs/splice.c
> > +++ b/fs/splice.c
> > @@ -491,7 +491,7 @@ ssize_t generic_file_splice_read(struct file *in, loff_t *ppos,
> >
> > ret = 0;
> > spliced = 0;
> > - while (len) {
> > + while (len && !spliced) {
> > ret = __generic_file_splice_read(in, ppos, pipe, len, flags);
>
> This hunk basically make sthe whole "while" loop pointless. You'll never
> go through it more than once.
>
> So at that point, maybe the loop should be removed entirely? Or maybe this
> part of the patch is wrong, and the fix was in the _other_ parts?

It'll likely work without that hunk, and you are right - the loop
should just go now. I'll update that piece in a sub sequent patch!

--
Jens Axboe

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