On tis, 2014-07-22 at 12:20 -0700, Randy Dunlap wrote:
> On 07/22/2014 12:03 PM, Ian Kumlien wrote:
> > This is a resend, try two...
> >
> > And while the fix is simple, something along the lines of:
> > diff --git a/fs/direct-io.c b/fs/direct-io.c
> > index 98040ba..64a8286 100644
> > --- a/fs/direct-io.c
> > +++ b/fs/direct-io.c
> > @@ -910,7 +910,7 @@ static int do_direct_IO(struct dio *dio, struct
> > dio_submit *sdi
> >
> > while (sdio->block_in_file < sdio->final_block_in_request) {
> > struct page *page;
> > - size_t from, to;
> > + size_t from, to = {0};
> > page = dio_get_page(dio, sdio, &from, &to);
> > if (IS_ERR(page)) {
> > ret = PTR_ERR(page);
> > ---
> >
> > I however don't know if it's in the correct C standard, it compiles fine
> > though... (or if this is more gcc speific)
>
> so... do you know C or not?
I know C but i don't know if this got added in C99 or C11 or how they
denote it.
> Why the braces around the 0?
Because it's special
> Why do you initialize 'to' but not 'from'?
The magic of {0} is that it will initialize all your values.
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