On Wed, May 16, 2018 at 10:32:51AM -0700, Omar Sandoval wrote:
> On Wed, May 16, 2018 at 10:25:31AM -0700, Christoph Hellwig wrote:
> > On Wed, May 16, 2018 at 09:45:50AM -0700, Omar Sandoval wrote:
> > > + if ((iomap->type != IOMAP_MAPPED && iomap->type != IOMAP_UNWRITTEN) ||
> > > + iomap->addr == IOMAP_NULL_ADDR) {
> > > + pr_err("swapon: file has unallocated extents\n");
> > > + return -EINVAL;
> > > + }
> >
> > The two are really different cases - IOMAP_NULL_ADDR shouldn't really
> > happen for any of the above. Although we might have to move the
> > inline check before the type check above for the message to make sense.
> >
> > I have a patch in the local queue that makes inline a type instead of
> > a flag, btw as it really isn't a flag.
>
> So something like this, moving the inline check and removing the hole
> check since that doesn't make sense for mapped or unwritten? Then the
> inline flag check can be converted to a type check.
Yes, this looks great!
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