[PATCH] xfs: writepage always has buffers

[Christoph Hellwig]

On Sun, Jul 11, 2010 at 10:43:09PM -0500, Alex Elder wrote:
> On Mon, 2010-06-28 at 10:34 -0400, Christoph Hellwig wrote:
> > These days we always have buffers thanks to ->page_mkwrite.  And we already
> > have an assert a few lines above tripping in case that was not true due to
> > a bug.
> 
> Should the ASSERT() be made stronger (i.e., BUG_ON())?
> Looks to me like we'll crash if it ever happens in a
> non-debug kernel, and a BUG() call would more directly
> tell us what the problem was...

The crash tells it quite directly as well, the ASSERT is there more as
a documentation of what we require.