Re: [patch] ip27's _flush_cache_all uninitialized

[Ralf Baechle <ralf@linux-mips.org>]

On Thu, Feb 13, 2003 at 05:00:17PM +1100, Andrew Clausen wrote:

> _flush_cache_all() and ___flush_cache_all() were uninitialized
> (i.e. NULL).  Someone probably assumed (incorrectly) that this
> was ok, since flush_cache_all() doesn't use _flush_cache_all()
> (or so they thought...).
> 
> End result: anything that called flush_cache_all() (a macro)
> tried to call a function at 0x0, and died.  This includes vmalloc().
> 
> I'm not sure what the best solution is, but this makes things work:

And is guaranateed to crawl.  flush_cache_all() is a no-op for the R10k.

  Ralf