Re: [Patch 1/3] Cell BE SPU: configure, control, and doc

[John L. <le...@mo...>]

On Mon, Apr 30, 2007 at 08:56:25AM -0500, Maynard Johnson wrote:

> >+                       <note>Attempting to profile SPEs with kernel 
> >versions older than 2.6.22 may cause the
> >+                       system to crash.</note>
> >
> >This a kernel bug or something else?
> > 
> >
> Unfortunately, this was due to improper error handling in the Cell BE 
> PPU profiling support that was accepted into mainline 2.6.18.  We've 
> corrected this now in the current kernel code.  There's no way that I 
> know of for userspace code to query the kernel to get the true kernel 
> version.  If you (or anyone else) can suggest some kind of check we can 
> do, I'm open to ideas.

No, this is fine if it's a genuine kernel bug.

regards
john