Re: questions on struct sigcontext

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

On Wed, Dec 12, 2007 at 02:00:32PM -0500, Daniel Jacobowitz wrote:

> There used to be slots for badvaddr and cause.  You'll have to ask
> Ralf why he decided to clobber them for DSP state, I don't remember
> :-)  I suspect they may never have held useful information for you;
> we don't context switch them for userspace, so an intervening fault
> in kernel space or in another thread could change them.

Correct, we never filled badvaddr and cause, so it was easy to recycle
those fields.

  Ralf