> On Thu, 26 May 2005, David S. Miller wrote:
> > 
> > > Other machines are subject to the same risk and should have a
> > > prevent_tail_call definition too.  The asm-i386/linkage.h version
> > > probably
> > > works fine for every machine.  It might as well be generic, I'd say.
> > 
> > Sparc, for one, doesn't need it.  We pass the pt_regs in via a pointer
> > to the trap level stack frame which won't be released by a tail-call
> > in C code.
> 
> x86 has largely tried to move in that direction too, ie a lot of the 
> asm-calls have been turned into FASTCALL() with %eax pointing to the 
> stack.
> 
> Roland, I applied the patch, but if there was some particular case that 
> triggered this, maybe it's worth trying to re-write that one.

Did I miss something.  Did this patch come through the 
list?  (I didn't see it.)

Cheers,

Michael

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