> 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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