Re: CVS Update@linux-mips.org: linux

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

On Fri, Jun 03, 2005 at 03:21:13AM +0100, ths@linux-mips.org wrote:

> Log message:
>       Fix R4[04]00 hazards breakage.
> 
> diff -urN linux/arch/mips/mm/tlbex-r4k.S linux/arch/mips/mm/tlbex-r4k.S
> --- linux/arch/mips/mm/Attic/tlbex-r4k.S      2004/11/25 22:18:38     1.2.2.19
> +++ linux/arch/mips/mm/Attic/tlbex-r4k.S      2005/06/03 02:21:06     1.2.2.20
> @@ -186,6 +186,7 @@
>       P_MTC0  k1, CP0_ENTRYLO1                # load it
>       mtc0_tlbw_hazard
>       tlbwr                                   # write random tlb entry
> +     nop
>       tlbw_eret_hazard

I did previously object to a similar patch - why not fix tlbw_eret_hazard
instead.

  Ralf