Re: RM7k cache_flush_sigtramp

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

On Thu, Jul 31, 2003 at 09:56:08AM +0800, Fuxin Zhang wrote:
> Date: Thu, 31 Jul 2003 09:56:08 +0800
> From: Fuxin Zhang <fxzhang@ict.ac.cn>
> To:   MAKE FUN PRANK CALLS <linux-mips@linux-mips.org>
        ^^^^^^^^^^^^^^^^^^^^

Funny name for the list :-)

> r4k_cache_flush_sigtrap seems not enough for RM7000 cpus because
> there is a writebuffer between L1 dcache & L2 cache,so the written back
> block may not be seen by icache. This small patch fixes crashes of my
> Xserver on ev64240.

It would seem a similar fix is also needed in other places then?

  Ralf