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回覆: Memory corruption

To: Ralf Baechle <ralf@uni-koblenz.de>, "'Harald Koerfgen'" <Harald.Koerfgen@home.ivm.de>
Subject: 回覆: Memory corruption
From: jmt <kevin@idns.gv.com.tw>
Date: Thu, 8 Jul 1999 10:03:30 +0800
Cc: "linux-mips@vger.rutgers.edu" <linux-mips@vger.rutgers.edu>, "linux-mips@fnet.fr" <linux-mips@fnet.fr>, "linux@engr.sgi.com" <linux@engr.sgi.com>, Ulf Carlsson <ulfc@thepuffingroup.com>, "William J. Earl" <wje@fir.engr.sgi.com>
Im looking forward to this fix
Thx in advanced!^_^ ralf,harald

----------
寄件者:  Harald Koerfgen
傳送日期:  1999年7月8日 AM 05:09
收件者 Ralf Baechle
副本:  linux-mips@vger.rutgers.edu; linux-mips@fnet.fr; linux@engr.sgi.com; Ulf 
Carlsson; William J. Earl
主旨:  Re: Memory corruption


On 06-Jul-99 Ralf Baechle wrote:
> I've received a report from some person who is working on his own R3081
> port.  He also observes data corruption and suspects reading of swapped
> pages is causing that.

That's definitely true for R3k DECstations, and no, flushing the icache in
flush_tlb_page() does not help. I have added cacheflushing to all tlb routines,
copy_page and even rw_swap_page_base() and swap_after_unlock_page() without
success.

Any ideas?
---
Regards,
Harald

P.S.: I'll be on vacation until July 18th so this has twait a little bit :-)

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