[lkml]   [2001]   [Sep]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Athlon: Try this (was: Re: Athlon bug stomping #2)
On Sun, Sep 16, 2001 at 09:21:49AM +0200, Steffen Persvold wrote:
> I also have a question; if "movntq; sfence" type of memory copy can cause data
> corruption in kernel space, it can in theory also do so in user space right ?
> So, if I'm right this bug could also be on machines running a 2.2 kernel with
> userspace programs using 3DNow (or SSE even) instructions.

Sure. I did crash a computer running an old kernel (not 2.2 but
2.4.0-testX without the optimised fast_copy_page) from a non-privileged
user space program containing the same code as the optimised fast_copy_page.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:03    [W:0.101 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site