From: Jeff Dike <jdike@addtoit.com>
To: "Tsillas, Demetrios J" <jtsillas@enterasys.com>
Cc: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] remap_page_range
Date: Sat, 19 Mar 2005 15:15:40 -0500 [thread overview]
Message-ID: <200503192015.j2JKFexo002641@ccure.user-mode-linux.org> (raw)
In-Reply-To: Your message of "Thu, 17 Mar 2005 10:40:01 EST." <EAC7622167479948B614F8B9AD41C505ECA8F5@MAANDMBX2.ets.enterasys.com>
jtsillas@enterasys.com said:
> The kernel tries to read the value using the virtual address (offset
> from 0x271f0000) and gets back zeros. I've also tried look at the phys
> addr (offset from 0x1f1f0000) and that too is zeros.
Have a look at the process /proc/<pid>/maps on the host to see what it has
mapped in at 0x404e9000. The offset column is the offset into the VM file,
which is the physical address mapped in to that virtual address.
Jeff
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next parent reply other threads:[~2005-03-19 17:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <EAC7622167479948B614F8B9AD41C505ECA8F5@MAANDMBX2.ets.enterasys.com>
2005-03-19 20:15 ` Jeff Dike [this message]
2005-03-20 11:16 ` [uml-devel] remap_page_range Blaisorblade
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