From: "Jan Beulich" <JBeulich@novell.com>
To: Dan Gora <dan.gora@gmail.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: PCI BAR register space written with garbage in HVM guest.
Date: Tue, 16 Mar 2010 15:54:34 +0000 [thread overview]
Message-ID: <4B9FB7CA020000780003534E@vpn.id2.novell.com> (raw)
In-Reply-To: <20100316152040.GA28821@phenom.dumpdata.com>
>>> Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 16.03.10 16:20 >>>
>The Hypervisor gets "trapped" when an outb is made (look for
>emulate_privileged_op function and specifically out).
No, that's only the path taken for pv guests. HVM guests use special
exit events for trapping I/O instructions.
Jan
next prev parent reply other threads:[~2010-03-16 15:54 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-16 1:09 PCI BAR register space written with garbage in HVM guest Dan Gora
2010-03-16 1:48 ` Konrad Rzeszutek Wilk
2010-03-16 2:55 ` Dan Gora
2010-03-16 10:27 ` Jan Beulich
2010-03-16 15:20 ` Konrad Rzeszutek Wilk
2010-03-16 15:54 ` Jan Beulich [this message]
2010-03-16 10:24 ` Jan Beulich
2010-03-17 0:14 ` Dan Gora
2010-03-17 2:46 ` Konrad Rzeszutek Wilk
2010-03-17 3:31 ` Dan Gora
2010-03-18 2:14 ` Dan Gora
[not found] ` <20100318143207.GF14445@phenom.dumpdata.com>
2010-03-18 18:27 ` Dan Gora
2010-03-18 18:10 ` Konrad Rzeszutek Wilk
2010-03-18 19:56 ` Dan Gora
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4B9FB7CA020000780003534E@vpn.id2.novell.com \
--to=jbeulich@novell.com \
--cc=dan.gora@gmail.com \
--cc=konrad.wilk@oracle.com \
--cc=xen-devel@lists.xensource.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).