From: Samuel Thibault <samuel.thibault@ens-lyon.org>
To: listmail <listmail@triad.rr.com>
Cc: xen-devel@lists.xensource.com,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: pv-grub boot hangs when iommu=soft. Booting kernel directly with the flags works
Date: Wed, 7 Apr 2010 18:57:39 +0200 [thread overview]
Message-ID: <20100407165739.GD4920@const.bordeaux.inria.fr> (raw)
In-Reply-To: <4BBCB87F.4080502@triad.rr.com>
listmail, le Wed 07 Apr 2010 12:53:19 -0400, a écrit :
> "If the 'iommu=soft swiotlb=force' is removed it boots"
>
> but in actuality, "switotlb=force" can be left in and it boots ok as well.
> From what I've see it is only when having "iommu=soft" added in that
> exposes the issue.
Ok, so the problem really is the combination of pv-grub and iommu=soft.
> I understand that you have communicated that you don't have time for
> this in near future and I respect that, however, if there is something
> specific to try that would shed more light on the issue then let me
> know.
I have no idea off-hand. In "I don't have time in the near future", I
mean that other people could perhaps have a closer look at the issue...
Samuel
next prev parent reply other threads:[~2010-04-07 16:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-05 22:03 pv-grub boot hangs when iommu=soft. Booting kernel directly with the flags works listmail
2010-04-05 22:18 ` Konrad Rzeszutek Wilk
2010-04-06 0:25 ` Samuel Thibault
2010-04-07 16:24 ` Konrad Rzeszutek Wilk
2010-04-07 16:33 ` Samuel Thibault
2010-04-07 16:53 ` listmail
2010-04-07 16:57 ` Samuel Thibault [this message]
2010-07-06 16:06 ` Bruce Edge
2010-07-06 16:24 ` Richie
2010-07-06 18:54 ` Bruce Edge
2010-07-09 13:57 ` Konrad Rzeszutek Wilk
2010-07-06 16:42 ` pv-grub boot hangs when iommu=soft. Booting kernel directly with the flags works. MiniOS screws around with page flags Konrad Rzeszutek Wilk
2010-07-06 21:36 ` Richie
2010-07-07 13:25 ` Konrad Rzeszutek Wilk
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=20100407165739.GD4920@const.bordeaux.inria.fr \
--to=samuel.thibault@ens-lyon.org \
--cc=konrad.wilk@oracle.com \
--cc=listmail@triad.rr.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).