From: Joanna Rutkowska <joanna@invisiblethingslab.com>
To: Jan Beulich <JBeulich@novell.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH] VT-d/ATS: misc fixes
Date: Tue, 18 Jan 2011 22:19:48 +0100 [thread overview]
Message-ID: <4D3603F4.1050107@invisiblethingslab.com> (raw)
In-Reply-To: <4D358869020000780002CDB4@vpn.id2.novell.com>
[-- Attachment #1.1: Type: text/plain, Size: 707 bytes --]
On 01/18/11 12:32, Jan Beulich wrote:
> First of all there were three places potentially de-referencing NULL
> (two after an allocation failure, and one after a failed lookup).
>
> Second, if ATS_ENABLE was already set, the device would not have got
> added to the ats_devices list, potentially resulting in
> dev_invalidate_iotlb() doing an incomplete job.
>
> Signed-off-by: Jan Beulich <jbeulich@novell.com>
>
Jan,
Please excuse the slightly off-topic question, but I'm very curious to
know where one can find ATS-enabled hardware? Is it the new Sandy Bridge
platforms that support ATS, or is it some developers hardware (i.e. not
available for mere mortals)?
Thanks,
joanna.
[-- Attachment #1.2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 518 bytes --]
[-- Attachment #2: Type: text/plain, Size: 138 bytes --]
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel
prev parent reply other threads:[~2011-01-18 21:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-18 11:32 [PATCH] VT-d/ATS: misc fixes Jan Beulich
2011-01-18 21:19 ` Joanna Rutkowska [this message]
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=4D3603F4.1050107@invisiblethingslab.com \
--to=joanna@invisiblethingslab.com \
--cc=JBeulich@novell.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.