All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ronald G Minnich <rminnich@lanl.gov>
To: Keir Fraser <Keir.Fraser@cl.cam.ac.uk>
Cc: xen-devel Devel <xen-devel@lists.xensource.com>,
	"Dong, Eddie" <eddie.dong@intel.com>,
	"Nakajima, Jun" <jun.nakajima@intel.com>
Subject: Re: [Patch]  time resolution fix.
Date: Mon, 20 Mar 2006 08:55:40 -0700	[thread overview]
Message-ID: <441ED07C.4050908@lanl.gov> (raw)
In-Reply-To: <a2573c9ce72077ab7cd19cba23ce92af@cl.cam.ac.uk>

Keir Fraser wrote:

> Well, freezing the TSC while a guest is descheduled is not very nice at 
> all, but I can imagine it stops you getting time went backwards messages 
> if you are also forcibly re-setting the TSC on PIT ticks. :-)

I think freezing the TSC is probably a very bad idea for guests. I 
really do want to know what's going on.


> In summary, I'm not sure about this patch. I feel that if I take it I'm 
> encouraging 'onward and upward' development without spending the time to 
> make sure fundamental abstractions like time are designed and 
> implemented soundly.

I think you should heed your intuition ... it's usually quite solid!

thanks

ron

  parent reply	other threads:[~2006-03-20 15:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-17 16:11 [Patch] time resolution fix Dong, Eddie
2006-03-19 14:28 ` Keir Fraser
2006-03-19 14:58   ` Keir Fraser
2006-03-20 15:55   ` Ronald G Minnich [this message]
  -- strict thread matches above, loose matches on Subject: below --
2006-03-20 23:55 Dong, Eddie
2006-03-20 16:08 Dong, Eddie
2006-03-20 16:48 ` Keir Fraser
2006-03-17 14:39 Dong, Eddie
2006-03-17 15:37 ` Keir Fraser

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=441ED07C.4050908@lanl.gov \
    --to=rminnich@lanl.gov \
    --cc=Keir.Fraser@cl.cam.ac.uk \
    --cc=eddie.dong@intel.com \
    --cc=jun.nakajima@intel.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.