WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

RE: [Xen-devel] [PATCH] Add RCU support into Xen - Repost

To: "Santos, Jose Renato G" <joserenato.santos@xxxxxx>, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] [PATCH] Add RCU support into Xen - Repost
From: "Santos, Jose Renato G" <joserenato.santos@xxxxxx>
Date: Thu, 1 Feb 2007 15:25:19 -0600
Cc: "Turner, Yoshio" <yoshio_turner@xxxxxx>, Jose Renato Santos <jsantos@xxxxxxxxxx>, G John Janakiraman <john@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Thu, 01 Feb 2007 13:24:59 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <08CA2245AFCF444DB3AC415E47CC40AF716C3D@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <08CA2245AFCF444DB3AC415E47CC40AF6D4803@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> <C1E7DB96.8B37%Keir.Fraser@xxxxxxxxxxxx> <08CA2245AFCF444DB3AC415E47CC40AF716C3D@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: Acc5z5YIiS/CKex/Tb+azW+82olglwHqc/i/AMlxYuAAA1KFSgAAfs+1AAP4hbAAWy9ztQAEd3XwAAKUH4A=
Thread-topic: [Xen-devel] [PATCH] Add RCU support into Xen - Repost
 

> -----Original Message-----
> From: Santos, Jose Renato G 
> Sent: Thursday, February 01, 2007 12:16 PM
> To: Keir Fraser; xen-devel@xxxxxxxxxxxxxxxxxxx
> Cc: Turner, Yoshio; Jose Renato Santos; G John Janakiraman
> Subject: RE: [Xen-devel] [PATCH] Add RCU support into Xen - Repost
> 
>  
> 
> > -----Original Message-----
> > From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx]
> > Sent: Thursday, February 01, 2007 10:02 AM
> > To: Santos, Jose Renato G; xen-devel@xxxxxxxxxxxxxxxxxxx
> > Cc: Turner, Yoshio; Jose Renato Santos; G John Janakiraman
> > Subject: Re: [Xen-devel] [PATCH] Add RCU support into Xen - Repost
> > 
> > On 30/1/07 22:46, "Santos, Jose Renato G" 
> > <joserenato.santos@xxxxxx> wrote:
> > 
> > >   That is a good idea, although I would prefer if we could
> > find better
> > > names for the rcu functions. Get/put may give the wrong 
> impression 
> > > that a reference counter is being incremented/decremented
> > which would
> > > not be the case. It could also give the wrong impression that the 
> > > matching "put" could be invoked any time later which may
> > leave us with
> > > an invalid domain pointer (if the pointer is kept beyond
> > the current
> > > Xen invocation). What about
> > > "find_domain_rcu()"/"end_find_domain_rcu()" ?
> > 
> > Find_domain_by_id_rcu()/end_domain_rcu()?
> > 
>  
>   Do we really need to have "by_id" on the name? Isn't 
> find_domain_rcu() clear enough?
>   After all, from the function definition it should be clear 
> that it takes a domid as parameter.
>   I like end_domain_rcu().
>   Renato
> 

  Another possibility could be
find_domain_rcu_lock()/domain_rcu_unlock()
  Just pick your favorite and I will go with it
  Thanks
  Renato

> >  -- Keir
> > 
> > 
> > 
> 

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel