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/
Home Products Support Community News


Re: [Xen-devel] use xs_watch from userspace and use epoll instead of sel

To: "v.tolstov@xxxxxxxxx" <v.tolstov@xxxxxxxxx>
Subject: Re: [Xen-devel] use xs_watch from userspace and use epoll instead of select
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Fri, 3 Jun 2011 13:13:59 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Fri, 03 Jun 2011 05:14:39 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <1307102689.15777.3.camel@vase>
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/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Organization: Citrix Systems, Inc.
References: <1307102689.15777.3.camel@vase>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
On Fri, 2011-06-03 at 13:04 +0100, Vasiliy G Tolstov wrote:
> Hello. I have some examples of usage xs_watch in userspace that contains
> loop with select function usage. If i use epoll, no events returned from
> epoll_wait...
> Does it matter to use select from fd that used for watch?
> epoll fd added with ev.events = (EPOLLIN | EPOLLPRI | EPOLLONESHOT);

I think you need to provide an example of the code which doesn't work.


Xen-devel mailing list