From: Vincent Hanquez <vincent.hanquez@eu.citrix.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH] libxl: make libxl_wait_for_device_model not racy
Date: Wed, 23 Jun 2010 12:25:44 +0100 [thread overview]
Message-ID: <4C21EF38.10504@eu.citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1006231059110.22638@kaball-desktop>
On 23/06/10 12:15, Stefano Stabellini wrote:
> Hi all,
> at the moment libxl_wait_for_device_model waits on a xenstore watch
> before checking the current value of the xenstore node, that might
> contain already the value the function was looking for.
> This patch changes libxl_wait_for_device_model so that it checks the
> value of the xenstore node first, then waits for the watch.
>
> Signed-off-by: Stefano Stabellini<stefano.stabellini@eu.citrix.com>
>
xenstore watch automatically fire one time when you install them for
this exact same purpose. Is this patch actually solving any issue you saw ?
--
Vincent
next prev parent reply other threads:[~2010-06-23 11:25 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-23 11:15 [PATCH] libxl: make libxl_wait_for_device_model not racy Stefano Stabellini
2010-06-23 11:25 ` Vincent Hanquez [this message]
2010-06-23 13:15 ` Stefano Stabellini
2010-06-23 13:36 ` Vincent Hanquez
2010-06-23 16:03 ` Ian Jackson
2010-06-23 16:50 ` Jeremy Fitzhardinge
2010-06-23 16:52 ` Stefano Stabellini
2010-06-23 16:54 ` Jeremy Fitzhardinge
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