On Thu, Feb 28, 2019 at 11:08:37AM +0100, Roger Pau Monné wrote:
> On Mon, Feb 25, 2019 at 12:14:02AM +0100, Marek Marczykowski-Górecki wrote:
> > On Mon, Dec 17, 2018 at 05:09:19PM +0100, Roger Pau Monné wrote:
> > > On Mon, Dec 17, 2018 at 02:42:23PM +, Paul Durrant wrote:
> > > > I suspect
On Mon, Feb 25, 2019 at 12:14:02AM +0100, Marek Marczykowski-Górecki wrote:
> On Mon, Dec 17, 2018 at 05:09:19PM +0100, Roger Pau Monné wrote:
> > On Mon, Dec 17, 2018 at 02:42:23PM +, Paul Durrant wrote:
> > > I suspect I must be remembering a XenServer-specific hack^Wpatch then.
> > > I'd
; > > Cc: Marek Marczykowski-Górecki ; xen-
> > > devel ; Wei Liu
> > > Subject: Re: [Xen-devel] Race condition on device add hanling in xl devd
> > >
> > > On Mon, Dec 17, 2018 at 01:11:11PM +, Paul Durrant wrote:
> > > > > -Original Mess
o: Marek Marczykowski-Górecki
> > > > Cc: xen-devel ; Wei Liu
> > > > ; Paul Durrant
> > > > Subject: Re: [Xen-devel] Race condition on device add hanling in xl
> > devd
> > > >
> > > > On Mon, Dec 17, 2018 at 01:23:15PM +0100, M
On Mon, Dec 17, 2018 at 02:23:41PM +0100, Marek Marczykowski-Górecki wrote:
> On Mon, Dec 17, 2018 at 02:05:34PM +0100, Roger Pau Monné wrote:
> > On Mon, Dec 17, 2018 at 01:23:15PM +0100, Marek Marczykowski-Górecki wrote:
> > > On Mon, Dec 17, 2018 at 01:18:55PM +0100, Roger Pau Monné wrote:
> >
> -Original Message-
> From: Roger Pau Monne
> Sent: 17 December 2018 14:32
> To: Paul Durrant
> Cc: Marek Marczykowski-Górecki ; xen-
> devel ; Wei Liu
> Subject: Re: [Xen-devel] Race condition on device add hanling in xl devd
>
> On Mon, Dec 17, 2018 at 01:
On Mon, Dec 17, 2018 at 01:11:11PM +, Paul Durrant wrote:
> > -Original Message-
> > From: Roger Pau Monne
> > Sent: 17 December 2018 13:06
> > To: Marek Marczykowski-Górecki
> > Cc: xen-devel ; Wei Liu
> > ; Paul Durrant
> > Subject: Re
On Mon, Dec 17, 2018 at 02:05:34PM +0100, Roger Pau Monné wrote:
> On Mon, Dec 17, 2018 at 01:23:15PM +0100, Marek Marczykowski-Górecki wrote:
> > On Mon, Dec 17, 2018 at 01:18:55PM +0100, Roger Pau Monné wrote:
> > > On Mon, Dec 17, 2018 at 01:00:01PM +0100, Marek Marczykowski-Górecki
> > >
> -Original Message-
> From: Roger Pau Monne
> Sent: 17 December 2018 13:06
> To: Marek Marczykowski-Górecki
> Cc: xen-devel ; Wei Liu
> ; Paul Durrant
> Subject: Re: [Xen-devel] Race condition on device add hanling in xl devd
>
> On Mon, Dec 17, 2018
On Mon, Dec 17, 2018 at 01:23:15PM +0100, Marek Marczykowski-Górecki wrote:
> On Mon, Dec 17, 2018 at 01:18:55PM +0100, Roger Pau Monné wrote:
> > On Mon, Dec 17, 2018 at 01:00:01PM +0100, Marek Marczykowski-Górecki wrote:
> > > On Mon, Dec 17, 2018 at 10:40:59AM +0100, Roger Pau Monné wrote:
> >
On Mon, Dec 17, 2018 at 01:18:55PM +0100, Roger Pau Monné wrote:
> On Mon, Dec 17, 2018 at 01:00:01PM +0100, Marek Marczykowski-Górecki wrote:
> > On Mon, Dec 17, 2018 at 10:40:59AM +0100, Roger Pau Monné wrote:
> > > On Sun, Dec 16, 2018 at 02:47:43AM +0100, Marek Marczykowski-Górecki
> > >
On Mon, Dec 17, 2018 at 01:00:01PM +0100, Marek Marczykowski-Górecki wrote:
> On Mon, Dec 17, 2018 at 10:40:59AM +0100, Roger Pau Monné wrote:
> > On Sun, Dec 16, 2018 at 02:47:43AM +0100, Marek Marczykowski-Górecki wrote:
> > > A workaround could be implemented in hotplug script itself - wait for
On Mon, Dec 17, 2018 at 10:40:59AM +0100, Roger Pau Monné wrote:
> On Sun, Dec 16, 2018 at 02:47:43AM +0100, Marek Marczykowski-Górecki wrote:
> > Hi,
> >
> > I've found a race condition with handling new devices in driver domain.
> > xl devd calls hotplug script when new device is detected in
On Sun, Dec 16, 2018 at 02:47:43AM +0100, Marek Marczykowski-Górecki wrote:
> Hi,
>
> I've found a race condition with handling new devices in driver domain.
> xl devd calls hotplug script when new device is detected in xenstore. At
> the same time, asynchronously, kernel create actual backend
Hi,
I've found a race condition with handling new devices in driver domain.
xl devd calls hotplug script when new device is detected in xenstore. At
the same time, asynchronously, kernel create actual backend device (vif
in my case). In rare circumstances (especially under high system load)
it
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