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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
	"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Subject: Re: [Xen-devel] Re: [GIT PATCH v2 0/14] xen: events: cleanups + ween off nr_irqs
Date: Thu, 10 Mar 2011 19:38:41 -0500	[thread overview]
Message-ID: <20110311003841.GA3063@dumpdata.com> (raw)
In-Reply-To: <20110310225726.GA2983@dumpdata.com>

> I am having difficulties with passthrough of an USB device. Somehow the
> irq count is not going up at all (both in dom0 and domU) and it looks to
> be doing just simple polling. I've rebased the xen-pciback to be on top
> of your changes and apply cleanly. The whole lot is now in #master

I think your patchset breaks the 'xc_physdev_map_pirq' call. Looks like
libxl_pci.c reads from /sys/bus/pci/devices/<BDF>/irq to figure out what value
to pass. With these patches we wouldn't neccessarily pass in the right
PIRQ value. Any ideas?


  parent reply	other threads:[~2011-03-11  0:40 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-10 16:07 [GIT PATCH v2 0/14] xen: events: cleanups + ween off nr_irqs Ian Campbell
2011-03-10 16:08 ` [PATCH 01/14] xen: events: separate two unrelated halves of if condition Ian Campbell
2011-03-10 16:08 ` [PATCH 02/14] xen: events: fix xen_map_pirq_gsi error return Ian Campbell
2011-03-10 16:08 ` [PATCH 03/14] xen: events: simplify comment Ian Campbell
2011-03-10 16:08 ` [PATCH 04/14] xen: events: remove unused public functions Ian Campbell
2011-03-10 16:08 ` [PATCH 05/14] xen: events: rename restore_cpu_pirqs -> restore_pirqs Ian Campbell
2011-03-10 16:08 ` [PATCH 06/14] xen: events: refactor GSI pirq bindings functions Ian Campbell
2011-03-10 16:08 ` [PATCH 07/14] xen: events: use per-cpu variable for cpu_evtchn_mask Ian Campbell
2011-03-10 16:08 ` [PATCH 08/14] xen: events: turn irq_info constructors into initialiser functions Ian Campbell
2011-03-10 16:08 ` [PATCH 09/14] xen: events: push setup of irq<->{evtchn,ipi,virq,pirq} maps into irq_info init functions Ian Campbell
2011-03-10 16:08 ` [PATCH 10/14] xen: events: maintain a list of Xen interrupts Ian Campbell
2011-03-10 16:08 ` [PATCH 11/14] xen: events: dynamically allocate irq info structures Ian Campbell
2011-03-10 16:08 ` [PATCH 12/14] xen: events: remove use of nr_irqs as upper bound on number of pirqs Ian Campbell
2011-03-10 16:08 ` [PATCH 13/14] xen: events: do not workaround too-small nr_irqs Ian Campbell
2011-03-10 16:08 ` [PATCH 14/14] xen: events: propagate irq allocation failure instead of panicking Ian Campbell
2011-03-10 22:57 ` [GIT PATCH v2 0/14] xen: events: cleanups + ween off nr_irqs Konrad Rzeszutek Wilk
2011-03-10 23:23   ` Konrad Rzeszutek Wilk
2011-03-11  9:14     ` Ian Campbell
2011-03-11  0:38   ` Konrad Rzeszutek Wilk [this message]
2011-03-11  9:17     ` [Xen-devel] " Ian Campbell
2011-03-11  9:12   ` Ian Campbell
2011-03-11 11:24     ` [Xen-devel] " Ian Campbell
2011-03-11 13:28       ` Ian Campbell
2011-03-11 14:24         ` Ian Campbell
2011-03-11 14:32           ` Ian Campbell
2011-03-11 14:46             ` Ian Campbell
2011-03-11 14:29         ` Konrad Rzeszutek Wilk
2011-03-11 14:46           ` Ian Campbell

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