Messages in this thread Patch in this message | | | Date | Thu, 10 Mar 2011 00:38:52 -0500 | From | Konrad Rzeszutek Wilk <> | Subject | Re: [PATCH 14/14] xen: events: propagate irq allocation failure instead of panicking |
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On Wed, Mar 09, 2011 at 05:41:26PM +0000, Ian Campbell wrote: > Running out of IRQs need not be fatal to the machine as a whole.
Do the backends/frontends deal with this appropiately? > > Signed-off-by: Ian Campbell <ian.campbell@citrix.com> > Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> > Cc: Jeremy Fitzhardinge <jeremy@goop.org> > --- > drivers/xen/events.c | 22 ++++++++++++++-------- > 1 files changed, 14 insertions(+), 8 deletions(-) > > diff --git a/drivers/xen/events.c b/drivers/xen/events.c > index 51c6a5b..c6f2a2e 100644 > --- a/drivers/xen/events.c > +++ b/drivers/xen/events.c > @@ -406,7 +406,7 @@ static void xen_irq_init(unsigned irq) > list_add_tail(&info->list, &xen_irq_list_head); > } > > -static int xen_allocate_irq_dynamic(void) > +static int __must_check xen_allocate_irq_dynamic(void)
What is the '__must_check' for?
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