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Revert "xen/events/fifo: Handle linked events when closing a port"

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This reverts commit fcdf31a7c1.

This was causing a WARNING whenever a PIRQ was closed since
shutdown_pirq() is called with irqs disabled.

Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Cc: <stable@vger.kernel.org>
This commit is contained in:
David Vrabel
2015-08-10 18:11:06 +01:00
parent fc5fee86bd
commit ad6cd7bafc
3 changed files with 9 additions and 53 deletions
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10
drivers/xen/events/events_base.c
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@@ -452,12 +452,10 @@ static void xen_free_irq(unsigned irq)
irq_free_desc(irq);
}
static void xen_evtchn_close(unsigned int port, unsigned int cpu)
static void xen_evtchn_close(unsigned int port)
{
struct evtchn_close close;
xen_evtchn_op_close(port, cpu);
close.port = port;
if (HYPERVISOR_event_channel_op(EVTCHNOP_close, &close) != 0)
BUG();
@@ -546,7 +544,7 @@ out:
err:
pr_err("irq%d: Failed to set port to irq mapping (%d)\n", irq, rc);
xen_evtchn_close(evtchn, NR_CPUS);
xen_evtchn_close(evtchn);
return 0;
}
@@ -567,7 +565,7 @@ static void shutdown_pirq(struct irq_data *data)
return;
mask_evtchn(evtchn);
xen_evtchn_close(evtchn, cpu_from_evtchn(evtchn));
xen_evtchn_close(evtchn);
xen_irq_info_cleanup(info);
}
@@ -611,7 +609,7 @@ static void __unbind_from_irq(unsigned int irq)
if (VALID_EVTCHN(evtchn)) {
unsigned int cpu = cpu_from_irq(irq);
xen_evtchn_close(evtchn, cpu);
xen_evtchn_close(evtchn);
switch (type_from_irq(irq)) {
case IRQT_VIRQ: