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Subject[PATCH 01/14] xen: events: separate two unrelated halves of if condition
Date
Clarifies which bit the comment applies to.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
---
drivers/xen/events.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 6befe62..684b095 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -1143,10 +1143,14 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu)
struct evtchn_bind_vcpu bind_vcpu;
int evtchn = evtchn_from_irq(irq);

- /* events delivered via platform PCI interrupts are always
- * routed to vcpu 0 */
- if (!VALID_EVTCHN(evtchn) ||
- (xen_hvm_domain() && !xen_have_vector_callback))
+ if (!VALID_EVTCHN(evtchn))
+ return -1;
+
+ /*
+ * Events delivered via platform PCI interrupts are always
+ * routed to vcpu 0 and hence cannot be rebound.
+ */
+ if (xen_hvm_domain() && !xen_have_vector_callback)
return -1;

/* Send future instances of this interrupt to other vcpu. */
--
1.5.6.5


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