diff options
Diffstat (limited to 'drivers/xen/events.c')
| -rw-r--r-- | drivers/xen/events.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 036343ba204e..33167b43ac7e 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c | |||
| @@ -5,7 +5,7 @@ | |||
| 5 | * domain gets 1024 event channels, but NR_IRQ is not that large, we | 5 | * domain gets 1024 event channels, but NR_IRQ is not that large, we |
| 6 | * must dynamically map irqs<->event channels. The event channels | 6 | * must dynamically map irqs<->event channels. The event channels |
| 7 | * interface with the rest of the kernel by defining a xen interrupt | 7 | * interface with the rest of the kernel by defining a xen interrupt |
| 8 | * chip. When an event is recieved, it is mapped to an irq and sent | 8 | * chip. When an event is received, it is mapped to an irq and sent |
| 9 | * through the normal interrupt processing path. | 9 | * through the normal interrupt processing path. |
| 10 | * | 10 | * |
| 11 | * There are four kinds of events which can be mapped to an event | 11 | * There are four kinds of events which can be mapped to an event |
| @@ -416,7 +416,7 @@ static int __must_check xen_allocate_irq_dynamic(void) | |||
| 416 | #ifdef CONFIG_X86_IO_APIC | 416 | #ifdef CONFIG_X86_IO_APIC |
| 417 | /* | 417 | /* |
| 418 | * For an HVM guest or domain 0 which see "real" (emulated or | 418 | * For an HVM guest or domain 0 which see "real" (emulated or |
| 419 | * actual repectively) GSIs we allocate dynamic IRQs | 419 | * actual respectively) GSIs we allocate dynamic IRQs |
| 420 | * e.g. those corresponding to event channels or MSIs | 420 | * e.g. those corresponding to event channels or MSIs |
| 421 | * etc. from the range above those "real" GSIs to avoid | 421 | * etc. from the range above those "real" GSIs to avoid |
| 422 | * collisions. | 422 | * collisions. |
| @@ -912,8 +912,7 @@ int bind_evtchn_to_irqhandler(unsigned int evtchn, | |||
| 912 | unsigned long irqflags, | 912 | unsigned long irqflags, |
| 913 | const char *devname, void *dev_id) | 913 | const char *devname, void *dev_id) |
| 914 | { | 914 | { |
| 915 | unsigned int irq; | 915 | int irq, retval; |
| 916 | int retval; | ||
| 917 | 916 | ||
| 918 | irq = bind_evtchn_to_irq(evtchn); | 917 | irq = bind_evtchn_to_irq(evtchn); |
| 919 | if (irq < 0) | 918 | if (irq < 0) |
| @@ -955,8 +954,7 @@ int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu, | |||
| 955 | irq_handler_t handler, | 954 | irq_handler_t handler, |
| 956 | unsigned long irqflags, const char *devname, void *dev_id) | 955 | unsigned long irqflags, const char *devname, void *dev_id) |
| 957 | { | 956 | { |
| 958 | unsigned int irq; | 957 | int irq, retval; |
| 959 | int retval; | ||
| 960 | 958 | ||
| 961 | irq = bind_virq_to_irq(virq, cpu); | 959 | irq = bind_virq_to_irq(virq, cpu); |
| 962 | if (irq < 0) | 960 | if (irq < 0) |
