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authorTejun Heo <tj@kernel.org>2009-09-15 09:57:19 +0900
committerTejun Heo <tj@kernel.org>2009-09-15 09:57:19 +0900
commit5579fd7e6aed8860ea0c8e3f11897493153b10ad (patch)
tree8f797ccd0f1a2c88f1605ae9e90b3ac17485de27 /drivers/xen
parent04a13c7c632e1fe04a5f6e6c83565d2559e37598 (diff)
parentc2a7e818019f20a5cf7fb26a6eb59e212e6c0cd8 (diff)
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Merge branch 'for-next' into for-linus
* pcpu_chunk_page_occupied() doesn't exist in for-next. * pcpu_chunk_addr_search() updated to use raw_smp_processor_id(). Conflicts: mm/percpu.c
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/events.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index abad71b..2f57276 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -47,10 +47,10 @@
static DEFINE_SPINLOCK(irq_mapping_update_lock);
/* IRQ <-> VIRQ mapping. */
-static DEFINE_PER_CPU(int, virq_to_irq[NR_VIRQS]) = {[0 ... NR_VIRQS-1] = -1};
+static DEFINE_PER_CPU(int [NR_VIRQS], virq_to_irq) = {[0 ... NR_VIRQS-1] = -1};
/* IRQ <-> IPI mapping */
-static DEFINE_PER_CPU(int, ipi_to_irq[XEN_NR_IPIS]) = {[0 ... XEN_NR_IPIS-1] = -1};
+static DEFINE_PER_CPU(int [XEN_NR_IPIS], ipi_to_irq) = {[0 ... XEN_NR_IPIS-1] = -1};
/* Interrupt types. */
enum xen_irq_type {
@@ -602,6 +602,8 @@ irqreturn_t xen_debug_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static DEFINE_PER_CPU(unsigned, xed_nesting_count);
+
/*
* Search the CPUs pending events bitmasks. For each one found, map
* the event number to an irq, and feed it into do_IRQ() for
@@ -617,7 +619,6 @@ void xen_evtchn_do_upcall(struct pt_regs *regs)
struct pt_regs *old_regs = set_irq_regs(regs);
struct shared_info *s = HYPERVISOR_shared_info;
struct vcpu_info *vcpu_info = __get_cpu_var(xen_vcpu);
- static DEFINE_PER_CPU(unsigned, nesting_count);
unsigned count;
exit_idle();
@@ -628,7 +629,7 @@ void xen_evtchn_do_upcall(struct pt_regs *regs)
vcpu_info->evtchn_upcall_pending = 0;
- if (__get_cpu_var(nesting_count)++)
+ if (__get_cpu_var(xed_nesting_count)++)
goto out;
#ifndef CONFIG_X86 /* No need for a barrier -- XCHG is a barrier on x86. */
@@ -653,8 +654,8 @@ void xen_evtchn_do_upcall(struct pt_regs *regs)
BUG_ON(!irqs_disabled());
- count = __get_cpu_var(nesting_count);
- __get_cpu_var(nesting_count) = 0;
+ count = __get_cpu_var(xed_nesting_count);
+ __get_cpu_var(xed_nesting_count) = 0;
} while(count != 1);
out: