diff options
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/balloon.c | 4 | ||||
| -rw-r--r-- | drivers/xen/events.c | 13 | ||||
| -rw-r--r-- | drivers/xen/evtchn.c | 1 |
3 files changed, 7 insertions, 11 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index f5bbd9e83416..1b7123eb5d7b 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -96,11 +96,7 @@ static struct balloon_stats balloon_stats; /* We increase/decrease in batches which fit in a page */ static unsigned long frame_list[PAGE_SIZE / sizeof(unsigned long)]; -/* VM /proc information for memory */ -extern unsigned long totalram_pages; - #ifdef CONFIG_HIGHMEM -extern unsigned long totalhigh_pages; #define inc_totalhigh_pages() (totalhigh_pages++) #define dec_totalhigh_pages() (totalhigh_pages--) #else diff --git a/drivers/xen/events.c b/drivers/xen/events.c index abad71b1632b..2f57276e87a2 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: diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c index af031950f9b1..79bedba44fee 100644 --- a/drivers/xen/evtchn.c +++ b/drivers/xen/evtchn.c @@ -38,7 +38,6 @@ #include <linux/string.h> #include <linux/errno.h> #include <linux/fs.h> -#include <linux/errno.h> #include <linux/miscdevice.h> #include <linux/major.h> #include <linux/proc_fs.h> |