Showing error 879

User: Jiri Slaby
Error type: Resource Leak
Error type description: The code omits to put the resource to the system for reuse
File location: arch/x86/xen/smp.c
Line in file: 68
Project: Linux Kernel
Project version: 2.6.28
Tools: Stanse (1.2)
Entered: 2011-11-07 22:40:13 UTC

Source: 

 38static DEFINE_PER_CPU(int, resched_irq);
 39static DEFINE_PER_CPU(int, callfunc_irq);
 40static DEFINE_PER_CPU(int, callfuncsingle_irq);
 41static DEFINE_PER_CPU(int, debug_irq) = -1;
 42
 43static irqreturn_t xen_call_function_interrupt(int irq, void *dev_id);
 44static irqreturn_t xen_call_function_single_interrupt(int irq, void *dev_id);
 45
 46/*
 47 * Reschedule call back. Nothing to do,
 48 * all the work is done automatically when
 49 * we return from the interrupt.
 50 */
 51static irqreturn_t xen_reschedule_interrupt(int irq, void *dev_id)
 52{
 53#ifdef CONFIG_X86_32
 54        __get_cpu_var(irq_stat).irq_resched_count++;
 55#else
 56        add_pda(irq_resched_count, 1);
 57#endif
 58
 59        return IRQ_HANDLED;
 60}
 61
 62static __cpuinit void cpu_bringup(void)
 63{
 64        int cpu = smp_processor_id();
 65
 66        cpu_init();
 67        touch_softlockup_watchdog();
 68        preempt_disable();
 69
 70        xen_enable_sysenter();
 71        xen_enable_syscall();
 72
 73        cpu = smp_processor_id();
 74        smp_store_cpu_info(cpu);
 75        cpu_data(cpu).x86_max_cores = 1;
 76        set_cpu_sibling_map(cpu);
 77
 78        xen_setup_cpu_clockevents();
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