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    Subject[PATCH 09/24] NULL noise: arch/x86/xen/smp.c
    Date
    From: Hannes Eder <hannes@hanneseder.net>

    Fix this sparse warnings:
    arch/x86/xen/smp.c:316:52: warning: Using plain integer as NULL pointer
    arch/x86/xen/smp.c:421:60: warning: Using plain integer as NULL pointer

    Signed-off-by: Hannes Eder <hannes@hanneseder.net>
    Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
    ---
    arch/x86/xen/smp.c | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
    index 8d47056..304d832 100644
    --- a/arch/x86/xen/smp.c
    +++ b/arch/x86/xen/smp.c
    @@ -317,7 +317,7 @@ static int __cpuinit xen_cpu_up(unsigned int cpu)
    BUG_ON(rc);

    while(per_cpu(cpu_state, cpu) != CPU_ONLINE) {
    - HYPERVISOR_sched_op(SCHEDOP_yield, 0);
    + HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
    barrier();
    }

    @@ -422,7 +422,7 @@ static void xen_smp_send_call_function_ipi(const struct cpumask *mask)
    /* Make sure other vcpus get a chance to run if they need to. */
    for_each_cpu(cpu, mask) {
    if (xen_vcpu_stolen(cpu)) {
    - HYPERVISOR_sched_op(SCHEDOP_yield, 0);
    + HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
    break;
    }
    }
    --
    1.6.0.6


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