The function tick_check_replacement() is the combination of tick_check_percpu() and tick_check_preferred(). It make the code easy to understand to use the self-described one function.
Signed-off-by: Wang Wensheng <wangwenshe...@huawei.com> --- kernel/time/tick-common.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index 9d3a225..e15bc0e 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -348,12 +348,7 @@ void tick_check_new_device(struct clock_event_device *newdev) td = &per_cpu(tick_cpu_device, cpu); curdev = td->evtdev; - /* cpu local device ? */ - if (!tick_check_percpu(curdev, newdev, cpu)) - goto out_bc; - - /* Preference decision */ - if (!tick_check_preferred(curdev, newdev)) + if (!tick_check_replacement(curdev, newdev)) goto out_bc; if (!try_module_get(newdev->owner)) -- 2.9.4