Remove unused quiet_vmstat function. Signed-off-by: Marcelo Tosatti --- include/linux/vmstat.h | 1 - mm/vmstat.c | 25 ------------------------- 2 files changed, 26 deletions(-) Index: linux-2.6-git-disable-vmstat-worker/include/linux/vmstat.h =================================================================== --- linux-2.6-git-disable-vmstat-worker.orig/include/linux/vmstat.h 2017-04-24 18:52:42.957724687 -0300 +++ linux-2.6-git-disable-vmstat-worker/include/linux/vmstat.h 2017-04-24 18:53:15.086793496 -0300 @@ -233,7 +233,6 @@ extern void __dec_zone_state(struct zone *, enum zone_stat_item); extern void __dec_node_state(struct pglist_data *, enum node_stat_item); -void quiet_vmstat(void); void cpu_vm_stats_fold(int cpu); void refresh_zone_stat_thresholds(void); Index: linux-2.6-git-disable-vmstat-worker/mm/vmstat.c =================================================================== --- linux-2.6-git-disable-vmstat-worker.orig/mm/vmstat.c 2017-04-24 18:52:42.957724687 -0300 +++ linux-2.6-git-disable-vmstat-worker/mm/vmstat.c 2017-04-24 18:53:53.075874785 -0300 @@ -1657,31 +1657,6 @@ } /* - * Switch off vmstat processing and then fold all the remaining differentials - * until the diffs stay at zero. The function is used by NOHZ and can only be - * invoked when tick processing is not active. - */ -void quiet_vmstat(void) -{ - if (system_state != SYSTEM_RUNNING) - return; - - if (!delayed_work_pending(this_cpu_ptr(&vmstat_work))) - return; - - if (!need_update(smp_processor_id())) - return; - - /* - * Just refresh counters and do not care about the pending delayed - * vmstat_update. It doesn't fire that often to matter and canceling - * it would be too expensive from this path. - * vmstat_shepherd will take care about that for us. - */ - refresh_cpu_vm_stats(false); -} - -/* * Shepherd worker thread that checks the * differentials of processors that have their worker * threads for vm statistics updates disabled because of