diff --git a/drivers/android/vendor_hooks.c b/drivers/android/vendor_hooks.c index 6698449904f5..87c81555a5e8 100644 --- a/drivers/android/vendor_hooks.c +++ b/drivers/android/vendor_hooks.c @@ -407,3 +407,4 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_wb_dirty_limits); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_vfs_fsync_range); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_do_fcntl); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_evict); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_vmscan_kswapd_done); diff --git a/include/trace/hooks/vmscan.h b/include/trace/hooks/vmscan.h index 75c810687f9f..b16e2dd323fa 100644 --- a/include/trace/hooks/vmscan.h +++ b/include/trace/hooks/vmscan.h @@ -59,6 +59,11 @@ DECLARE_HOOK(android_vh_tune_scan_type, DECLARE_HOOK(android_vh_shrink_slab_bypass, TP_PROTO(gfp_t gfp_mask, int nid, struct mem_cgroup *memcg, int priority, bool *bypass), TP_ARGS(gfp_mask, nid, memcg, priority, bypass)); +DECLARE_HOOK(android_vh_vmscan_kswapd_done, + TP_PROTO(int node_id, unsigned int highest_zoneidx, unsigned int alloc_order, + unsigned int reclaim_order), + TP_ARGS(node_id, highest_zoneidx, alloc_order, reclaim_order)); + #endif /* _TRACE_HOOK_VMSCAN_H */ /* This part must be outside protection */ #include diff --git a/mm/vmscan.c b/mm/vmscan.c index 4802b9c9d89e..73b03c34cf77 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -7347,6 +7347,8 @@ kswapd_try_sleep: alloc_order); reclaim_order = balance_pgdat(pgdat, alloc_order, highest_zoneidx); + trace_android_vh_vmscan_kswapd_done(pgdat->node_id, highest_zoneidx, + alloc_order, reclaim_order); if (reclaim_order < alloc_order) goto kswapd_try_sleep; }