Use helper macro abs() to simplify the "x > t || x < -t" cmp.
Signed-off-by: Miaohe Lin <[email protected]> --- mm/vmstat.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/vmstat.c b/mm/vmstat.c index 06fd13ebc2b8..648c2d6ddce2 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -329,7 +329,7 @@ void __mod_zone_page_state(struct zone *zone, enum zone_stat_item item, t = __this_cpu_read(pcp->stat_threshold); - if (unlikely(x > t || x < -t)) { + if (unlikely(abs(x) > t)) { zone_page_state_add(x, zone, item); x = 0; } @@ -354,7 +354,7 @@ void __mod_node_page_state(struct pglist_data *pgdat, enum node_stat_item item, t = __this_cpu_read(pcp->stat_threshold); - if (unlikely(x > t || x < -t)) { + if (unlikely(abs(x) > t)) { node_page_state_add(x, pgdat, item); x = 0; } @@ -515,7 +515,7 @@ static inline void mod_zone_state(struct zone *zone, o = this_cpu_read(*p); n = delta + o; - if (n > t || n < -t) { + if (abs(n) > t) { int os = overstep_mode * (t >> 1) ; /* Overflow must be added to zone counters */ @@ -577,7 +577,7 @@ static inline void mod_node_state(struct pglist_data *pgdat, o = this_cpu_read(*p); n = delta + o; - if (n > t || n < -t) { + if (abs(n) > t) { int os = overstep_mode * (t >> 1) ; /* Overflow must be added to node counters */ -- 2.19.1
