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-rw-r--r--mm/page_counter.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/mm/page_counter.c b/mm/page_counter.c
index de31470655f6..75d53f15f040 100644
--- a/mm/page_counter.c
+++ b/mm/page_counter.c
@@ -23,11 +23,7 @@ static void propagate_protected_usage(struct page_counter *c,
return;
if (c->min || atomic_long_read(&c->min_usage)) {
- if (usage <= c->min)
- protected = usage;
- else
- protected = 0;
-
+ protected = min(usage, c->min);
old_protected = atomic_long_xchg(&c->min_usage, protected);
delta = protected - old_protected;
if (delta)
@@ -35,11 +31,7 @@ static void propagate_protected_usage(struct page_counter *c,
}
if (c->low || atomic_long_read(&c->low_usage)) {
- if (usage <= c->low)
- protected = usage;
- else
- protected = 0;
-
+ protected = min(usage, c->low);
old_protected = atomic_long_xchg(&c->low_usage, protected);
delta = protected - old_protected;
if (delta)