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-rw-r--r--mm/swap_slots.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/swap_slots.c b/mm/swap_slots.c
index 90c1032a8ac3..13a174006b91 100644
--- a/mm/swap_slots.c
+++ b/mm/swap_slots.c
@@ -273,11 +273,11 @@ int free_swap_slot(swp_entry_t entry)
{
struct swap_slots_cache *cache;
- cache = &get_cpu_var(swp_slots);
+ cache = raw_cpu_ptr(&swp_slots);
if (use_swap_slot_cache && cache->slots_ret) {
spin_lock_irq(&cache->free_lock);
/* Swap slots cache may be deactivated before acquiring lock */
- if (!use_swap_slot_cache) {
+ if (!use_swap_slot_cache || !cache->slots_ret) {
spin_unlock_irq(&cache->free_lock);
goto direct_free;
}
@@ -297,7 +297,6 @@ int free_swap_slot(swp_entry_t entry)
direct_free:
swapcache_free_entries(&entry, 1);
}
- put_cpu_var(swp_slots);
return 0;
}