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-rw-r--r--include/linux/swap.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 61005501888c..82f0bfec611f 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -527,9 +527,9 @@ static inline void mem_cgroup_uncharge_swap(unsigned short id, unsigned int nr_p
__mem_cgroup_uncharge_swap(id, nr_pages);
}
-long mem_cgroup_get_folio_swap_margin(struct folio *folio);
-extern long mem_cgroup_get_nr_swap_pages(struct mem_cgroup *memcg);
-extern bool mem_cgroup_swap_full(struct folio *folio);
+long mem_cgroup_get_folio_swap_margin(const struct folio *folio);
+long mem_cgroup_get_nr_swap_pages(const struct mem_cgroup *memcg);
+bool mem_cgroup_swap_full(const struct folio *folio);
#else
static inline int mem_cgroup_try_charge_swap(struct folio *folio)
{
@@ -541,17 +541,17 @@ static inline void mem_cgroup_uncharge_swap(unsigned short id,
{
}
-static inline long mem_cgroup_get_folio_swap_margin(struct folio *folio)
+static inline long mem_cgroup_get_folio_swap_margin(const struct folio *folio)
{
return PAGE_COUNTER_MAX;
}
-static inline long mem_cgroup_get_nr_swap_pages(struct mem_cgroup *memcg)
+static inline long mem_cgroup_get_nr_swap_pages(const struct mem_cgroup *memcg)
{
return get_nr_swap_pages();
}
-static inline bool mem_cgroup_swap_full(struct folio *folio)
+static inline bool mem_cgroup_swap_full(const struct folio *folio)
{
return vm_swap_full();
}