diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/swap.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index ea08e2afa2b4..d653fe050b8f 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -546,6 +546,8 @@ static inline int mem_cgroup_swappiness(struct mem_cgroup *memcg) return READ_ONCE(memcg->swappiness); } + +void lru_reparent_memcg(struct mem_cgroup *memcg, struct mem_cgroup *parent, int nid); #else static inline int mem_cgroup_swappiness(struct mem_cgroup *mem) { @@ -610,5 +612,24 @@ static inline bool mem_cgroup_swap_full(struct folio *folio) } #endif +/* for_each_managed_zone_pgdat - helper macro to iterate over all managed zones in a pgdat up to + * and including the specified highidx + * @zone: The current zone in the iterator + * @pgdat: The pgdat which node_zones are being iterated + * @idx: The index variable + * @highidx: The index of the highest zone to return + * + * This macro iterates through all managed zones up to and including the specified highidx. + * The zone iterator enters an invalid state after macro call and must be reinitialized + * before it can be used again. + */ +#define for_each_managed_zone_pgdat(zone, pgdat, idx, highidx) \ + for ((idx) = 0, (zone) = (pgdat)->node_zones; \ + (idx) <= (highidx); \ + (idx)++, (zone)++) \ + if (!managed_zone(zone)) \ + continue; \ + else + #endif /* __KERNEL__*/ #endif /* _LINUX_SWAP_H */ |