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SubjectRe: [PATCH] tmpfs: Insert tmpfs cache pages to inactive list at first
Date
> Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
>
> The preceding comment "they need to go on the active_anon lru below"
> also needs update.
>

Thanks. incremental patch is here.


---
include/linux/swap.h | 10 ----------
mm/filemap.c | 2 +-
2 files changed, 1 insertions(+), 11 deletions(-)
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 18420a9..4bfd932 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -224,21 +224,11 @@ static inline void lru_cache_add_anon(struct page *page)
__lru_cache_add(page, LRU_INACTIVE_ANON);
}

-static inline void lru_cache_add_active_anon(struct page *page)
-{
- __lru_cache_add(page, LRU_ACTIVE_ANON);
-}
-
static inline void lru_cache_add_file(struct page *page)
{
__lru_cache_add(page, LRU_INACTIVE_FILE);
}

-static inline void lru_cache_add_active_file(struct page *page)
-{
- __lru_cache_add(page, LRU_ACTIVE_FILE);
-}
-
/* LRU Isolation modes. */
#define ISOLATE_INACTIVE 0 /* Isolate inactive pages. */
#define ISOLATE_ACTIVE 1 /* Isolate active pages. */
diff --git a/mm/filemap.c b/mm/filemap.c
index 023ef61..a57931a 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -441,7 +441,7 @@ int add_to_page_cache_lru(struct page *page, struct address_space *mapping,
/*
* Splice_read and readahead add shmem/tmpfs pages into the page cache
* before shmem_readpage has a chance to mark them as SwapBacked: they
- * need to go on the active_anon lru below, and mem_cgroup_cache_charge
+ * need to go on the anon lru below, and mem_cgroup_cache_charge
* (called in add_to_page_cache) needs to know where they're going too.
*/
if (mapping_cap_swap_backed(mapping))
--
1.6.5.2






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