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-rw-r--r--ANDROID_3.4.5/include/linux/shrinker.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/ANDROID_3.4.5/include/linux/shrinker.h b/ANDROID_3.4.5/include/linux/shrinker.h
deleted file mode 100644
index 07ceb97d..00000000
--- a/ANDROID_3.4.5/include/linux/shrinker.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifndef _LINUX_SHRINKER_H
-#define _LINUX_SHRINKER_H
-
-/*
- * This struct is used to pass information from page reclaim to the shrinkers.
- * We consolidate the values for easier extention later.
- */
-struct shrink_control {
- gfp_t gfp_mask;
-
- /* How many slab objects shrinker() should scan and try to reclaim */
- unsigned long nr_to_scan;
-};
-
-/*
- * A callback you can register to apply pressure to ageable caches.
- *
- * 'sc' is passed shrink_control which includes a count 'nr_to_scan'
- * and a 'gfpmask'. It should look through the least-recently-used
- * 'nr_to_scan' entries and attempt to free them up. It should return
- * the number of objects which remain in the cache. If it returns -1, it means
- * it cannot do any scanning at this time (eg. there is a risk of deadlock).
- * The callback must not return -1 if nr_to_scan is zero.
- *
- * The 'gfpmask' refers to the allocation we are currently trying to
- * fulfil.
- *
- * Note that 'shrink' will be passed nr_to_scan == 0 when the VM is
- * querying the cache size, so a fastpath for that case is appropriate.
- */
-struct shrinker {
- int (*shrink)(struct shrinker *, struct shrink_control *sc);
- int seeks; /* seeks to recreate an obj */
- long batch; /* reclaim batch size, 0 = default */
-
- /* These are for internal use */
- struct list_head list;
- atomic_long_t nr_in_batch; /* objs pending delete */
-};
-#define DEFAULT_SEEKS 2 /* A good number if you don't know better. */
-extern void register_shrinker(struct shrinker *);
-extern void unregister_shrinker(struct shrinker *);
-#endif