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authorTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
committerTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
commit2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch)
treef711bc9cab45f4963e4883ef15ff4c54a6cbc12e /include/linux/maple_tree.h
parentb47068b4aa53a57552398e3f60d0ed1918700c2b (diff)
parentee0b089d660021792e4ab4dda191b097ce1e964f (diff)
Merge branch 'for-next' into for-linus
Diffstat (limited to 'include/linux/maple_tree.h')
-rw-r--r--include/linux/maple_tree.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/maple_tree.h b/include/linux/maple_tree.h
index 2effab72add1..e594db58a0f1 100644
--- a/include/linux/maple_tree.h
+++ b/include/linux/maple_tree.h
@@ -638,6 +638,12 @@ static inline void mt_set_in_rcu(struct maple_tree *mt)
}
}
+static inline unsigned int mt_height(const struct maple_tree *mt)
+
+{
+ return (mt->ma_flags & MT_FLAGS_HEIGHT_MASK) >> MT_FLAGS_HEIGHT_OFFSET;
+}
+
void *mt_find(struct maple_tree *mt, unsigned long *index, unsigned long max);
void *mt_find_after(struct maple_tree *mt, unsigned long *index,
unsigned long max);
@@ -664,6 +670,7 @@ extern atomic_t maple_tree_tests_passed;
void mt_dump(const struct maple_tree *mt);
void mt_validate(struct maple_tree *mt);
+void mt_cache_shrink(void);
#define MT_BUG_ON(__tree, __x) do { \
atomic_inc(&maple_tree_tests_run); \
if (__x) { \