thp: remove assumptions on pgtable_t type

[deliverable/linux.git] / include / linux / idr.h

diff --git a/include/linux/idr.h b/include/linux/idr.h
index 255491cf522e1d08ea6d0066fc7872f32817c82c..87259a44c251472595598f0f6ed0852655171554 100644 (file)
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -38,15 +38,15 @@
 #define IDR_SIZE (1 << IDR_BITS)
 #define IDR_MASK ((1 << IDR_BITS)-1)
 
-#define MAX_ID_SHIFT (sizeof(int)*8 - 1)
-#define MAX_ID_BIT (1U << MAX_ID_SHIFT)
-#define MAX_ID_MASK (MAX_ID_BIT - 1)
+#define MAX_IDR_SHIFT (sizeof(int)*8 - 1)
+#define MAX_IDR_BIT (1U << MAX_IDR_SHIFT)
+#define MAX_IDR_MASK (MAX_IDR_BIT - 1)
 
 /* Leave the possibility of an incomplete final layer */
-#define MAX_LEVEL (MAX_ID_SHIFT + IDR_BITS - 1) / IDR_BITS
+#define MAX_IDR_LEVEL ((MAX_IDR_SHIFT + IDR_BITS - 1) / IDR_BITS)
 
 /* Number of id_layer structs to leave in free list */
-#define IDR_FREE_MAX MAX_LEVEL + MAX_LEVEL
+#define MAX_IDR_FREE (MAX_IDR_LEVEL * 2)
 
 struct idr_layer {
        unsigned long            bitmap; /* A zero bit means "space here" */