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-rw-r--r--include/linux/idr.h12
1 files changed, 1 insertions, 11 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h
index 99b0ce533f0e..63aa542da49b 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -19,18 +19,8 @@
#if BITS_PER_LONG == 32
# define IDR_BITS 5
-# define IDR_FULL 0xfffffffful
-/* We can only use two of the bits in the top level because there is
- only one possible bit in the top level (5 bits * 7 levels = 35
- bits, but you only use 31 bits in the id). */
-# define TOP_LEVEL_FULL (IDR_FULL >> 30)
#elif BITS_PER_LONG == 64
# define IDR_BITS 6
-# define IDR_FULL 0xfffffffffffffffful
-/* We can only use two of the bits in the top level because there is
- only one possible bit in the top level (6 bits * 6 levels = 36
- bits, but you only use 31 bits in the id). */
-# define TOP_LEVEL_FULL (IDR_FULL >> 62)
#else
# error "BITS_PER_LONG is not 32 or 64"
#endif
@@ -39,7 +29,7 @@
#define IDR_MASK ((1 << IDR_BITS)-1)
struct idr_layer {
- unsigned long bitmap; /* A zero bit means "space here" */
+ DECLARE_BITMAP(bitmap, IDR_SIZE); /* A zero bit means "space here" */
struct idr_layer __rcu *ary[1<<IDR_BITS];
int count; /* When zero, we can release it */
int layer; /* distance from leaf */

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