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authorJiri Kosina <jkosina@suse.cz>2012-10-28 19:28:52 +0100
committerJiri Kosina <jkosina@suse.cz>2012-10-28 19:29:19 +0100
commit3bd7bf1f0fe14f591c089ae61bbfa9bd356f178a (patch)
tree0058693cc9e70b7461dae551f8a19aff2efd13ca /include/linux/idr.h
parentf16f84937d769c893492160b1a8c3672e3992beb (diff)
parente657e078d3dfa9f96976db7a2b5fd7d7c9f1f1a6 (diff)
Merge branch 'master' into for-next
Sync up with Linus' tree to be able to apply Cesar's patch against newer version of the code. Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/linux/idr.h')
-rw-r--r--include/linux/idr.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h
index 255491cf522e..87259a44c251 100644
--- 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" */