Signed-off-by: Josef 'Jeff' Sipek <[EMAIL PROTECTED]>
---
fs/unionfs/rdstate.c | 11 ++---------
fs/unionfs/union.h | 1 +
2 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/fs/unionfs/rdstate.c b/fs/unionfs/rdstate.c
index 16ce1bf..e240285 100644
--- a/fs/unionfs/rdstate.c
+++ b/fs/unionfs/rdstate.c
@@ -115,19 +115,12 @@ struct unionfs_dir_state *alloc_rdstate(struct inode
*inode, int bindex)
{
int i = 0;
int hashsize;
- int mallocsize = sizeof(struct unionfs_dir_state);
+ unsigned long mallocsize = sizeof(struct unionfs_dir_state);
struct unionfs_dir_state *rdstate;
hashsize = guesstimate_hash_size(inode);
mallocsize += hashsize * sizeof(struct list_head);
- /* Round it up to the next highest power of two. */
- mallocsize--;
- mallocsize |= mallocsize >> 1;
- mallocsize |= mallocsize >> 2;
- mallocsize |= mallocsize >> 4;
- mallocsize |= mallocsize >> 8;
- mallocsize |= mallocsize >> 16;
- mallocsize++;
+ mallocsize = __roundup_pow_of_two(mallocsize);
/* This should give us about 500 entries anyway. */
if (mallocsize > PAGE_SIZE)
diff --git a/fs/unionfs/union.h b/fs/unionfs/union.h
index 8e9a1cc..fc87b03 100644
--- a/fs/unionfs/union.h
+++ b/fs/unionfs/union.h
@@ -41,6 +41,7 @@
#include <linux/xattr.h>
#include <linux/fs_stack.h>
#include <linux/magic.h>
+#include <linux/log2.h>
#include <asm/mman.h>
#include <asm/system.h>
--
1.5.0.rc3.g5057
-
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