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authorAl Viro <viro@zeniv.linux.org.uk>2013-10-25 22:41:01 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2013-11-16 04:04:17 +0100
commit482db9066199813d6b999b65a3171afdbec040b6 (patch)
treef25a69b86374e500adb7d031f0af00ddb55da632 /fs
parenttake read_seqbegin_or_lock() and friends to seqlock.h (diff)
downloadlinux-482db9066199813d6b999b65a3171afdbec040b6.tar.xz
linux-482db9066199813d6b999b65a3171afdbec040b6.zip
dcache.c: get rid of pointless macros
D_HASH{MASK,BITS} are used once each, both in the same function (d_hash()). At this point they are actively misguiding - they imply that values are compiler constants, which is no longer true. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/dcache.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 667e23ab0b4c..7f079d00475a 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -96,8 +96,6 @@ static struct kmem_cache *dentry_cache __read_mostly;
* This hash-function tries to avoid losing too many bits of hash
* information, yet avoid using a prime hash-size or similar.
*/
-#define D_HASHBITS d_hash_shift
-#define D_HASHMASK d_hash_mask
static unsigned int d_hash_mask __read_mostly;
static unsigned int d_hash_shift __read_mostly;
@@ -108,8 +106,8 @@ static inline struct hlist_bl_head *d_hash(const struct dentry *parent,
unsigned int hash)
{
hash += (unsigned long) parent / L1_CACHE_BYTES;
- hash = hash + (hash >> D_HASHBITS);
- return dentry_hashtable + (hash & D_HASHMASK);
+ hash = hash + (hash >> d_hash_shift);
+ return dentry_hashtable + (hash & d_hash_mask);
}
/* Statistics gathering. */