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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2013-10-25 16:41:01 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-11-15 22:04:17 -0500 |
| commit | 482db9066199813d6b999b65a3171afdbec040b6 (patch) | |
| tree | f25a69b86374e500adb7d031f0af00ddb55da632 /fs/dcache.c | |
| parent | take read_seqbegin_or_lock() and friends to seqlock.h (diff) | |
| download | linux-dev-482db9066199813d6b999b65a3171afdbec040b6.tar.xz linux-dev-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/dcache.c')
| -rw-r--r-- | fs/dcache.c | 6 |
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. */ |