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>
This commit is contained in:
parent
2bc74feba1
commit
482db90661
|
@ -96,8 +96,6 @@ static struct kmem_cache *dentry_cache __read_mostly;
|
||||||
* This hash-function tries to avoid losing too many bits of hash
|
* This hash-function tries to avoid losing too many bits of hash
|
||||||
* information, yet avoid using a prime hash-size or similar.
|
* 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_mask __read_mostly;
|
||||||
static unsigned int d_hash_shift __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)
|
unsigned int hash)
|
||||||
{
|
{
|
||||||
hash += (unsigned long) parent / L1_CACHE_BYTES;
|
hash += (unsigned long) parent / L1_CACHE_BYTES;
|
||||||
hash = hash + (hash >> D_HASHBITS);
|
hash = hash + (hash >> d_hash_shift);
|
||||||
return dentry_hashtable + (hash & D_HASHMASK);
|
return dentry_hashtable + (hash & d_hash_mask);
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Statistics gathering. */
|
/* Statistics gathering. */
|
||||||
|
|
Loading…
Reference in New Issue