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| author | J. Bruce Fields <bfields@redhat.com> | 2011-07-31 03:46:29 (GMT) |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2011-08-27 18:21:22 (GMT) |
| commit | ddc04c41636f8cd374d72cdd3a0fcaa916fbc5d0 (patch) | |
| tree | 7ec409d79d1cc23d6bc8a0120d0750dcdce10617 /fs | |
| parent | 3e77246393c0a433247631a1f0e9ec98d3d78a1c (diff) | |
| download | linux-ddc04c41636f8cd374d72cdd3a0fcaa916fbc5d0.tar.xz | |
nfsd4: replace some macros by functions
For all the usual reasons. (Type safety, readability.)
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 53 |
1 files changed, 38 insertions, 15 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index c7d54f6..ce8e70c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -139,10 +139,19 @@ unsigned int max_delegations; #define OWNER_HASH_SIZE (1 << OWNER_HASH_BITS) #define OWNER_HASH_MASK (OWNER_HASH_SIZE - 1) -#define ownerid_hashval(id) \ - ((id) & OWNER_HASH_MASK) -#define ownerstr_hashval(clientid, ownername) \ - (((clientid) + opaque_hashval((ownername.data), (ownername.len))) & OWNER_HASH_MASK) +static unsigned int ownerid_hashval(const u32 id) +{ + return id & OWNER_HASH_MASK; +} + +static unsigned int ownerstr_hashval(u32 clientid, struct xdr_netobj *ownername) +{ + unsigned int ret; + + ret = opaque_hashval(ownername->data, ownername->len); + ret += clientid; + return ret & OWNER_HASH_MASK; +} static struct list_head ownerid_hashtbl[OWNER_HASH_SIZE]; static struct list_head ownerstr_hashtbl[OWNER_HASH_SIZE]; @@ -156,10 +165,16 @@ static struct list_head ownerstr_hashtbl[OWNER_HASH_SIZE]; #define STATEID_HASH_SIZE (1 << STATEID_HASH_BITS) #define STATEID_HASH_MASK (STATEID_HASH_SIZE - 1) -#define file_hashval(x) \ - hash_ptr(x, FILE_HASH_BITS) -#define stateid_hashval(owner_id, file_id) \ - (((owner_id) + (file_id)) & STATEID_HASH_MASK) +static unsigned int file_hashval(struct inode *ino) +{ + /* XXX: why are we hashing on inode pointer, anyway? */ + return hash_ptr(ino, FILE_HASH_BITS); +} + +static unsigned int stateid_hashval(u32 owner_id, u32 file_id) +{ + return (owner_id + file_id) & STATEID_HASH_MASK; +} static struct list_head file_hashtbl[FILE_HASH_SIZE]; static struct list_head stateid_hashtbl[STATEID_HASH_SIZE]; @@ -290,10 +305,16 @@ static DEFINE_SPINLOCK(client_lock); #define CLIENT_HASH_SIZE (1 << CLIENT_HASH_BITS) #define CLIENT_HASH_MASK (CLIENT_HASH_SIZE - 1) -#define clientid_hashval(id) \ - ((id) & CLIENT_HASH_MASK) -#define clientstr_hashval(name) \ - (opaque_hashval((name), 8) & CLIENT_HASH_MASK) +static unsigned int clientid_hashval(u32 id) +{ + return id & CLIENT_HASH_MASK; +} + +static unsigned int clientstr_hashval(const char *name) +{ + return opaque_hashval(name, 8) & CLIENT_HASH_MASK; +} + /* * reclaim_str_hashtbl[] holds known client info from previous reset/reboot * used in reboot/reset lease grace period processing @@ -2443,7 +2464,7 @@ nfsd4_process_open1(struct nfsd4_compound_state *cstate, if (STALE_CLIENTID(&open->op_clientid)) return nfserr_stale_clientid; - strhashval = ownerstr_hashval(clientid->cl_id, open->op_owner); + strhashval = ownerstr_hashval(clientid->cl_id, &open->op_owner); sop = find_openstateowner_str(strhashval, open); open->op_stateowner = sop; if (!sop) { @@ -3711,8 +3732,10 @@ last_byte_offset(u64 start, u64 len) return end > start ? end - 1: NFS4_MAX_UINT64; } -#define lockownerid_hashval(id) \ - ((id) & LOCK_HASH_MASK) +static unsigned int lockownerid_hashval(u32 id) +{ + return id & LOCK_HASH_MASK; +} static inline unsigned int lock_ownerstr_hashval(struct inode *inode, u32 cl_id, |