diff options
| author | J. Bruce Fields <bfields@redhat.com> | 2011-09-07 16:06:42 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2011-09-13 18:29:58 -0400 |
| commit | dcef0413da9a17bfca917d8b49baf309ce76b737 (patch) | |
| tree | ef07ceebbba23e7c2a6e454e6ed57b610354fde7 /fs/nfsd/state.h | |
| parent | 91a8c04031d051db41ec2a8c15e24622da037382 (diff) | |
nfsd4: move some of nfs4_stateid into a separate structure
We want delegations to share more with open/lock stateid's, so first
we'll pull out some of the common stuff we want to share.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/state.h')
| -rw-r--r-- | fs/nfsd/state.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index ef949eb3a86e..d7fffabb8d56 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -328,10 +328,10 @@ struct nfs4_replay { * for lock_owner * so_perclient: nfs4_client->cl_perclient entry - used when nfs4_client * struct is reaped. -* so_perfilestate: heads the list of nfs4_stateid (either open or lock) -* and is used to ensure no dangling nfs4_stateid references when we +* so_perfilestate: heads the list of nfs4_ol_stateid (either open or lock) +* and is used to ensure no dangling nfs4_ol_stateid references when we * release a stateowner. -* so_perlockowner: (open) nfs4_stateid->st_perlockowner entry - used when +* so_perlockowner: (open) nfs4_ol_stateid->st_perlockowner entry - used when * close is called to reap associated byte-range locks * so_close_lru: (open) stateowner is placed on this list instead of being * reaped (when so_perfilestate is empty) to hold the last close replay. @@ -430,9 +430,9 @@ static inline struct file *find_any_file(struct nfs4_file *f) } /* -* nfs4_stateid can either be an open stateid or (eventually) a lock stateid +* nfs4_ol_stateid can either be an open stateid or (eventually) a lock stateid * -* (open)nfs4_stateid: one per (open)nfs4_stateowner, nfs4_file +* (open)nfs4_ol_stateid: one per (open)nfs4_stateowner, nfs4_file * * st_hash: stateid_hashtbl[] entry or lockstateid_hashtbl entry * st_perfile: file_hashtbl[] entry. @@ -446,22 +446,31 @@ static inline struct file *find_any_file(struct nfs4_file *f) * we should consider defining separate structs for the two cases. */ -struct nfs4_stateid { +struct nfs4_stid { #define NFS4_OPEN_STID 1 #define NFS4_LOCK_STID 2 - char st_type; - struct list_head st_hash; + char sc_type; + struct list_head sc_hash; + stateid_t sc_stateid; +}; + +struct nfs4_ol_stateid { + struct nfs4_stid st_stid; struct list_head st_perfile; struct list_head st_perstateowner; struct list_head st_lockowners; struct nfs4_stateowner * st_stateowner; struct nfs4_file * st_file; - stateid_t st_stateid; unsigned long st_access_bmap; unsigned long st_deny_bmap; - struct nfs4_stateid * st_openstp; + struct nfs4_ol_stateid * st_openstp; }; +static inline struct nfs4_ol_stateid *openlockstateid(struct nfs4_stid *s) +{ + return container_of(s, struct nfs4_ol_stateid, st_stid); +} + /* flags for preprocess_seqid_op() */ #define RD_STATE 0x00000010 #define WR_STATE 0x00000020 |