diff options
Diffstat (limited to 'fs/nfsd/state.h')
| -rw-r--r-- | fs/nfsd/state.h | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index 74d2d7b42676..290e29dd43eb 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -67,12 +67,15 @@ typedef struct { struct nfsd4_callback { struct nfs4_client *cb_clp; struct rpc_message cb_msg; +#define NFSD4_CALLBACK_RUNNING (0) +#define NFSD4_CALLBACK_WAKE (1) +#define NFSD4_CALLBACK_REQUEUE (2) + unsigned long cb_flags; const struct nfsd4_callback_ops *cb_ops; struct work_struct cb_work; int cb_seq_status; int cb_status; int cb_held_slot; - bool cb_need_restart; }; struct nfsd4_callback_ops { @@ -162,15 +165,11 @@ struct nfs4_cb_fattr { struct timespec64 ncf_cb_mtime; struct timespec64 ncf_cb_atime; - unsigned long ncf_cb_flags; bool ncf_file_modified; u64 ncf_initial_cinfo; u64 ncf_cur_fsize; }; -/* bits for ncf_cb_flags */ -#define CB_GETATTR_BUSY 0 - /* * Represents a delegation stateid. The nfs4_client holds references to these * and they are put when it is being destroyed or when the delegation is @@ -198,8 +197,8 @@ struct nfs4_delegation { struct list_head dl_perclnt; struct list_head dl_recall_lru; /* delegation recalled */ struct nfs4_clnt_odstate *dl_clnt_odstate; - u32 dl_type; time64_t dl_time; + u32 dl_type; /* For recall: */ int dl_retries; struct nfsd4_callback dl_recall; @@ -452,7 +451,6 @@ struct nfs4_client { #define NFSD4_CLIENT_UPCALL_LOCK (5) /* upcall serialization */ #define NFSD4_CLIENT_CB_FLAG_MASK (1 << NFSD4_CLIENT_CB_UPDATE | \ 1 << NFSD4_CLIENT_CB_KILL) -#define NFSD4_CLIENT_CB_RECALL_ANY (6) unsigned long cl_flags; struct workqueue_struct *cl_callback_wq; @@ -498,7 +496,6 @@ struct nfs4_client { struct nfsd4_cb_recall_any *cl_ra; time64_t cl_ra_time; - struct list_head cl_ra_cblist; }; /* struct nfs4_client_reset @@ -780,6 +777,13 @@ extern void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn * extern void nfsd4_init_cb(struct nfsd4_callback *cb, struct nfs4_client *clp, const struct nfsd4_callback_ops *ops, enum nfsd4_cb_op op); extern bool nfsd4_run_cb(struct nfsd4_callback *cb); + +static inline void nfsd4_try_run_cb(struct nfsd4_callback *cb) +{ + if (!test_and_set_bit(NFSD4_CALLBACK_RUNNING, &cb->cb_flags)) + WARN_ON_ONCE(!nfsd4_run_cb(cb)); +} + extern void nfsd4_shutdown_callback(struct nfs4_client *); extern void nfsd4_shutdown_copy(struct nfs4_client *clp); void nfsd4_async_copy_reaper(struct nfsd_net *nn); |