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-rw-r--r--fs/nfsd/state.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 38ebb1268b59..5f66b7fd0297 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -92,6 +92,7 @@ struct nfs4_stid {
/* For a deleg stateid kept around only to process free_stateid's: */
#define NFS4_REVOKED_DELEG_STID 16
#define NFS4_CLOSED_DELEG_STID 32
+#define NFS4_LAYOUT_STID 64
unsigned char sc_type;
stateid_t sc_stateid;
struct nfs4_client *sc_client;
@@ -297,6 +298,9 @@ struct nfs4_client {
struct list_head cl_delegations;
struct list_head cl_revoked; /* unacknowledged, revoked 4.1 state */
struct list_head cl_lru; /* tail queue */
+#ifdef CONFIG_NFSD_PNFS
+ struct list_head cl_lo_states; /* outstanding layout states */
+#endif
struct xdr_netobj cl_name; /* id generated by client */
nfs4_verifier cl_verifier; /* generated by client */
time_t cl_time; /* time of last lease renewal */
@@ -496,6 +500,9 @@ struct nfs4_file {
int fi_delegees;
struct knfsd_fh fi_fhandle;
bool fi_had_conflict;
+#ifdef CONFIG_NFSD_PNFS
+ struct list_head fi_lo_states;
+#endif
};
/*
@@ -528,6 +535,20 @@ static inline struct nfs4_ol_stateid *openlockstateid(struct nfs4_stid *s)
return container_of(s, struct nfs4_ol_stateid, st_stid);
}
+struct nfs4_layout_stateid {
+ struct nfs4_stid ls_stid;
+ struct list_head ls_perclnt;
+ struct list_head ls_perfile;
+ spinlock_t ls_lock;
+ struct list_head ls_layouts;
+ u32 ls_layout_type;
+};
+
+static inline struct nfs4_layout_stateid *layoutstateid(struct nfs4_stid *s)
+{
+ return container_of(s, struct nfs4_layout_stateid, ls_stid);
+}
+
/* flags for preprocess_seqid_op() */
#define RD_STATE 0x00000010
#define WR_STATE 0x00000020
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