extern u32 nfsd_supported_minorversion;
extern struct mutex nfsd_mutex;
extern struct svc_serv *nfsd_serv;
+extern spinlock_t nfsd_drc_lock;
+extern unsigned int nfsd_drc_max_mem;
+extern unsigned int nfsd_drc_mem_used;
extern struct seq_operations nfs_exports_op;
extern unsigned int max_delegations;
int nfs4_state_init(void);
void nfsd4_free_slabs(void);
-void nfs4_state_start(void);
+int nfs4_state_start(void);
void nfs4_state_shutdown(void);
time_t nfs4_lease_time(void);
void nfs4_reset_lease(time_t leasetime);
#else
static inline int nfs4_state_init(void) { return 0; }
static inline void nfsd4_free_slabs(void) { }
-static inline void nfs4_state_start(void) { }
+static inline int nfs4_state_start(void) { }
static inline void nfs4_state_shutdown(void) { }
static inline time_t nfs4_lease_time(void) { return 0; }
static inline void nfs4_reset_lease(time_t leasetime) { }
#define NFSD_LEASE_TIME (nfs4_lease_time())
#define NFSD_LAUNDROMAT_MINTIMEOUT 10 /* seconds */
-/* The percent of nr_free_buffer_pages used by the V4.1 server DRC */
-#define NFSD_DRC_SIZE_SHIFT 7
-
/*
* The following attributes are currently not supported by the NFSv4 server:
* ARCHIVE (deprecated anyway)
NFSD4_SUPPORTED_ATTRS_WORD1
#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
- NFSD4_SUPPORTED_ATTRS_WORD2
+ (NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT)
static inline u32 nfsd_suppattrs0(u32 minorversion)
{
| FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
#define NFSD_WRITEABLE_ATTRS_WORD2 0
+#define NFSD_SUPPATTR_EXCLCREAT_WORD0 \
+ NFSD_WRITEABLE_ATTRS_WORD0
+/*
+ * we currently store the exclusive create verifier in the v_{a,m}time
+ * attributes so the client can't set these at create time using EXCLUSIVE4_1
+ */
+#define NFSD_SUPPATTR_EXCLCREAT_WORD1 \
+ (NFSD_WRITEABLE_ATTRS_WORD1 & \
+ ~(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET))
+#define NFSD_SUPPATTR_EXCLCREAT_WORD2 \
+ NFSD_WRITEABLE_ATTRS_WORD2
+
#endif /* CONFIG_NFSD_V4 */
#endif /* LINUX_NFSD_NFSD_H */