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-rw-r--r--include/linux/nfsd/export.h30
-rw-r--r--include/linux/nfsd/interface.h13
-rw-r--r--include/linux/nfsd/nfsd.h9
-rw-r--r--include/linux/nfsd/state.h3
-rw-r--r--include/linux/nfsd/xdr4.h7
5 files changed, 44 insertions, 18 deletions
diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h
index 9f62d6182d32..5cd192469096 100644
--- a/include/linux/nfsd/export.h
+++ b/include/linux/nfsd/export.h
@@ -42,6 +42,9 @@
#define NFSEXP_NOACL 0x8000 /* reserved for possible ACL related use */
#define NFSEXP_ALLFLAGS 0xFE3F
+/* The flags that may vary depending on security flavor: */
+#define NFSEXP_SECINFO_FLAGS (NFSEXP_READONLY | NFSEXP_ROOTSQUASH \
+ | NFSEXP_ALLSQUASH)
#ifdef __KERNEL__
@@ -64,6 +67,19 @@ struct nfsd4_fs_locations {
int migrated;
};
+/*
+ * We keep an array of pseudoflavors with the export, in order from most
+ * to least preferred. For the forseeable future, we don't expect more
+ * than the eight pseudoflavors null, unix, krb5, krb5i, krb5p, skpm3,
+ * spkm3i, and spkm3p (and using all 8 at once should be rare).
+ */
+#define MAX_SECINFO_LIST 8
+
+struct exp_flavor_info {
+ u32 pseudoflavor;
+ u32 flags;
+};
+
struct svc_export {
struct cache_head h;
struct auth_domain * ex_client;
@@ -76,6 +92,8 @@ struct svc_export {
int ex_fsid;
unsigned char * ex_uuid; /* 16 byte fsid */
struct nfsd4_fs_locations ex_fslocs;
+ int ex_nflavors;
+ struct exp_flavor_info ex_flavors[MAX_SECINFO_LIST];
};
/* an "export key" (expkey) maps a filehandlefragement to an
@@ -95,10 +113,11 @@ struct svc_expkey {
#define EX_SECURE(exp) (!((exp)->ex_flags & NFSEXP_INSECURE_PORT))
#define EX_ISSYNC(exp) (!((exp)->ex_flags & NFSEXP_ASYNC))
-#define EX_RDONLY(exp) ((exp)->ex_flags & NFSEXP_READONLY)
#define EX_NOHIDE(exp) ((exp)->ex_flags & NFSEXP_NOHIDE)
#define EX_WGATHER(exp) ((exp)->ex_flags & NFSEXP_GATHERED_WRITES)
+int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp);
+__be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp);
/*
* Function declarations
@@ -112,13 +131,19 @@ struct svc_export * exp_get_by_name(struct auth_domain *clp,
struct vfsmount *mnt,
struct dentry *dentry,
struct cache_req *reqp);
+struct svc_export * rqst_exp_get_by_name(struct svc_rqst *,
+ struct vfsmount *,
+ struct dentry *);
struct svc_export * exp_parent(struct auth_domain *clp,
struct vfsmount *mnt,
struct dentry *dentry,
struct cache_req *reqp);
+struct svc_export * rqst_exp_parent(struct svc_rqst *,
+ struct vfsmount *mnt,
+ struct dentry *dentry);
int exp_rootfh(struct auth_domain *,
char *path, struct knfsd_fh *, int maxsize);
-__be32 exp_pseudoroot(struct auth_domain *, struct svc_fh *fhp, struct cache_req *creq);
+__be32 exp_pseudoroot(struct svc_rqst *, struct svc_fh *);
__be32 nfserrno(int errno);
extern struct cache_detail svc_export_cache;
@@ -135,6 +160,7 @@ static inline void exp_get(struct svc_export *exp)
extern struct svc_export *
exp_find(struct auth_domain *clp, int fsid_type, u32 *fsidv,
struct cache_req *reqp);
+struct svc_export * rqst_exp_find(struct svc_rqst *, int, u32 *);
#endif /* __KERNEL__ */
diff --git a/include/linux/nfsd/interface.h b/include/linux/nfsd/interface.h
deleted file mode 100644
index af0979704afb..000000000000
--- a/include/linux/nfsd/interface.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * include/linux/nfsd/interface.h
- *
- * defines interface between nfsd and other bits of
- * the kernel. Particularly filesystems (eventually).
- *
- * Copyright (C) 2000 Neil Brown <neilb@cse.unsw.edu.au>
- */
-
-#ifndef LINUX_NFSD_INTERFACE_H
-#define LINUX_NFSD_INTERFACE_H
-
-#endif /* LINUX_NFSD_INTERFACE_H */
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index 72feac581aa3..e452256d3f72 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -22,7 +22,6 @@
#include <linux/nfsd/export.h>
#include <linux/nfsd/auth.h>
#include <linux/nfsd/stats.h>
-#include <linux/nfsd/interface.h>
/*
* nfsd version
*/
@@ -72,6 +71,9 @@ int nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
struct svc_export **expp);
__be32 nfsd_lookup(struct svc_rqst *, struct svc_fh *,
const char *, int, struct svc_fh *);
+__be32 nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *,
+ const char *, int,
+ struct svc_export **, struct dentry **);
__be32 nfsd_setattr(struct svc_rqst *, struct svc_fh *,
struct iattr *, int, time_t);
#ifdef CONFIG_NFSD_V4
@@ -120,7 +122,8 @@ __be32 nfsd_statfs(struct svc_rqst *, struct svc_fh *,
struct kstatfs *);
int nfsd_notify_change(struct inode *, struct iattr *);
-__be32 nfsd_permission(struct svc_export *, struct dentry *, int);
+__be32 nfsd_permission(struct svc_rqst *, struct svc_export *,
+ struct dentry *, int);
int nfsd_sync_dir(struct dentry *dp);
#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
@@ -149,6 +152,7 @@ extern int nfsd_max_blksize;
* NFSv4 State
*/
#ifdef CONFIG_NFSD_V4
+extern unsigned int max_delegations;
void nfs4_state_init(void);
int nfs4_state_start(void);
void nfs4_state_shutdown(void);
@@ -236,6 +240,7 @@ void nfsd_lockd_shutdown(void);
#define nfserr_badname __constant_htonl(NFSERR_BADNAME)
#define nfserr_cb_path_down __constant_htonl(NFSERR_CB_PATH_DOWN)
#define nfserr_locked __constant_htonl(NFSERR_LOCKED)
+#define nfserr_wrongsec __constant_htonl(NFSERR_WRONGSEC)
#define nfserr_replay_me __constant_htonl(NFSERR_REPLAY_ME)
/* error codes for internal use */
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h
index ab5c236bd9a7..db348f749376 100644
--- a/include/linux/nfsd/state.h
+++ b/include/linux/nfsd/state.h
@@ -67,7 +67,7 @@ struct nfs4_cb_recall {
int cbr_trunc;
stateid_t cbr_stateid;
u32 cbr_fhlen;
- u32 cbr_fhval[NFS4_FHSIZE];
+ char cbr_fhval[NFS4_FHSIZE];
struct nfs4_delegation *cbr_dp;
};
@@ -224,6 +224,7 @@ struct nfs4_file {
struct inode *fi_inode;
u32 fi_id; /* used with stateowner->so_id
* for stateid_hashtbl hash */
+ bool fi_had_conflict;
};
/*
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
index 09799bcee0ac..1b653267133a 100644
--- a/include/linux/nfsd/xdr4.h
+++ b/include/linux/nfsd/xdr4.h
@@ -293,6 +293,12 @@ struct nfsd4_rename {
struct nfsd4_change_info rn_tinfo; /* response */
};
+struct nfsd4_secinfo {
+ u32 si_namelen; /* request */
+ char *si_name; /* request */
+ struct svc_export *si_exp; /* response */
+};
+
struct nfsd4_setattr {
stateid_t sa_stateid; /* request */
u32 sa_bmval[2]; /* request */
@@ -365,6 +371,7 @@ struct nfsd4_op {
struct nfsd4_remove remove;
struct nfsd4_rename rename;
clientid_t renew;
+ struct nfsd4_secinfo secinfo;
struct nfsd4_setattr setattr;
struct nfsd4_setclientid setclientid;
struct nfsd4_setclientid_confirm setclientid_confirm;
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