add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/fs/nfsd/nfsd.h
..
..
@@ -17,10 +17,13 @@
17
17
 #include <linux/nfs3.h>
18
18
 #include <linux/nfs4.h>
19
19
 #include <linux/sunrpc/svc.h>
20
+#include <linux/sunrpc/svc_xprt.h>
20
21
 #include <linux/sunrpc/msg_prot.h>
22
+#include <linux/sunrpc/addr.h>
21
23
 
22
24
 #include <uapi/linux/nfsd/debug.h>
23
25
 
26
+#include "netns.h"
24
27
 #include "stats.h"
25
28
 #include "export.h"
26
29
 
..
..
@@ -73,7 +76,7 @@
73
76
 /*
74
77
  * Function prototypes.
75
78
  */
76
-int		nfsd_svc(int nrservs, struct net *net);
79
+int		nfsd_svc(int nrservs, struct net *net, const struct cred *cred);
77
80
 int		nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp);
78
81
 
79
82
 int		nfsd_nrthreads(struct net *);
..
..
@@ -82,8 +85,22 @@
82
85
 int		nfsd_set_nrthreads(int n, int *, struct net *);
83
86
 int		nfsd_pool_stats_open(struct inode *, struct file *);
84
87
 int		nfsd_pool_stats_release(struct inode *, struct file *);
88
+void		nfsd_shutdown_threads(struct net *net);
85
89
 
86
90
 void		nfsd_destroy(struct net *net);
91
+
92
+bool		i_am_nfsd(void);
93
+
94
+struct nfsdfs_client {
95
+	struct kref cl_ref;
96
+	void (*cl_release)(struct kref *kref);
97
+};
98
+
99
+struct nfsdfs_client *get_nfsdfs_client(struct inode *);
100
+struct dentry *nfsd_client_mkdir(struct nfsd_net *nn,
101
+		struct nfsdfs_client *ncl, u32 id, const struct tree_descr *);
102
+void nfsd_client_rmdir(struct dentry *dentry);
103
+
87
104
 
88
105
 #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
89
106
 #ifdef CONFIG_NFSD_V2_ACL
..
..
@@ -98,10 +115,12 @@
98
115
 #endif
99
116
 #endif
100
117
 
118
+struct nfsd_net;
119
+
101
120
 enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL };
102
-int nfsd_vers(int vers, enum vers_op change);
103
-int nfsd_minorversion(u32 minorversion, enum vers_op change);
104
-void nfsd_reset_versions(void);
121
+int nfsd_vers(struct nfsd_net *nn, int vers, enum vers_op change);
122
+int nfsd_minorversion(struct nfsd_net *nn, u32 minorversion, enum vers_op change);
123
+void nfsd_reset_versions(struct nfsd_net *nn);
105
124
 int nfsd_create_serv(struct net *net);
106
125
 
107
126
 extern int nfsd_max_blksize;
..
..
@@ -109,6 +128,12 @@
109
128
 static inline int nfsd_v4client(struct svc_rqst *rq)
110
129
 {
111
130
 	return rq->rq_prog == NFS_PROGRAM && rq->rq_vers == 4;
131
+}
132
+static inline struct user_namespace *
133
+nfsd_user_namespace(const struct svc_rqst *rqstp)
134
+{
135
+	const struct cred *cred = rqstp->rq_xprt->xpt_cred;
136
+	return cred ? cred->user_ns : &init_user_ns;
112
137
 }
113
138
 
114
139
 /* 
..
..
@@ -122,7 +147,6 @@
122
147
 int nfs4_state_start_net(struct net *net);
123
148
 void nfs4_state_shutdown(void);
124
149
 void nfs4_state_shutdown_net(struct net *net);
125
-void nfs4_reset_lease(time_t leasetime);
126
150
 int nfs4_reset_recoverydir(char *recdir);
127
151
 char * nfs4_recoverydir(void);
128
152
 bool nfsd4_spo_must_allow(struct svc_rqst *rqstp);
..
..
@@ -133,7 +157,6 @@
133
157
 static inline int nfs4_state_start_net(struct net *net) { return 0; }
134
158
 static inline void nfs4_state_shutdown(void) { }
135
159
 static inline void nfs4_state_shutdown_net(struct net *net) { }
136
-static inline void nfs4_reset_lease(time_t leasetime) { }
137
160
 static inline int nfs4_reset_recoverydir(char *recdir) { return 0; }
138
161
 static inline char * nfs4_recoverydir(void) {return NULL; }
139
162
 static inline bool nfsd4_spo_must_allow(struct svc_rqst *rqstp)
..
..
@@ -260,7 +283,10 @@
260
283
 #define nfserr_union_notsupp		cpu_to_be32(NFS4ERR_UNION_NOTSUPP)
261
284
 #define nfserr_offload_denied		cpu_to_be32(NFS4ERR_OFFLOAD_DENIED)
262
285
 #define nfserr_wrong_lfs		cpu_to_be32(NFS4ERR_WRONG_LFS)
263
-#define nfserr_badlabel		cpu_to_be32(NFS4ERR_BADLABEL)
286
+#define nfserr_badlabel			cpu_to_be32(NFS4ERR_BADLABEL)
287
+#define nfserr_file_open		cpu_to_be32(NFS4ERR_FILE_OPEN)
288
+#define nfserr_xattr2big		cpu_to_be32(NFS4ERR_XATTR2BIG)
289
+#define nfserr_noxattr			cpu_to_be32(NFS4ERR_NOXATTR)
264
290
 
265
291
 /* error codes for internal use */
266
292
 /* if a request fails due to kmalloc failure, it gets dropped.
..
..
@@ -362,10 +388,42 @@
362
388
 	(NFSD4_1_SUPPORTED_ATTRS_WORD2 | \
363
389
 	FATTR4_WORD2_CHANGE_ATTR_TYPE | \
364
390
 	FATTR4_WORD2_MODE_UMASK | \
365
-	NFSD4_2_SECURITY_ATTRS)
391
+	NFSD4_2_SECURITY_ATTRS | \
392
+	FATTR4_WORD2_XATTR_SUPPORT)
366
393
 
367
394
 extern const u32 nfsd_suppattrs[3][3];
368
395
 
396
+static inline __be32 nfsd4_set_netaddr(struct sockaddr *addr,
397
+				    struct nfs42_netaddr *netaddr)
398
+{
399
+	struct sockaddr_in *sin = (struct sockaddr_in *)addr;
400
+	struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr;
401
+	unsigned int port;
402
+	size_t ret_addr, ret_port;
403
+
404
+	switch (addr->sa_family) {
405
+	case AF_INET:
406
+		port = ntohs(sin->sin_port);
407
+		sprintf(netaddr->netid, "tcp");
408
+		netaddr->netid_len = 3;
409
+		break;
410
+	case AF_INET6:
411
+		port = ntohs(sin6->sin6_port);
412
+		sprintf(netaddr->netid, "tcp6");
413
+		netaddr->netid_len = 4;
414
+		break;
415
+	default:
416
+		return nfserr_inval;
417
+	}
418
+	ret_addr = rpc_ntop(addr, netaddr->addr, sizeof(netaddr->addr));
419
+	ret_port = snprintf(netaddr->addr + ret_addr,
420
+			    RPCBIND_MAXUADDRLEN + 1 - ret_addr,
421
+			    ".%u.%u", port >> 8, port & 0xff);
422
+	WARN_ON(ret_port >= RPCBIND_MAXUADDRLEN + 1 - ret_addr);
423
+	netaddr->addr_len = ret_addr + ret_port;
424
+	return 0;
425
+}
426
+
369
427
 static inline bool bmval_is_subset(const u32 *bm1, const u32 *bm2)
370
428
 {
371
429
 	return !((bm1[0] & ~bm2[0]) ||