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authorOlof Johansson <olof@lixom.net>2014-07-19 17:59:07 -0400
committerOlof Johansson <olof@lixom.net>2014-07-19 17:59:07 -0400
commit4e9816d012dbc28dc89559261c6ffbf8ffc440dd (patch)
treedee9f8b31f3d6d2fb141541da88e1cc1329b017e /include/linux/nfsd
parentda98f44f27d81d7fe9a41f69af4fe08c18d13b56 (diff)
parent1795cd9b3a91d4b5473c97f491d63892442212ab (diff)
Merge tag 'v3.16-rc5' into next/fixes-non-critical
Linux 3.16-rc5
Diffstat (limited to 'include/linux/nfsd')
-rw-r--r--include/linux/nfsd/debug.h19
-rw-r--r--include/linux/nfsd/export.h110
-rw-r--r--include/linux/nfsd/nfsfh.h63
-rw-r--r--include/linux/nfsd/stats.h45
4 files changed, 0 insertions, 237 deletions
diff --git a/include/linux/nfsd/debug.h b/include/linux/nfsd/debug.h
deleted file mode 100644
index 19ef8375b577..000000000000
--- a/include/linux/nfsd/debug.h
+++ /dev/null
@@ -1,19 +0,0 @@
1/*
2 * linux/include/linux/nfsd/debug.h
3 *
4 * Debugging-related stuff for nfsd
5 *
6 * Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
7 */
8#ifndef LINUX_NFSD_DEBUG_H
9#define LINUX_NFSD_DEBUG_H
10
11#include <uapi/linux/nfsd/debug.h>
12
13# undef ifdebug
14# ifdef NFSD_DEBUG
15# define ifdebug(flag) if (nfsd_debug & NFSDDBG_##flag)
16# else
17# define ifdebug(flag) if (0)
18# endif
19#endif /* LINUX_NFSD_DEBUG_H */
diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h
deleted file mode 100644
index 7898c997dfea..000000000000
--- a/include/linux/nfsd/export.h
+++ /dev/null
@@ -1,110 +0,0 @@
1/*
2 * include/linux/nfsd/export.h
3 *
4 * Public declarations for NFS exports. The definitions for the
5 * syscall interface are in nfsctl.h
6 *
7 * Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
8 */
9#ifndef NFSD_EXPORT_H
10#define NFSD_EXPORT_H
11
12# include <linux/nfsd/nfsfh.h>
13#include <uapi/linux/nfsd/export.h>
14
15/*
16 * FS Locations
17 */
18
19#define MAX_FS_LOCATIONS 128
20
21struct nfsd4_fs_location {
22 char *hosts; /* colon separated list of hosts */
23 char *path; /* slash separated list of path components */
24};
25
26struct nfsd4_fs_locations {
27 uint32_t locations_count;
28 struct nfsd4_fs_location *locations;
29/* If we're not actually serving this data ourselves (only providing a
30 * list of replicas that do serve it) then we set "migrated": */
31 int migrated;
32};
33
34/*
35 * We keep an array of pseudoflavors with the export, in order from most
36 * to least preferred. For the foreseeable future, we don't expect more
37 * than the eight pseudoflavors null, unix, krb5, krb5i, krb5p, skpm3,
38 * spkm3i, and spkm3p (and using all 8 at once should be rare).
39 */
40#define MAX_SECINFO_LIST 8
41
42struct exp_flavor_info {
43 u32 pseudoflavor;
44 u32 flags;
45};
46
47struct svc_export {
48 struct cache_head h;
49 struct auth_domain * ex_client;
50 int ex_flags;
51 struct path ex_path;
52 kuid_t ex_anon_uid;
53 kgid_t ex_anon_gid;
54 int ex_fsid;
55 unsigned char * ex_uuid; /* 16 byte fsid */
56 struct nfsd4_fs_locations ex_fslocs;
57 int ex_nflavors;
58 struct exp_flavor_info ex_flavors[MAX_SECINFO_LIST];
59 struct cache_detail *cd;
60};
61
62/* an "export key" (expkey) maps a filehandlefragement to an
63 * svc_export for a given client. There can be several per export,
64 * for the different fsid types.
65 */
66struct svc_expkey {
67 struct cache_head h;
68
69 struct auth_domain * ek_client;
70 int ek_fsidtype;
71 u32 ek_fsid[6];
72
73 struct path ek_path;
74};
75
76#define EX_ISSYNC(exp) (!((exp)->ex_flags & NFSEXP_ASYNC))
77#define EX_NOHIDE(exp) ((exp)->ex_flags & NFSEXP_NOHIDE)
78#define EX_WGATHER(exp) ((exp)->ex_flags & NFSEXP_GATHERED_WRITES)
79
80int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp);
81__be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp);
82
83/*
84 * Function declarations
85 */
86int nfsd_export_init(struct net *);
87void nfsd_export_shutdown(struct net *);
88void nfsd_export_flush(struct net *);
89struct svc_export * rqst_exp_get_by_name(struct svc_rqst *,
90 struct path *);
91struct svc_export * rqst_exp_parent(struct svc_rqst *,
92 struct path *);
93struct svc_export * rqst_find_fsidzero_export(struct svc_rqst *);
94int exp_rootfh(struct net *, struct auth_domain *,
95 char *path, struct knfsd_fh *, int maxsize);
96__be32 exp_pseudoroot(struct svc_rqst *, struct svc_fh *);
97__be32 nfserrno(int errno);
98
99static inline void exp_put(struct svc_export *exp)
100{
101 cache_put(&exp->h, exp->cd);
102}
103
104static inline void exp_get(struct svc_export *exp)
105{
106 cache_get(&exp->h);
107}
108struct svc_export * rqst_exp_find(struct svc_rqst *, int, u32 *);
109
110#endif /* NFSD_EXPORT_H */
diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h
deleted file mode 100644
index a93593f1fa4e..000000000000
--- a/include/linux/nfsd/nfsfh.h
+++ /dev/null
@@ -1,63 +0,0 @@
1/*
2 * include/linux/nfsd/nfsfh.h
3 *
4 * This file describes the layout of the file handles as passed
5 * over the wire.
6 *
7 * Earlier versions of knfsd used to sign file handles using keyed MD5
8 * or SHA. I've removed this code, because it doesn't give you more
9 * security than blocking external access to port 2049 on your firewall.
10 *
11 * Copyright (C) 1995, 1996, 1997 Olaf Kirch <okir@monad.swb.de>
12 */
13#ifndef _LINUX_NFSD_FH_H
14#define _LINUX_NFSD_FH_H
15
16# include <linux/sunrpc/svc.h>
17#include <uapi/linux/nfsd/nfsfh.h>
18
19static inline __u32 ino_t_to_u32(ino_t ino)
20{
21 return (__u32) ino;
22}
23
24static inline ino_t u32_to_ino_t(__u32 uino)
25{
26 return (ino_t) uino;
27}
28
29/*
30 * This is the internal representation of an NFS handle used in knfsd.
31 * pre_mtime/post_version will be used to support wcc_attr's in NFSv3.
32 */
33typedef struct svc_fh {
34 struct knfsd_fh fh_handle; /* FH data */
35 struct dentry * fh_dentry; /* validated dentry */
36 struct svc_export * fh_export; /* export pointer */
37 int fh_maxsize; /* max size for fh_handle */
38
39 unsigned char fh_locked; /* inode locked by us */
40 unsigned char fh_want_write; /* remount protection taken */
41
42#ifdef CONFIG_NFSD_V3
43 unsigned char fh_post_saved; /* post-op attrs saved */
44 unsigned char fh_pre_saved; /* pre-op attrs saved */
45
46 /* Pre-op attributes saved during fh_lock */
47 __u64 fh_pre_size; /* size before operation */
48 struct timespec fh_pre_mtime; /* mtime before oper */
49 struct timespec fh_pre_ctime; /* ctime before oper */
50 /*
51 * pre-op nfsv4 change attr: note must check IS_I_VERSION(inode)
52 * to find out if it is valid.
53 */
54 u64 fh_pre_change;
55
56 /* Post-op attributes saved in fh_unlock */
57 struct kstat fh_post_attr; /* full attrs after operation */
58 u64 fh_post_change; /* nfsv4 change; see above */
59#endif /* CONFIG_NFSD_V3 */
60
61} svc_fh;
62
63#endif /* _LINUX_NFSD_FH_H */
diff --git a/include/linux/nfsd/stats.h b/include/linux/nfsd/stats.h
deleted file mode 100644
index e75b2544ff12..000000000000
--- a/include/linux/nfsd/stats.h
+++ /dev/null
@@ -1,45 +0,0 @@
1/*
2 * linux/include/linux/nfsd/stats.h
3 *
4 * Statistics for NFS server.
5 *
6 * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
7 */
8#ifndef LINUX_NFSD_STATS_H
9#define LINUX_NFSD_STATS_H
10
11#include <uapi/linux/nfsd/stats.h>
12
13
14struct nfsd_stats {
15 unsigned int rchits; /* repcache hits */
16 unsigned int rcmisses; /* repcache hits */
17 unsigned int rcnocache; /* uncached reqs */
18 unsigned int fh_stale; /* FH stale error */
19 unsigned int fh_lookup; /* dentry cached */
20 unsigned int fh_anon; /* anon file dentry returned */
21 unsigned int fh_nocache_dir; /* filehandle not found in dcache */
22 unsigned int fh_nocache_nondir; /* filehandle not found in dcache */
23 unsigned int io_read; /* bytes returned to read requests */
24 unsigned int io_write; /* bytes passed in write requests */
25 unsigned int th_cnt; /* number of available threads */
26 unsigned int th_usage[10]; /* number of ticks during which n perdeciles
27 * of available threads were in use */
28 unsigned int th_fullcnt; /* number of times last free thread was used */
29 unsigned int ra_size; /* size of ra cache */
30 unsigned int ra_depth[11]; /* number of times ra entry was found that deep
31 * in the cache (10percentiles). [10] = not found */
32#ifdef CONFIG_NFSD_V4
33 unsigned int nfs4_opcount[LAST_NFS4_OP + 1]; /* count of individual nfsv4 operations */
34#endif
35
36};
37
38
39extern struct nfsd_stats nfsdstats;
40extern struct svc_stat nfsd_svcstats;
41
42void nfsd_stat_init(void);
43void nfsd_stat_shutdown(void);
44
45#endif /* LINUX_NFSD_STATS_H */
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