diff options
Diffstat (limited to 'fs/nfsd')
-rw-r--r-- | fs/nfsd/Kconfig | 12 | ||||
-rw-r--r-- | fs/nfsd/export.c | 22 | ||||
-rw-r--r-- | fs/nfsd/nfsctl.c | 10 |
3 files changed, 41 insertions, 3 deletions
diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig index 4264377..18b3e89 100644 --- a/fs/nfsd/Kconfig +++ b/fs/nfsd/Kconfig @@ -28,6 +28,18 @@ config NFSD If unsure, say N. +config NFSD_DEPRECATED + bool "Include support for deprecated syscall interface to NFSD" + depends on NFSD + default y + help + The syscall interface to nfsd was obsoleted in 2.6.0 by a new + filesystem based interface. The old interface is due for removal + in 2.6.40. If you wish to remove the interface before then + say N. + + In unsure, say Y. + config NFSD_V2_ACL bool depends on NFSD diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c index e56827b..a3c7d0c 100644 --- a/fs/nfsd/export.c +++ b/fs/nfsd/export.c @@ -28,9 +28,6 @@ typedef struct auth_domain svc_client; typedef struct svc_export svc_export; -static void exp_do_unexport(svc_export *unexp); -static int exp_verify_string(char *cp, int max); - /* * We have two caches. * One maps client+vfsmnt+dentry to export options - the export map @@ -802,6 +799,7 @@ exp_find_key(svc_client *clp, int fsid_type, u32 *fsidv, struct cache_req *reqp) return ek; } +#ifdef CONFIG_NFSD_DEPRECATED static int exp_set_key(svc_client *clp, int fsid_type, u32 *fsidv, struct svc_export *exp) { @@ -852,6 +850,7 @@ exp_get_fsid_key(svc_client *clp, int fsid) return exp_find_key(clp, FSID_NUM, fsidv, NULL); } +#endif static svc_export *exp_get_by_name(svc_client *clp, const struct path *path, struct cache_req *reqp) @@ -893,6 +892,7 @@ static struct svc_export *exp_parent(svc_client *clp, struct path *path) return exp; } +#ifdef CONFIG_NFSD_DEPRECATED /* * Hashtable locking. Write locks are placed only by user processes * wanting to modify export information. @@ -925,6 +925,19 @@ exp_writeunlock(void) { up_write(&hash_sem); } +#else + +/* hash_sem not needed once deprecated interface is removed */ +void exp_readlock(void) {} +static inline void exp_writelock(void){} +void exp_readunlock(void) {} +static inline void exp_writeunlock(void){} + +#endif + +#ifdef CONFIG_NFSD_DEPRECATED +static void exp_do_unexport(svc_export *unexp); +static int exp_verify_string(char *cp, int max); static void exp_fsid_unhash(struct svc_export *exp) { @@ -1147,6 +1160,7 @@ out_unlock: exp_writeunlock(); return err; } +#endif /* CONFIG_NFSD_DEPRECATED */ /* * Obtain the root fh on behalf of a client. @@ -1529,6 +1543,7 @@ const struct seq_operations nfs_exports_op = { .show = e_show, }; +#ifdef CONFIG_NFSD_DEPRECATED /* * Add or modify a client. * Change requests may involve the list of host addresses. The list of @@ -1618,6 +1633,7 @@ exp_verify_string(char *cp, int max) printk(KERN_NOTICE "nfsd: couldn't validate string %s\n", cp); return 0; } +#endif /* CONFIG_NFSD_DEPRECATED */ /* * Initialize the exports module. diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index 7f0fc88..b278e44 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -22,6 +22,7 @@ */ enum { NFSD_Root = 1, +#ifdef CONFIG_NFSD_DEPRECATED NFSD_Svc, NFSD_Add, NFSD_Del, @@ -29,6 +30,7 @@ enum { NFSD_Unexport, NFSD_Getfd, NFSD_Getfs, +#endif NFSD_List, NFSD_Export_features, NFSD_Fh, @@ -54,6 +56,7 @@ enum { /* * write() for these nodes. */ +#ifdef CONFIG_NFSD_DEPRECATED static ssize_t write_svc(struct file *file, char *buf, size_t size); static ssize_t write_add(struct file *file, char *buf, size_t size); static ssize_t write_del(struct file *file, char *buf, size_t size); @@ -61,6 +64,7 @@ static ssize_t write_export(struct file *file, char *buf, size_t size); static ssize_t write_unexport(struct file *file, char *buf, size_t size); static ssize_t write_getfd(struct file *file, char *buf, size_t size); static ssize_t write_getfs(struct file *file, char *buf, size_t size); +#endif static ssize_t write_filehandle(struct file *file, char *buf, size_t size); static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size); static ssize_t write_unlock_fs(struct file *file, char *buf, size_t size); @@ -76,6 +80,7 @@ static ssize_t write_recoverydir(struct file *file, char *buf, size_t size); #endif static ssize_t (*write_op[])(struct file *, char *, size_t) = { +#ifdef CONFIG_NFSD_DEPRECATED [NFSD_Svc] = write_svc, [NFSD_Add] = write_add, [NFSD_Del] = write_del, @@ -83,6 +88,7 @@ static ssize_t (*write_op[])(struct file *, char *, size_t) = { [NFSD_Unexport] = write_unexport, [NFSD_Getfd] = write_getfd, [NFSD_Getfs] = write_getfs, +#endif [NFSD_Fh] = write_filehandle, [NFSD_FO_UnlockIP] = write_unlock_ip, [NFSD_FO_UnlockFS] = write_unlock_fs, @@ -196,6 +202,7 @@ static const struct file_operations pool_stats_operations = { * payload - write methods */ +#ifdef CONFIG_NFSD_DEPRECATED /** * write_svc - Start kernel's NFSD server * @@ -491,6 +498,7 @@ static ssize_t write_getfd(struct file *file, char *buf, size_t size) out: return err; } +#endif /* CONFIG_NFSD_DEPRECATED */ /** * write_unlock_ip - Release all locks used by a client @@ -1365,6 +1373,7 @@ static ssize_t write_recoverydir(struct file *file, char *buf, size_t size) static int nfsd_fill_super(struct super_block * sb, void * data, int silent) { static struct tree_descr nfsd_files[] = { +#ifdef CONFIG_NFSD_DEPRECATED [NFSD_Svc] = {".svc", &transaction_ops, S_IWUSR}, [NFSD_Add] = {".add", &transaction_ops, S_IWUSR}, [NFSD_Del] = {".del", &transaction_ops, S_IWUSR}, @@ -1372,6 +1381,7 @@ static int nfsd_fill_super(struct super_block * sb, void * data, int silent) [NFSD_Unexport] = {".unexport", &transaction_ops, S_IWUSR}, [NFSD_Getfd] = {".getfd", &transaction_ops, S_IWUSR|S_IRUSR}, [NFSD_Getfs] = {".getfs", &transaction_ops, S_IWUSR|S_IRUSR}, +#endif [NFSD_List] = {"exports", &exports_operations, S_IRUGO}, [NFSD_Export_features] = {"export_features", &export_features_operations, S_IRUGO}, |