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authorAl Viro <viro@zeniv.linux.org.uk>2011-03-16 05:27:27 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-16 16:27:04 -0400
commit0d5839ad05acd0fe2a84a39f33ac5efdf634a5a5 (patch)
treea84d6d3a1169a8ff4598cf1337c5e5e75863f6e2 /fs/nfs
parent60ed8cf78f886753e454b671841c0a3a0e55e915 (diff)
nfs: propagate devname to nfs{,4}_get_root()
step 1 of ->mnt_devname fixes: make sure we have the value of devname available in ..._get_root(). Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/getroot.c6
-rw-r--r--fs/nfs/internal.h6
-rw-r--r--fs/nfs/super.c10
3 files changed, 13 insertions, 9 deletions
diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c
index b5ffe8fa291..4d6e5a317e6 100644
--- a/fs/nfs/getroot.c
+++ b/fs/nfs/getroot.c
@@ -75,7 +75,8 @@ static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *i
/*
* get an NFS2/NFS3 root dentry from the root filehandle
*/
-struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh)
+struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh,
+ const char *devname)
{
struct nfs_server *server = NFS_SB(sb);
struct nfs_fsinfo fsinfo;
@@ -169,7 +170,8 @@ out:
/*
* get an NFS4 root dentry from the root filehandle
*/
-struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh)
+struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh,
+ const char *devname)
{
struct nfs_server *server = NFS_SB(sb);
struct nfs_fattr *fattr = NULL;
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index cf9fdbdabc6..9e5a003ccc5 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -254,9 +254,11 @@ extern char *nfs_path(const char *base,
extern struct vfsmount *nfs_d_automount(struct path *path);
/* getroot.c */
-extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *);
+extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *,
+ const char *);
#ifdef CONFIG_NFS_V4
-extern struct dentry *nfs4_get_root(struct super_block *, struct nfs_fh *);
+extern struct dentry *nfs4_get_root(struct super_block *, struct nfs_fh *,
+ const char *);
extern int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh);
#endif
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index b68c8607770..1d81032b226 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -2336,7 +2336,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
s, data ? data->fscache_uniq : NULL, NULL);
}
- mntroot = nfs_get_root(s, mntfh);
+ mntroot = nfs_get_root(s, mntfh, dev_name);
if (IS_ERR(mntroot)) {
error = PTR_ERR(mntroot);
goto error_splat_super;
@@ -2450,7 +2450,7 @@ nfs_xdev_mount(struct file_system_type *fs_type, int flags,
nfs_fscache_get_super_cookie(s, NULL, data);
}
- mntroot = nfs_get_root(s, data->fh);
+ mntroot = nfs_get_root(s, data->fh, dev_name);
if (IS_ERR(mntroot)) {
error = PTR_ERR(mntroot);
goto error_splat_super;
@@ -2718,7 +2718,7 @@ nfs4_remote_mount(struct file_system_type *fs_type, int flags,
s, data ? data->fscache_uniq : NULL, NULL);
}
- mntroot = nfs4_get_root(s, mntfh);
+ mntroot = nfs4_get_root(s, mntfh, dev_name);
if (IS_ERR(mntroot)) {
error = PTR_ERR(mntroot);
goto error_splat_super;
@@ -3033,7 +3033,7 @@ nfs4_xdev_mount(struct file_system_type *fs_type, int flags,
nfs_fscache_get_super_cookie(s, NULL, data);
}
- mntroot = nfs4_get_root(s, data->fh);
+ mntroot = nfs4_get_root(s, data->fh, dev_name);
if (IS_ERR(mntroot)) {
error = PTR_ERR(mntroot);
goto error_splat_super;
@@ -3120,7 +3120,7 @@ nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags,
nfs_fscache_get_super_cookie(s, NULL, data);
}
- mntroot = nfs4_get_root(s, mntfh);
+ mntroot = nfs4_get_root(s, mntfh, dev_name);
if (IS_ERR(mntroot)) {
error = PTR_ERR(mntroot);
goto error_splat_super;