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>
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60ed8cf78f
Коммит
0d5839ad05
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@ -75,7 +75,8 @@ static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *i
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/*
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* get an NFS2/NFS3 root dentry from the root filehandle
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*/
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struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh)
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struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh,
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const char *devname)
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{
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struct nfs_server *server = NFS_SB(sb);
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struct nfs_fsinfo fsinfo;
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@ -169,7 +170,8 @@ out:
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/*
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* get an NFS4 root dentry from the root filehandle
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*/
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struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh)
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struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh,
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const char *devname)
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{
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struct nfs_server *server = NFS_SB(sb);
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struct nfs_fattr *fattr = NULL;
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@ -254,9 +254,11 @@ extern char *nfs_path(const char *base,
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extern struct vfsmount *nfs_d_automount(struct path *path);
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/* getroot.c */
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extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *);
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extern struct dentry *nfs_get_root(struct super_block *, struct nfs_fh *,
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const char *);
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#ifdef CONFIG_NFS_V4
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extern struct dentry *nfs4_get_root(struct super_block *, struct nfs_fh *);
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extern struct dentry *nfs4_get_root(struct super_block *, struct nfs_fh *,
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const char *);
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extern int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh);
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#endif
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@ -2336,7 +2336,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
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s, data ? data->fscache_uniq : NULL, NULL);
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}
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mntroot = nfs_get_root(s, mntfh);
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mntroot = nfs_get_root(s, mntfh, dev_name);
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if (IS_ERR(mntroot)) {
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error = PTR_ERR(mntroot);
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goto error_splat_super;
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@ -2450,7 +2450,7 @@ nfs_xdev_mount(struct file_system_type *fs_type, int flags,
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nfs_fscache_get_super_cookie(s, NULL, data);
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}
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mntroot = nfs_get_root(s, data->fh);
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mntroot = nfs_get_root(s, data->fh, dev_name);
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if (IS_ERR(mntroot)) {
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error = PTR_ERR(mntroot);
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goto error_splat_super;
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@ -2718,7 +2718,7 @@ nfs4_remote_mount(struct file_system_type *fs_type, int flags,
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s, data ? data->fscache_uniq : NULL, NULL);
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}
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mntroot = nfs4_get_root(s, mntfh);
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mntroot = nfs4_get_root(s, mntfh, dev_name);
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if (IS_ERR(mntroot)) {
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error = PTR_ERR(mntroot);
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goto error_splat_super;
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@ -3033,7 +3033,7 @@ nfs4_xdev_mount(struct file_system_type *fs_type, int flags,
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nfs_fscache_get_super_cookie(s, NULL, data);
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}
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mntroot = nfs4_get_root(s, data->fh);
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mntroot = nfs4_get_root(s, data->fh, dev_name);
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if (IS_ERR(mntroot)) {
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error = PTR_ERR(mntroot);
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goto error_splat_super;
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@ -3120,7 +3120,7 @@ nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags,
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nfs_fscache_get_super_cookie(s, NULL, data);
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}
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mntroot = nfs4_get_root(s, mntfh);
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mntroot = nfs4_get_root(s, mntfh, dev_name);
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if (IS_ERR(mntroot)) {
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error = PTR_ERR(mntroot);
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goto error_splat_super;
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