sb->s_blocksize = nfs_block_bits(server->wsize,
&sb->s_blocksize_bits);
- if (server->flags & NFS_MOUNT_NOAC)
- sb->s_flags |= MS_SYNCHRONOUS;
-
sb->s_bdi = &server->backing_dev_info;
nfs_super_set_maxbytes(sb, server->maxfilesize);
if (server->flags & NFS_MOUNT_UNSHARED)
compare_super = NULL;
+ /* -o noac implies -o sync */
+ if (server->flags & NFS_MOUNT_NOAC)
+ sb_mntdata.mntflags |= MS_SYNCHRONOUS;
+
/* Get a superblock - note that we may end up sharing one that already exists */
s = sget(fs_type, compare_super, nfs_set_super, &sb_mntdata);
if (IS_ERR(s)) {
if (server->flags & NFS_MOUNT_UNSHARED)
compare_super = NULL;
+ /* -o noac implies -o sync */
+ if (server->flags & NFS_MOUNT_NOAC)
+ sb_mntdata.mntflags |= MS_SYNCHRONOUS;
+
/* Get a superblock - note that we may end up sharing one that already exists */
s = sget(&nfs_fs_type, compare_super, nfs_set_super, &sb_mntdata);
if (IS_ERR(s)) {
if (server->flags & NFS4_MOUNT_UNSHARED)
compare_super = NULL;
+ /* -o noac implies -o sync */
+ if (server->flags & NFS_MOUNT_NOAC)
+ sb_mntdata.mntflags |= MS_SYNCHRONOUS;
+
/* Get a superblock - note that we may end up sharing one that already exists */
s = sget(&nfs4_fs_type, compare_super, nfs_set_super, &sb_mntdata);
if (IS_ERR(s)) {
static struct dentry *nfs_follow_remote_path(struct vfsmount *root_mnt,
const char *export_path)
{
- struct nameidata *nd = NULL;
struct mnt_namespace *ns_private;
struct super_block *s;
struct dentry *dentry;
+ struct path path;
int ret;
- nd = kmalloc(sizeof(*nd), GFP_KERNEL);
- if (nd == NULL)
- return ERR_PTR(-ENOMEM);
-
ns_private = create_mnt_ns(root_mnt);
ret = PTR_ERR(ns_private);
if (IS_ERR(ns_private))
goto out_put_mnt_ns;
ret = vfs_path_lookup(root_mnt->mnt_root, root_mnt,
- export_path, LOOKUP_FOLLOW, nd);
+ export_path, LOOKUP_FOLLOW, &path);
nfs_referral_loop_unprotect();
put_mnt_ns(ns_private);
if (ret != 0)
goto out_err;
- s = nd->path.mnt->mnt_sb;
+ s = path.mnt->mnt_sb;
atomic_inc(&s->s_active);
- dentry = dget(nd->path.dentry);
+ dentry = dget(path.dentry);
- path_put(&nd->path);
- kfree(nd);
+ path_put(&path);
down_write(&s->s_umount);
return dentry;
out_put_mnt_ns:
out_mntput:
mntput(root_mnt);
out_err:
- kfree(nd);
return ERR_PTR(ret);
}
if (server->flags & NFS4_MOUNT_UNSHARED)
compare_super = NULL;
+ /* -o noac implies -o sync */
+ if (server->flags & NFS_MOUNT_NOAC)
+ sb_mntdata.mntflags |= MS_SYNCHRONOUS;
+
/* Get a superblock - note that we may end up sharing one that already exists */
s = sget(&nfs4_fs_type, compare_super, nfs_set_super, &sb_mntdata);
if (IS_ERR(s)) {
if (server->flags & NFS4_MOUNT_UNSHARED)
compare_super = NULL;
+ /* -o noac implies -o sync */
+ if (server->flags & NFS_MOUNT_NOAC)
+ sb_mntdata.mntflags |= MS_SYNCHRONOUS;
+
/* Get a superblock - note that we may end up sharing one that already exists */
s = sget(&nfs4_fs_type, compare_super, nfs_set_super, &sb_mntdata);
if (IS_ERR(s)) {