[PATCH] knfsd: nfsd4: refactor exp_pseudoroot

We could be using more common code in exp_pseudoroot().  This will also
simplify some changes we need to make later.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index cfe141e..ac5149d 100644 (file)
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1048,30 +1048,24 @@ int
 exp_pseudoroot(struct auth_domain *clp, struct svc_fh *fhp,
               struct cache_req *creq)
 {
-       struct svc_expkey *fsid_key;
        struct svc_export *exp;
        int rv;
        u32 fsidv[2];
 
        mk_fsid_v1(fsidv, 0);
 
-       fsid_key = exp_find_key(clp, 1, fsidv, creq);
-       if (IS_ERR(fsid_key) && PTR_ERR(fsid_key) == -EAGAIN)
+       exp = exp_find(clp, 1, fsidv, creq);
+       if (IS_ERR(exp) && PTR_ERR(exp) == -EAGAIN)
                return nfserr_dropit;
-       if (!fsid_key || IS_ERR(fsid_key))
-               return nfserr_perm;
-
-       exp = exp_get_by_name(clp, fsid_key->ek_mnt, fsid_key->ek_dentry, creq);
        if (exp == NULL)
                rv = nfserr_perm;
        else if (IS_ERR(exp))
                rv = nfserrno(PTR_ERR(exp));
        else {
                rv = fh_compose(fhp, exp,
-                               fsid_key->ek_dentry, NULL);
+                               exp->ex_dentry, NULL);
                exp_put(exp);
        }
-       cache_put(&fsid_key->h, &svc_expkey_cache);
        return rv;
 }