I'm embedding struct path into struct svc_export.
Signed-off-by: Jan Blunck <[EMAIL PROTECTED]>
Acked-by: J. Bruce Fields <[EMAIL PROTECTED]>
Acked-by: Christoph Hellwig <[EMAIL PROTECTED]>
---
fs/nfsd/export.c | 68 +++++++++++++++++++++-----------------------
fs/nfsd/nfs3proc.c | 2 -
fs/nfsd/nfs3xdr.c | 4 +-
fs/nfsd/nfs4proc.c | 4 +-
fs/nfsd/nfs4xdr.c | 12 +++----
fs/nfsd/nfsfh.c | 26 ++++++++--------
fs/nfsd/nfsproc.c | 6 +--
fs/nfsd/nfsxdr.c | 2 -
fs/nfsd/vfs.c | 22 +++++++-------
include/linux/nfsd/export.h | 5 +--
10 files changed, 74 insertions(+), 77 deletions(-)
Index: b/fs/nfsd/export.c
===================================================================
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -332,10 +332,9 @@ static void nfsd4_fslocs_free(struct nfs
static void svc_export_put(struct kref *ref)
{
struct svc_export *exp = container_of(ref, struct svc_export, h.ref);
- dput(exp->ex_dentry);
- mntput(exp->ex_mnt);
+ path_put(&exp->ex_path);
auth_domain_put(exp->ex_client);
- kfree(exp->ex_path);
+ kfree(exp->ex_pathname);
nfsd4_fslocs_free(&exp->ex_fslocs);
kfree(exp);
}
@@ -349,7 +348,7 @@ static void svc_export_request(struct ca
char *pth;
qword_add(bpp, blen, exp->ex_client->name);
- pth = d_path(exp->ex_dentry, exp->ex_mnt, *bpp, *blen);
+ pth = d_path(exp->ex_path.dentry, exp->ex_path.mnt, *bpp, *blen);
if (IS_ERR(pth)) {
/* is this correct? */
(*bpp)[0] = '\n';
@@ -508,7 +507,7 @@ static int svc_export_parse(struct cache
int an_int;
nd.path.dentry = NULL;
- exp.ex_path = NULL;
+ exp.ex_pathname = NULL;
/* fs locations */
exp.ex_fslocs.locations = NULL;
@@ -547,11 +546,11 @@ static int svc_export_parse(struct cache
exp.h.flags = 0;
exp.ex_client = dom;
- exp.ex_mnt = nd.path.mnt;
- exp.ex_dentry = nd.path.dentry;
- exp.ex_path = kstrdup(buf, GFP_KERNEL);
+ exp.ex_path.mnt = nd.path.mnt;
+ exp.ex_path.dentry = nd.path.dentry;
+ exp.ex_pathname = kstrdup(buf, GFP_KERNEL);
err = -ENOMEM;
- if (!exp.ex_path)
+ if (!exp.ex_pathname)
goto out;
/* expiry */
@@ -628,7 +627,7 @@ static int svc_export_parse(struct cache
out:
nfsd4_fslocs_free(&exp.ex_fslocs);
kfree(exp.ex_uuid);
- kfree(exp.ex_path);
+ kfree(exp.ex_pathname);
if (nd.path.dentry)
path_put(&nd.path);
out_no_path:
@@ -653,7 +652,7 @@ static int svc_export_show(struct seq_fi
return 0;
}
exp = container_of(h, struct svc_export, h);
- seq_path(m, exp->ex_mnt, exp->ex_dentry, " \t\n\\");
+ seq_path(m, exp->ex_path.mnt, exp->ex_path.dentry, " \t\n\\");
seq_putc(m, '\t');
seq_escape(m, exp->ex_client->name, " \t\n\\");
seq_putc(m, '(');
@@ -680,8 +679,8 @@ static int svc_export_match(struct cache
struct svc_export *orig = container_of(a, struct svc_export, h);
struct svc_export *new = container_of(b, struct svc_export, h);
return orig->ex_client == new->ex_client &&
- orig->ex_dentry == new->ex_dentry &&
- orig->ex_mnt == new->ex_mnt;
+ orig->ex_path.dentry == new->ex_path.dentry &&
+ orig->ex_path.mnt == new->ex_path.mnt;
}
static void svc_export_init(struct cache_head *cnew, struct cache_head *citem)
@@ -691,9 +690,9 @@ static void svc_export_init(struct cache
kref_get(&item->ex_client->ref);
new->ex_client = item->ex_client;
- new->ex_dentry = dget(item->ex_dentry);
- new->ex_mnt = mntget(item->ex_mnt);
- new->ex_path = NULL;
+ new->ex_path.dentry = dget(item->ex_path.dentry);
+ new->ex_path.mnt = mntget(item->ex_path.mnt);
+ new->ex_pathname = NULL;
new->ex_fslocs.locations = NULL;
new->ex_fslocs.locations_count = 0;
new->ex_fslocs.migrated = 0;
@@ -711,8 +710,8 @@ static void export_update(struct cache_h
new->ex_fsid = item->ex_fsid;
new->ex_uuid = item->ex_uuid;
item->ex_uuid = NULL;
- new->ex_path = item->ex_path;
- item->ex_path = NULL;
+ new->ex_pathname = item->ex_pathname;
+ item->ex_pathname = NULL;
new->ex_fslocs.locations = item->ex_fslocs.locations;
item->ex_fslocs.locations = NULL;
new->ex_fslocs.locations_count = item->ex_fslocs.locations_count;
@@ -755,8 +754,8 @@ svc_export_lookup(struct svc_export *exp
struct cache_head *ch;
int hash;
hash = hash_ptr(exp->ex_client, EXPORT_HASHBITS);
- hash ^= hash_ptr(exp->ex_dentry, EXPORT_HASHBITS);
- hash ^= hash_ptr(exp->ex_mnt, EXPORT_HASHBITS);
+ hash ^= hash_ptr(exp->ex_path.dentry, EXPORT_HASHBITS);
+ hash ^= hash_ptr(exp->ex_path.mnt, EXPORT_HASHBITS);
ch = sunrpc_cache_lookup(&svc_export_cache, &exp->h,
hash);
@@ -772,8 +771,8 @@ svc_export_update(struct svc_export *new
struct cache_head *ch;
int hash;
hash = hash_ptr(old->ex_client, EXPORT_HASHBITS);
- hash ^= hash_ptr(old->ex_dentry, EXPORT_HASHBITS);
- hash ^= hash_ptr(old->ex_mnt, EXPORT_HASHBITS);
+ hash ^= hash_ptr(old->ex_path.dentry, EXPORT_HASHBITS);
+ hash ^= hash_ptr(old->ex_path.mnt, EXPORT_HASHBITS);
ch = sunrpc_cache_update(&svc_export_cache, &new->h,
&old->h,
@@ -815,8 +814,8 @@ static int exp_set_key(svc_client *clp,
key.ek_client = clp;
key.ek_fsidtype = fsid_type;
memcpy(key.ek_fsid, fsidv, key_len(fsid_type));
- key.ek_mnt = exp->ex_mnt;
- key.ek_dentry = exp->ex_dentry;
+ key.ek_mnt = exp->ex_path.mnt;
+ key.ek_dentry = exp->ex_path.dentry;
key.h.expiry_time = NEVER;
key.h.flags = 0;
@@ -870,8 +869,8 @@ static svc_export *exp_get_by_name(svc_c
return ERR_PTR(-ENOENT);
key.ex_client = clp;
- key.ex_mnt = mnt;
- key.ex_dentry = dentry;
+ key.ex_path.mnt = mnt;
+ key.ex_path.dentry = dentry;
exp = svc_export_lookup(&key);
if (exp == NULL)
@@ -968,7 +967,7 @@ static int exp_fsid_hash(svc_client *clp
static int exp_hash(struct auth_domain *clp, struct svc_export *exp)
{
u32 fsid[2];
- struct inode *inode = exp->ex_dentry->d_inode;
+ struct inode *inode = exp->ex_path.dentry->d_inode;
dev_t dev = inode->i_sb->s_dev;
if (old_valid_dev(dev)) {
@@ -982,7 +981,7 @@ static int exp_hash(struct auth_domain *
static void exp_unhash(struct svc_export *exp)
{
struct svc_expkey *ek;
- struct inode *inode = exp->ex_dentry->d_inode;
+ struct inode *inode = exp->ex_path.dentry->d_inode;
ek = exp_get_key(exp->ex_client, inode->i_sb->s_dev, inode->i_ino);
if (!IS_ERR(ek)) {
@@ -1064,12 +1063,11 @@ exp_export(struct nfsctl_export *nxp)
new.h.expiry_time = NEVER;
new.h.flags = 0;
- new.ex_path = kstrdup(nxp->ex_path, GFP_KERNEL);
- if (!new.ex_path)
+ new.ex_pathname = kstrdup(nxp->ex_path, GFP_KERNEL);
+ if (!new.ex_pathname)
goto finish;
new.ex_client = clp;
- new.ex_mnt = nd.path.mnt;
- new.ex_dentry = nd.path.dentry;
+ new.ex_path = nd.path;
new.ex_flags = nxp->ex_flags;
new.ex_anon_uid = nxp->ex_anon_uid;
new.ex_anon_gid = nxp->ex_anon_gid;
@@ -1090,8 +1088,8 @@ exp_export(struct nfsctl_export *nxp)
} else
err = 0;
finish:
- if (new.ex_path)
- kfree(new.ex_path);
+ if (new.ex_pathname)
+ kfree(new.ex_pathname);
if (exp)
exp_put(exp);
if (fsid_key && !IS_ERR(fsid_key))
@@ -1362,7 +1360,7 @@ exp_pseudoroot(struct svc_rqst *rqstp, s
return nfserr_perm;
if (IS_ERR(exp))
return nfserrno(PTR_ERR(exp));
- rv = fh_compose(fhp, exp, exp->ex_dentry, NULL);
+ rv = fh_compose(fhp, exp, exp->ex_path.dentry, NULL);
if (rv)
goto out;
rv = check_nfsd_access(exp, rqstp);
Index: b/fs/nfsd/nfs3proc.c
===================================================================
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -67,7 +67,7 @@ nfsd3_proc_getattr(struct svc_rqst *rqst
if (nfserr)
RETURN_STATUS(nfserr);
- err = vfs_getattr(resp->fh.fh_export->ex_mnt,
+ err = vfs_getattr(resp->fh.fh_export->ex_path.mnt,
resp->fh.fh_dentry, &resp->stat);
nfserr = nfserrno(err);
Index: b/fs/nfsd/nfs3xdr.c
===================================================================
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -217,7 +217,7 @@ encode_post_op_attr(struct svc_rqst *rqs
int err;
struct kstat stat;
- err = vfs_getattr(fhp->fh_export->ex_mnt, dentry, &stat);
+ err = vfs_getattr(fhp->fh_export->ex_path.mnt, dentry, &stat);
if (!err) {
*p++ = xdr_one; /* attributes follow */
lease_get_mtime(dentry->d_inode, &stat.mtime);
@@ -269,7 +269,7 @@ void fill_post_wcc(struct svc_fh *fhp)
if (fhp->fh_post_saved)
printk("nfsd: inode locked twice during operation.\n");
- err = vfs_getattr(fhp->fh_export->ex_mnt, fhp->fh_dentry,
+ err = vfs_getattr(fhp->fh_export->ex_path.mnt, fhp->fh_dentry,
&fhp->fh_post_attr);
if (err)
fhp->fh_post_saved = 0;
Index: b/fs/nfsd/nfs4proc.c
===================================================================
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -658,7 +658,7 @@ nfsd4_setattr(struct svc_rqst *rqstp, st
return status;
}
}
- status = mnt_want_write(cstate->current_fh.fh_export->ex_mnt);
+ status = mnt_want_write(cstate->current_fh.fh_export->ex_path.mnt);
if (status)
return status;
status = nfs_ok;
@@ -670,7 +670,7 @@ nfsd4_setattr(struct svc_rqst *rqstp, st
status = nfsd_setattr(rqstp, &cstate->current_fh, &setattr->sa_iattr,
0, (time_t)0);
out:
- mnt_drop_write(cstate->current_fh.fh_export->ex_mnt);
+ mnt_drop_write(cstate->current_fh.fh_export->ex_path.mnt);
return status;
}
Index: b/fs/nfsd/nfs4xdr.c
===================================================================
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1325,9 +1325,9 @@ static char *nfsd4_path(struct svc_rqst
*stat = exp_pseudoroot(rqstp, &tmp_fh);
if (*stat)
return NULL;
- rootpath = tmp_fh.fh_export->ex_path;
+ rootpath = tmp_fh.fh_export->ex_pathname;
- path = exp->ex_path;
+ path = exp->ex_pathname;
if (strncmp(path, rootpath, strlen(rootpath))) {
dprintk("nfsd: fs_locations failed;"
@@ -1476,7 +1476,7 @@ nfsd4_encode_fattr(struct svc_fh *fhp, s
goto out;
}
- err = vfs_getattr(exp->ex_mnt, dentry, &stat);
+ err = vfs_getattr(exp->ex_path.mnt, dentry, &stat);
if (err)
goto out_nfserr;
if ((bmval0 & (FATTR4_WORD0_FILES_FREE | FATTR4_WORD0_FILES_TOTAL |
@@ -1828,9 +1828,9 @@ out_acl:
if (bmval1 & FATTR4_WORD1_MOUNTED_ON_FILEID) {
if ((buflen -= 8) < 0)
goto out_resource;
- if (exp->ex_mnt->mnt_root->d_inode == dentry->d_inode) {
- err = vfs_getattr(exp->ex_mnt->mnt_parent,
- exp->ex_mnt->mnt_mountpoint, &stat);
+ if (exp->ex_path.mnt->mnt_root->d_inode == dentry->d_inode) {
+ err = vfs_getattr(exp->ex_path.mnt->mnt_parent,
+ exp->ex_path.mnt->mnt_mountpoint, &stat);
if (err)
goto out_nfserr;
}
Index: b/fs/nfsd/nfsfh.c
===================================================================
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -46,7 +46,7 @@ static int nfsd_acceptable(void *expv, s
return 1;
tdentry = dget(dentry);
- while (tdentry != exp->ex_dentry && ! IS_ROOT(tdentry)) {
+ while (tdentry != exp->ex_path.dentry && ! IS_ROOT(tdentry)) {
/* make sure parents give x permission to user */
int err;
parent = dget_parent(tdentry);
@@ -58,9 +58,9 @@ static int nfsd_acceptable(void *expv, s
dput(tdentry);
tdentry = parent;
}
- if (tdentry != exp->ex_dentry)
+ if (tdentry != exp->ex_path.dentry)
dprintk("nfsd_acceptable failed at %p %s\n", tdentry,
tdentry->d_name.name);
- rv = (tdentry == exp->ex_dentry);
+ rv = (tdentry == exp->ex_path.dentry);
dput(tdentry);
return rv;
}
@@ -203,9 +203,9 @@ fh_verify(struct svc_rqst *rqstp, struct
fileid_type = fh->fh_fileid_type;
if (fileid_type == FILEID_ROOT)
- dentry = dget(exp->ex_dentry);
+ dentry = dget(exp->ex_path.dentry);
else {
- dentry = exportfs_decode_fh(exp->ex_mnt, fid,
+ dentry = exportfs_decode_fh(exp->ex_path.mnt, fid,
data_left, fileid_type,
nfsd_acceptable, exp);
}
@@ -289,7 +289,7 @@ out:
static void _fh_update(struct svc_fh *fhp, struct svc_export *exp,
struct dentry *dentry)
{
- if (dentry != exp->ex_dentry) {
+ if (dentry != exp->ex_path.dentry) {
struct fid *fid = (struct fid *)
(fhp->fh_handle.fh_auth + fhp->fh_handle.fh_size/4 - 1);
int maxsize = (fhp->fh_maxsize - fhp->fh_handle.fh_size)/4;
@@ -334,12 +334,12 @@ fh_compose(struct svc_fh *fhp, struct sv
struct inode * inode = dentry->d_inode;
struct dentry *parent = dentry->d_parent;
__u32 *datap;
- dev_t ex_dev = exp->ex_dentry->d_inode->i_sb->s_dev;
- int root_export = (exp->ex_dentry == exp->ex_dentry->d_sb->s_root);
+ dev_t ex_dev = exp->ex_path.dentry->d_inode->i_sb->s_dev;
+ int root_export = (exp->ex_path.dentry ==
exp->ex_path.dentry->d_sb->s_root);
dprintk("nfsd: fh_compose(exp %02x:%02x/%ld %s/%s, ino=%ld)\n",
MAJOR(ex_dev), MINOR(ex_dev),
- (long) exp->ex_dentry->d_inode->i_ino,
+ (long) exp->ex_path.dentry->d_inode->i_ino,
parent->d_name.name, dentry->d_name.name,
(inode ? inode->i_ino : 0));
@@ -381,7 +381,7 @@ fh_compose(struct svc_fh *fhp, struct sv
/* FALL THROUGH */
case FSID_MAJOR_MINOR:
case FSID_ENCODE_DEV:
- if (!(exp->ex_dentry->d_inode->i_sb->s_type->fs_flags
+ if
(!(exp->ex_path.dentry->d_inode->i_sb->s_type->fs_flags
& FS_REQUIRES_DEV))
goto retry;
break;
@@ -444,7 +444,7 @@ fh_compose(struct svc_fh *fhp, struct sv
fhp->fh_handle.ofh_dev = old_encode_dev(ex_dev);
fhp->fh_handle.ofh_xdev = fhp->fh_handle.ofh_dev;
fhp->fh_handle.ofh_xino =
- ino_t_to_u32(exp->ex_dentry->d_inode->i_ino);
+ ino_t_to_u32(exp->ex_path.dentry->d_inode->i_ino);
fhp->fh_handle.ofh_dirino = ino_t_to_u32(parent_ino(dentry));
if (inode)
_fh_update_old(dentry, exp, &fhp->fh_handle);
@@ -455,7 +455,7 @@ fh_compose(struct svc_fh *fhp, struct sv
datap = fhp->fh_handle.fh_auth+0;
fhp->fh_handle.fh_fsid_type = fsid_type;
mk_fsid(fsid_type, datap, ex_dev,
- exp->ex_dentry->d_inode->i_ino,
+ exp->ex_path.dentry->d_inode->i_ino,
exp->ex_fsid, exp->ex_uuid);
len = key_len(fsid_type);
@@ -561,7 +561,7 @@ enum fsid_source fsid_source(struct svc_
case FSID_DEV:
case FSID_ENCODE_DEV:
case FSID_MAJOR_MINOR:
- if (fhp->fh_export->ex_dentry->d_inode->i_sb->s_type->fs_flags
+ if
(fhp->fh_export->ex_path.dentry->d_inode->i_sb->s_type->fs_flags
& FS_REQUIRES_DEV)
return FSIDSOURCE_DEV;
break;
Index: b/fs/nfsd/nfsproc.c
===================================================================
--- a/fs/nfsd/nfsproc.c
+++ b/fs/nfsd/nfsproc.c
@@ -41,7 +41,7 @@ static __be32
nfsd_return_attrs(__be32 err, struct nfsd_attrstat *resp)
{
if (err) return err;
- return nfserrno(vfs_getattr(resp->fh.fh_export->ex_mnt,
+ return nfserrno(vfs_getattr(resp->fh.fh_export->ex_path.mnt,
resp->fh.fh_dentry,
&resp->stat));
}
@@ -49,7 +49,7 @@ static __be32
nfsd_return_dirop(__be32 err, struct nfsd_diropres *resp)
{
if (err) return err;
- return nfserrno(vfs_getattr(resp->fh.fh_export->ex_mnt,
+ return nfserrno(vfs_getattr(resp->fh.fh_export->ex_path.mnt,
resp->fh.fh_dentry,
&resp->stat));
}
@@ -164,7 +164,7 @@ nfsd_proc_read(struct svc_rqst *rqstp, s
&resp->count);
if (nfserr) return nfserr;
- return nfserrno(vfs_getattr(resp->fh.fh_export->ex_mnt,
+ return nfserrno(vfs_getattr(resp->fh.fh_export->ex_path.mnt,
resp->fh.fh_dentry,
&resp->stat));
}
Index: b/fs/nfsd/nfsxdr.c
===================================================================
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -206,7 +206,7 @@ encode_fattr(struct svc_rqst *rqstp, __b
__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh
*fhp)
{
struct kstat stat;
- vfs_getattr(fhp->fh_export->ex_mnt, fhp->fh_dentry, &stat);
+ vfs_getattr(fhp->fh_export->ex_path.mnt, fhp->fh_dentry, &stat);
return encode_fattr(rqstp, p, fhp, &stat);
}
Index: b/fs/nfsd/vfs.c
===================================================================
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -101,7 +101,7 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, s
{
struct svc_export *exp = *expp, *exp2 = NULL;
struct dentry *dentry = *dpp;
- struct vfsmount *mnt = mntget(exp->ex_mnt);
+ struct vfsmount *mnt = mntget(exp->ex_path.mnt);
struct dentry *mounts = dget(dentry);
int err = 0;
@@ -156,7 +156,7 @@ nfsd_lookup_dentry(struct svc_rqst *rqst
if (isdotent(name, len)) {
if (len==1)
dentry = dget(dparent);
- else if (dparent != exp->ex_dentry) {
+ else if (dparent != exp->ex_path.dentry) {
dentry = dget_parent(dparent);
} else if (!EX_NOHIDE(exp))
dentry = dget(dparent); /* .. == . just like at / */
@@ -164,7 +164,7 @@ nfsd_lookup_dentry(struct svc_rqst *rqst
/* checking mountpoint crossing is very different when
stepping up */
struct svc_export *exp2 = NULL;
struct dentry *dp;
- struct vfsmount *mnt = mntget(exp->ex_mnt);
+ struct vfsmount *mnt = mntget(exp->ex_path.mnt);
dentry = dget(dparent);
while(dentry == mnt->mnt_root && follow_up(&mnt,
&dentry))
;
@@ -721,7 +721,7 @@ nfsd_open(struct svc_rqst *rqstp, struct
DQUOT_INIT(inode);
}
- *filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_mnt),
flags);
+ *filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_path.mnt),
flags);
if (IS_ERR(*filp))
host_err = PTR_ERR(*filp);
out_nfserr:
@@ -1242,11 +1242,11 @@ nfsd_create(struct svc_rqst *rqstp, stru
case S_IFBLK:
case S_IFIFO:
case S_IFSOCK:
- host_err = mnt_want_write(fhp->fh_export->ex_mnt);
+ host_err = mnt_want_write(fhp->fh_export->ex_path.mnt);
if (host_err)
break;
host_err = vfs_mknod(dirp, dchild, iap->ia_mode, rdev);
- mnt_drop_write(fhp->fh_export->ex_mnt);
+ mnt_drop_write(fhp->fh_export->ex_path.mnt);
break;
default:
printk("nfsd: bad file type %o in nfsd_create\n", type);
@@ -1457,7 +1457,7 @@ nfsd_readlink(struct svc_rqst *rqstp, st
if (!inode->i_op || !inode->i_op->readlink)
goto out;
- touch_atime(fhp->fh_export->ex_mnt, dentry);
+ touch_atime(fhp->fh_export->ex_path.mnt, dentry);
/* N.B. Why does this call need a get_fs()??
* Remove the set_fs and watch the fireworks:-) --okir
*/
@@ -1680,9 +1680,9 @@ nfsd_rename(struct svc_rqst *rqstp, stru
}
host_err = -EXDEV;
- if (ffhp->fh_export->ex_mnt != tfhp->fh_export->ex_mnt)
+ if (ffhp->fh_export->ex_path.mnt != tfhp->fh_export->ex_path.mnt)
goto out_dput_new;
- host_err = mnt_want_write(ffhp->fh_export->ex_mnt);
+ host_err = mnt_want_write(ffhp->fh_export->ex_path.mnt);
if (host_err)
goto out_dput_new;
@@ -1866,7 +1866,7 @@ nfsd_permission(struct svc_rqst *rqstp,
inode->i_mode,
IS_IMMUTABLE(inode)? " immut" : "",
IS_APPEND(inode)? " append" : "",
- __mnt_is_readonly(exp->ex_mnt)? " ro" : "");
+ __mnt_is_readonly(exp->ex_path.mnt)? " ro" : "");
dprintk(" owner %d/%d user %d/%d\n",
inode->i_uid, inode->i_gid, current->fsuid, current->fsgid);
#endif
@@ -1877,7 +1877,7 @@ nfsd_permission(struct svc_rqst *rqstp,
*/
if (!(acc & MAY_LOCAL_ACCESS))
if (acc & (MAY_WRITE | MAY_SATTR | MAY_TRUNC)) {
- if (exp_rdonly(rqstp, exp) ||
__mnt_is_readonly(exp->ex_mnt))
+ if (exp_rdonly(rqstp, exp) ||
__mnt_is_readonly(exp->ex_path.mnt))
return nfserr_rofs;
if (/* (acc & MAY_WRITE) && */ IS_IMMUTABLE(inode))
return nfserr_perm;
Index: b/include/linux/nfsd/export.h
===================================================================
--- a/include/linux/nfsd/export.h
+++ b/include/linux/nfsd/export.h
@@ -84,9 +84,8 @@ struct svc_export {
struct cache_head h;
struct auth_domain * ex_client;
int ex_flags;
- struct vfsmount * ex_mnt;
- struct dentry * ex_dentry;
- char * ex_path;
+ struct path ex_path;
+ char * ex_pathname;
uid_t ex_anon_uid;
gid_t ex_anon_gid;
int ex_fsid;
-
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