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authorDavid Howells <dhowells@redhat.com>2015-03-18 01:25:59 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2015-04-15 22:06:57 +0300
commit2b0143b5c986be1ce8408b3aadc4709e0a94429d (patch)
tree98b1dee70f3d5d9ac9309f4638e41864ddcd0952 /fs/nfsd/vfs.c
parentce0b16ddf18df35026164fda4a642ef10c01f442 (diff)
downloadlinux-2b0143b5c986be1ce8408b3aadc4709e0a94429d.tar.xz
VFS: normal filesystems (and lustre): d_inode() annotations
that's the bulk of filesystem drivers dealing with inodes of their own Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfsd/vfs.c')
-rw-r--r--fs/nfsd/vfs.c62
1 files changed, 31 insertions, 31 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 368526582429..84d770be056e 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -174,7 +174,7 @@ int nfsd_mountpoint(struct dentry *dentry, struct svc_export *exp)
return 1;
if (!(exp->ex_flags & NFSEXP_V4ROOT))
return 0;
- return dentry->d_inode != NULL;
+ return d_inode(dentry) != NULL;
}
__be32
@@ -270,7 +270,7 @@ nfsd_lookup(struct svc_rqst *rqstp, struct svc_fh *fhp, const char *name,
* dentry may be negative, it may need to be updated.
*/
err = fh_compose(resfh, exp, dentry, fhp);
- if (!err && !dentry->d_inode)
+ if (!err && d_really_is_negative(dentry))
err = nfserr_noent;
out:
dput(dentry);
@@ -284,7 +284,7 @@ out:
static int
commit_metadata(struct svc_fh *fhp)
{
- struct inode *inode = fhp->fh_dentry->d_inode;
+ struct inode *inode = d_inode(fhp->fh_dentry);
const struct export_operations *export_ops = inode->i_sb->s_export_op;
if (!EX_ISSYNC(fhp->fh_export))
@@ -364,7 +364,7 @@ static __be32
nfsd_get_write_access(struct svc_rqst *rqstp, struct svc_fh *fhp,
struct iattr *iap)
{
- struct inode *inode = fhp->fh_dentry->d_inode;
+ struct inode *inode = d_inode(fhp->fh_dentry);
int host_err;
if (iap->ia_size < inode->i_size) {
@@ -426,7 +426,7 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap,
}
dentry = fhp->fh_dentry;
- inode = dentry->d_inode;
+ inode = d_inode(dentry);
/* Ignore any mode updates on symlinks */
if (S_ISLNK(inode->i_mode))
@@ -495,7 +495,7 @@ out:
*/
int nfsd4_is_junction(struct dentry *dentry)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
if (inode == NULL)
return 0;
@@ -521,9 +521,9 @@ __be32 nfsd4_set_nfs4_label(struct svc_rqst *rqstp, struct svc_fh *fhp,
dentry = fhp->fh_dentry;
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock(&d_inode(dentry)->i_mutex);
host_error = security_inode_setsecctx(dentry, label->data, label->len);
- mutex_unlock(&dentry->d_inode->i_mutex);
+ mutex_unlock(&d_inode(dentry)->i_mutex);
return nfserrno(host_error);
}
#else
@@ -706,7 +706,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type,
path.mnt = fhp->fh_export->ex_path.mnt;
path.dentry = fhp->fh_dentry;
- inode = path.dentry->d_inode;
+ inode = d_inode(path.dentry);
/* Disallow write access to files with the append-only bit set
* or any access when mandatory locking enabled
@@ -1211,7 +1211,7 @@ nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
goto out;
dentry = fhp->fh_dentry;
- dirp = dentry->d_inode;
+ dirp = d_inode(dentry);
err = nfserr_notdir;
if (!dirp->i_op->lookup)
@@ -1250,7 +1250,7 @@ nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
* Make sure the child dentry is still negative ...
*/
err = nfserr_exist;
- if (dchild->d_inode) {
+ if (d_really_is_positive(dchild)) {
dprintk("nfsd_create: dentry %pd/%pd not negative!\n",
dentry, dchild);
goto out;
@@ -1353,7 +1353,7 @@ do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
goto out;
dentry = fhp->fh_dentry;
- dirp = dentry->d_inode;
+ dirp = d_inode(dentry);
/* Get all the sanity checks out of the way before
* we lock the parent. */
@@ -1376,7 +1376,7 @@ do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
goto out_nfserr;
/* If file doesn't exist, check for permissions to create one */
- if (!dchild->d_inode) {
+ if (d_really_is_negative(dchild)) {
err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_CREATE);
if (err)
goto out;
@@ -1397,7 +1397,7 @@ do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
v_atime = verifier[1]&0x7fffffff;
}
- if (dchild->d_inode) {
+ if (d_really_is_positive(dchild)) {
err = 0;
switch (createmode) {
@@ -1420,17 +1420,17 @@ do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
}
break;
case NFS3_CREATE_EXCLUSIVE:
- if ( dchild->d_inode->i_mtime.tv_sec == v_mtime
- && dchild->d_inode->i_atime.tv_sec == v_atime
- && dchild->d_inode->i_size == 0 ) {
+ if ( d_inode(dchild)->i_mtime.tv_sec == v_mtime
+ && d_inode(dchild)->i_atime.tv_sec == v_atime
+ && d_inode(dchild)->i_size == 0 ) {
if (created)
*created = 1;
break;
}
case NFS4_CREATE_EXCLUSIVE4_1:
- if ( dchild->d_inode->i_mtime.tv_sec == v_mtime
- && dchild->d_inode->i_atime.tv_sec == v_atime
- && dchild->d_inode->i_size == 0 ) {
+ if ( d_inode(dchild)->i_mtime.tv_sec == v_mtime
+ && d_inode(dchild)->i_atime.tv_sec == v_atime
+ && d_inode(dchild)->i_size == 0 ) {
if (created)
*created = 1;
goto set_attr;
@@ -1513,7 +1513,7 @@ nfsd_readlink(struct svc_rqst *rqstp, struct svc_fh *fhp, char *buf, int *lenp)
path.mnt = fhp->fh_export->ex_path.mnt;
path.dentry = fhp->fh_dentry;
- inode = path.dentry->d_inode;
+ inode = d_inode(path.dentry);
err = nfserr_inval;
if (!inode->i_op->readlink)
@@ -1576,7 +1576,7 @@ nfsd_symlink(struct svc_rqst *rqstp, struct svc_fh *fhp,
if (IS_ERR(dnew))
goto out_nfserr;
- host_err = vfs_symlink(dentry->d_inode, dnew, path);
+ host_err = vfs_symlink(d_inode(dentry), dnew, path);
err = nfserrno(host_err);
if (!err)
err = nfserrno(commit_metadata(fhp));
@@ -1632,7 +1632,7 @@ nfsd_link(struct svc_rqst *rqstp, struct svc_fh *ffhp,
fh_lock_nested(ffhp, I_MUTEX_PARENT);
ddir = ffhp->fh_dentry;
- dirp = ddir->d_inode;
+ dirp = d_inode(ddir);
dnew = lookup_one_len(name, ddir, len);
host_err = PTR_ERR(dnew);
@@ -1642,7 +1642,7 @@ nfsd_link(struct svc_rqst *rqstp, struct svc_fh *ffhp,
dold = tfhp->fh_dentry;
err = nfserr_noent;
- if (!dold->d_inode)
+ if (d_really_is_negative(dold))
goto out_dput;
host_err = vfs_link(dold, dirp, dnew, NULL);
if (!host_err) {
@@ -1689,10 +1689,10 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen,
goto out;
fdentry = ffhp->fh_dentry;
- fdir = fdentry->d_inode;
+ fdir = d_inode(fdentry);
tdentry = tfhp->fh_dentry;
- tdir = tdentry->d_inode;
+ tdir = d_inode(tdentry);
err = nfserr_perm;
if (!flen || isdotent(fname, flen) || !tlen || isdotent(tname, tlen))
@@ -1717,7 +1717,7 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen,
goto out_nfserr;
host_err = -ENOENT;
- if (!odentry->d_inode)
+ if (d_really_is_negative(odentry))
goto out_dput_old;
host_err = -EINVAL;
if (odentry == trap)
@@ -1790,21 +1790,21 @@ nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
fh_lock_nested(fhp, I_MUTEX_PARENT);
dentry = fhp->fh_dentry;
- dirp = dentry->d_inode;
+ dirp = d_inode(dentry);
rdentry = lookup_one_len(fname, dentry, flen);
host_err = PTR_ERR(rdentry);
if (IS_ERR(rdentry))
goto out_nfserr;
- if (!rdentry->d_inode) {
+ if (d_really_is_negative(rdentry)) {
dput(rdentry);
err = nfserr_noent;
goto out;
}
if (!type)
- type = rdentry->d_inode->i_mode & S_IFMT;
+ type = d_inode(rdentry)->i_mode & S_IFMT;
if (type != S_IFDIR)
host_err = vfs_unlink(dirp, rdentry, NULL);
@@ -2015,7 +2015,7 @@ __be32
nfsd_permission(struct svc_rqst *rqstp, struct svc_export *exp,
struct dentry *dentry, int acc)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
int err;
if ((acc & NFSD_MAY_MASK) == NFSD_MAY_NOP)