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>
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 3f3d7ae..a3d6b55 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -169,7 +169,7 @@
static int proc_cwd_link(struct dentry *dentry, struct path *path)
{
- struct task_struct *task = get_proc_task(dentry->d_inode);
+ struct task_struct *task = get_proc_task(d_inode(dentry));
int result = -ENOENT;
if (task) {
@@ -186,7 +186,7 @@
static int proc_root_link(struct dentry *dentry, struct path *path)
{
- struct task_struct *task = get_proc_task(dentry->d_inode);
+ struct task_struct *task = get_proc_task(d_inode(dentry));
int result = -ENOENT;
if (task) {
@@ -505,7 +505,7 @@
int proc_setattr(struct dentry *dentry, struct iattr *attr)
{
int error;
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
if (attr->ia_valid & ATTR_MODE)
return -EPERM;
@@ -1353,7 +1353,7 @@
struct mm_struct *mm;
struct file *exe_file;
- task = get_proc_task(dentry->d_inode);
+ task = get_proc_task(d_inode(dentry));
if (!task)
return -ENOENT;
mm = get_task_mm(task);
@@ -1373,7 +1373,7 @@
static void *proc_pid_follow_link(struct dentry *dentry, struct nameidata *nd)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct path path;
int error = -EACCES;
@@ -1418,7 +1418,7 @@
static int proc_pid_readlink(struct dentry * dentry, char __user * buffer, int buflen)
{
int error = -EACCES;
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct path path;
/* Are we allowed to snoop on the tasks file descriptors? */
@@ -1488,7 +1488,7 @@
int pid_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct task_struct *task;
const struct cred *cred;
struct pid_namespace *pid = dentry->d_sb->s_fs_info;
@@ -1545,7 +1545,7 @@
if (flags & LOOKUP_RCU)
return -ECHILD;
- inode = dentry->d_inode;
+ inode = d_inode(dentry);
task = get_proc_task(inode);
if (task) {
@@ -1579,7 +1579,7 @@
* If so, then don't put the dentry on the lru list,
* kill it immediately.
*/
- return proc_inode_is_dead(dentry->d_inode);
+ return proc_inode_is_dead(d_inode(dentry));
}
const struct dentry_operations pid_dentry_operations =
@@ -1617,12 +1617,12 @@
child = d_alloc(dir, &qname);
if (!child)
goto end_instantiate;
- if (instantiate(dir->d_inode, child, task, ptr) < 0) {
+ if (instantiate(d_inode(dir), child, task, ptr) < 0) {
dput(child);
goto end_instantiate;
}
}
- inode = child->d_inode;
+ inode = d_inode(child);
ino = inode->i_ino;
type = inode->i_mode >> 12;
dput(child);
@@ -1665,7 +1665,7 @@
goto out_notask;
}
- inode = dentry->d_inode;
+ inode = d_inode(dentry);
task = get_proc_task(inode);
if (!task)
goto out_notask;
@@ -1718,7 +1718,7 @@
int rc;
rc = -ENOENT;
- task = get_proc_task(dentry->d_inode);
+ task = get_proc_task(d_inode(dentry));
if (!task)
goto out;
@@ -2851,13 +2851,13 @@
return 0;
if (pos == TGID_OFFSET - 2) {
- struct inode *inode = ns->proc_self->d_inode;
+ struct inode *inode = d_inode(ns->proc_self);
if (!dir_emit(ctx, "self", 4, inode->i_ino, DT_LNK))
return 0;
ctx->pos = pos = pos + 1;
}
if (pos == TGID_OFFSET - 1) {
- struct inode *inode = ns->proc_thread_self->d_inode;
+ struct inode *inode = d_inode(ns->proc_thread_self);
if (!dir_emit(ctx, "thread-self", 11, inode->i_ino, DT_LNK))
return 0;
ctx->pos = pos = pos + 1;
@@ -3176,7 +3176,7 @@
static int proc_task_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct task_struct *p = get_proc_task(inode);
generic_fillattr(inode, stat);
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index 8e5ad83..a205904 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -84,7 +84,7 @@
if (flags & LOOKUP_RCU)
return -ECHILD;
- inode = dentry->d_inode;
+ inode = d_inode(dentry);
task = get_proc_task(inode);
fd = proc_fd(inode);
@@ -144,14 +144,14 @@
struct task_struct *task;
int ret = -ENOENT;
- task = get_proc_task(dentry->d_inode);
+ task = get_proc_task(d_inode(dentry));
if (task) {
files = get_files_struct(task);
put_task_struct(task);
}
if (files) {
- int fd = proc_fd(dentry->d_inode);
+ int fd = proc_fd(d_inode(dentry));
struct file *fd_file;
spin_lock(&files->file_lock);
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index be65b20..df6327a 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -101,7 +101,7 @@
static int proc_notify_change(struct dentry *dentry, struct iattr *iattr)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct proc_dir_entry *de = PDE(inode);
int error;
@@ -120,7 +120,7 @@
static int proc_getattr(struct vfsmount *mnt, struct dentry *dentry,
struct kstat *stat)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct proc_dir_entry *de = PDE(inode);
if (de && de->nlink)
set_nlink(inode, de->nlink);
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 7697b66..8272aab 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -396,7 +396,7 @@
static void *proc_follow_link(struct dentry *dentry, struct nameidata *nd)
{
- struct proc_dir_entry *pde = PDE(dentry->d_inode);
+ struct proc_dir_entry *pde = PDE(d_inode(dentry));
if (unlikely(!use_pde(pde)))
return ERR_PTR(-EINVAL);
nd_set_link(nd, pde->data);
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index c9eac45..e512642 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -32,7 +32,7 @@
static void *proc_ns_follow_link(struct dentry *dentry, struct nameidata *nd)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns_ops;
struct task_struct *task;
struct path ns_path;
@@ -53,7 +53,7 @@
static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int buflen)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns_ops;
struct task_struct *task;
char name[50];
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 1bde894..350984a 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -142,7 +142,7 @@
static int proc_tgid_net_getattr(struct vfsmount *mnt, struct dentry *dentry,
struct kstat *stat)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct net *net;
net = get_proc_task_net(inode);
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index f92d5dd..fea2561 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -604,7 +604,7 @@
return false;
}
}
- inode = child->d_inode;
+ inode = d_inode(child);
ino = inode->i_ino;
type = inode->i_mode >> 12;
dput(child);
@@ -710,7 +710,7 @@
static int proc_sys_setattr(struct dentry *dentry, struct iattr *attr)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
int error;
if (attr->ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID))
@@ -727,7 +727,7 @@
static int proc_sys_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode = d_inode(dentry);
struct ctl_table_header *head = grab_header(inode);
struct ctl_table *table = PROC_I(inode)->sysctl_entry;
@@ -773,12 +773,12 @@
{
if (flags & LOOKUP_RCU)
return -ECHILD;
- return !PROC_I(dentry->d_inode)->sysctl->unregistering;
+ return !PROC_I(d_inode(dentry))->sysctl->unregistering;
}
static int proc_sys_delete(const struct dentry *dentry)
{
- return !!PROC_I(dentry->d_inode)->sysctl->unregistering;
+ return !!PROC_I(d_inode(dentry))->sysctl->unregistering;
}
static int sysctl_is_seen(struct ctl_table_header *p)
@@ -805,7 +805,7 @@
/* Although proc doesn't have negative dentries, rcu-walk means
* that inode here can be NULL */
/* AV: can it, indeed? */
- inode = ACCESS_ONCE(dentry->d_inode);
+ inode = d_inode_rcu(dentry);
if (!inode)
return 1;
if (name->len != len)
diff --git a/fs/proc/root.c b/fs/proc/root.c
index e74ac9f..b7fa4bf 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -195,7 +195,7 @@
static int proc_root_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat
)
{
- generic_fillattr(dentry->d_inode, stat);
+ generic_fillattr(d_inode(dentry), stat);
stat->nlink = proc_root.nlink + nr_processes();
return 0;
}
diff --git a/fs/proc/self.c b/fs/proc/self.c
index 4348bb8..6195b4a 100644
--- a/fs/proc/self.c
+++ b/fs/proc/self.c
@@ -46,7 +46,7 @@
int proc_setup_self(struct super_block *s)
{
- struct inode *root_inode = s->s_root->d_inode;
+ struct inode *root_inode = d_inode(s->s_root);
struct pid_namespace *ns = s->s_fs_info;
struct dentry *self;
diff --git a/fs/proc/thread_self.c b/fs/proc/thread_self.c
index 59075b5..a837199 100644
--- a/fs/proc/thread_self.c
+++ b/fs/proc/thread_self.c
@@ -47,7 +47,7 @@
int proc_setup_thread_self(struct super_block *s)
{
- struct inode *root_inode = s->s_root->d_inode;
+ struct inode *root_inode = d_inode(s->s_root);
struct pid_namespace *ns = s->s_fs_info;
struct dentry *thread_self;