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authorAl Viro <viro@zeniv.linux.org.uk>2011-02-16 10:04:50 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-10 03:41:53 -0500
commitae50adcb0ac4cde67a7aec8ae67249d1b2be2948 (patch)
tree757ea609da68ae08471bc2d0f689aa287ee89cbf /fs
parent3979491701cfb2aa7477f5baf40553355391418b (diff)
/proc/self is never going to be invalidated...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/base.c30
1 files changed, 0 insertions, 30 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 9d096e82b20..d49c4b5d2c3 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2620,35 +2620,6 @@ static const struct pid_entry proc_base_stuff[] = {
&proc_self_inode_operations, NULL, {}),
};
-/*
- * Exceptional case: normally we are not allowed to unhash a busy
- * directory. In this case, however, we can do it - no aliasing problems
- * due to the way we treat inodes.
- */
-static int proc_base_revalidate(struct dentry *dentry, struct nameidata *nd)
-{
- struct inode *inode;
- struct task_struct *task;
-
- if (nd->flags & LOOKUP_RCU)
- return -ECHILD;
-
- inode = dentry->d_inode;
- task = get_proc_task(inode);
- if (task) {
- put_task_struct(task);
- return 1;
- }
- d_drop(dentry);
- return 0;
-}
-
-static const struct dentry_operations proc_base_dentry_operations =
-{
- .d_revalidate = proc_base_revalidate,
- .d_delete = pid_delete_dentry,
-};
-
static struct dentry *proc_base_instantiate(struct inode *dir,
struct dentry *dentry, struct task_struct *task, const void *ptr)
{
@@ -2685,7 +2656,6 @@ static struct dentry *proc_base_instantiate(struct inode *dir,
if (p->fop)
inode->i_fop = p->fop;
ei->op = p->op;
- d_set_d_op(dentry, &proc_base_dentry_operations);
d_add(dentry, inode);
error = NULL;
out: