static int au_hide_children(struct dentry *parent)
{
int err, i, j, ndentry;
struct au_dcsub_pages dpages;
struct au_dpage *dpage;
struct dentry *dentry;
err = au_dpages_init(&dpages, GFP_NOFS);
if (unlikely(err))
goto out;
err = au_dcsub_pages(&dpages, parent, NULL, NULL);
if (unlikely(err))
goto out_dpages;
/* in reverse order */
for (i = dpages.ndpage - 1; i >= 0; i--) {
dpage = dpages.dpages + i;
ndentry = dpage->ndentry;
for (j = ndentry - 1; j >= 0; j--) {
dentry = dpage->dentries[j];
if (dentry != parent)
au_do_hide(dentry);
}
}
out_dpages:
au_dpages_free(&dpages);
out:
return err;
}
static void au_hide(struct dentry *dentry)
{
int err;
AuDbgDentry(dentry);
if (d_is_dir(dentry)) {
/* shrink_dcache_parent(dentry); */
err = au_hide_children(dentry);
if (unlikely(err))
AuIOErr("%pd, failed hiding children, ignored %d\n",
dentry, err);
}
au_do_hide(dentry);
}
static void au_hide(struct dentry *dentry)
{
int err;
struct inode *inode;
AuDbgDentry(dentry);
inode = dentry->d_inode;
if (inode && S_ISDIR(inode->i_mode)) {
/* shrink_dcache_parent(dentry); */
err = au_hide_children(dentry);
if (unlikely(err))
AuIOErr("%.*s, failed hiding children, ignored %d\n",
AuDLNPair(dentry), err);
}
au_do_hide(dentry);
}
