#include <linux/errno.h>
#include <linux/string.h>
#include <linux/spinlock.h>
+#include <linux/namei.h>
#include <asm/uaccess.h>
/* dentry ops */
static int coda_dentry_revalidate(struct dentry *de, struct nameidata *nd);
-static int coda_dentry_delete(struct dentry *);
+static int coda_dentry_delete(const struct dentry *);
/* support routines */
static int coda_venus_readdir(struct file *coda_file, void *buf,
return ERR_PTR(error);
exit:
- entry->d_op = &coda_dentry_operations;
+ d_set_d_op(entry, &coda_dentry_operations);
if (inode && (type & CODA_NOCACHE))
coda_flag_inode(inode, C_VATTR | C_PURGE);
}
-int coda_permission(struct inode *inode, int mask)
+int coda_permission(struct inode *inode, int mask, unsigned int flags)
{
int error;
+ if (flags & IPERM_FLAG_RCU)
+ return -ECHILD;
+
mask &= MAY_READ | MAY_WRITE | MAY_EXEC;
if (!mask)
}
coda_dir_update_mtime(dir_inode);
- atomic_inc(&inode->i_count);
+ ihold(inode);
d_instantiate(de, inode);
inc_nlink(inode);
return 0;
/* called when a cache lookup succeeds */
static int coda_dentry_revalidate(struct dentry *de, struct nameidata *nd)
{
- struct inode *inode = de->d_inode;
+ struct inode *inode;
struct coda_inode_info *cii;
+ if (nd->flags & LOOKUP_RCU)
+ return -ECHILD;
+
+ inode = de->d_inode;
if (!inode || coda_isroot(inode))
goto out;
if (is_bad_inode(inode))
if (cii->c_flags & C_FLUSH)
coda_flag_inode_children(inode, C_FLUSH);
- if (atomic_read(&de->d_count) > 1)
+ if (de->d_count > 1)
/* pretend it's valid, but don't change the flags */
goto out;
* This is the callback from dput() when d_count is going to 0.
* We use this to unhash dentries with bad inodes.
*/
-static int coda_dentry_delete(struct dentry * dentry)
+static int coda_dentry_delete(const struct dentry * dentry)
{
int flags;