cache_inode_remove.c File Reference

Removes an entry of any type. More...

#include "log.h"
#include "HashData.h"
#include "HashTable.h"
#include "fsal.h"
#include "cache_inode.h"
#include "cache_inode_lru.h"
#include "cache_inode_weakref.h"
#include <unistd.h>
#include <sys/types.h>
#include <sys/param.h>
#include <time.h>
#include <pthread.h>
#include <assert.h>

Go to the source code of this file.

Functions
cache_inode_status_t	cache_inode_is_dir_empty (cache_entry_t *entry)
	Checks if a directory is empty without a lock.
cache_inode_status_t	cache_inode_is_dir_empty_WithLock (cache_entry_t *entry)
	Checks if a directory is empty, acquiring lock.
cache_inode_status_t	cache_inode_clean_internal (cache_entry_t *entry)
	Clean resources associated with entry.
cache_inode_status_t	cache_inode_remove (cache_entry_t *entry, fsal_name_t *name, fsal_attrib_list_t *attr, fsal_op_context_t *context, cache_inode_status_t *status)
	Public function to remove a name from a directory.
cache_inode_status_t	cache_inode_remove_impl (cache_entry_t *entry, fsal_name_t *name, fsal_op_context_t *context, cache_inode_status_t *status, uint32_t flags)
	Implement actual work of removing file.

---

Detailed Description

Removes an entry of any type.

Author:

Author:

leibovic

Date:

Date:

2006/01/31 10:18:58

Version:

Revision:

1.32

Definition in file cache_inode_remove.c.

---

Function Documentation

cache_inode_status_t cache_inode_clean_internal

(

cache_entry_t *

entry

)

Clean resources associated with entry.

This function frees the various resources associated wiith a cache entry.

Parameters:

[in]

entry

Entry to be cleaned

Returns:

CACHE_INODE_SUCCESS or various errors

Definition at line 106 of file cache_inode_remove.c.

cache_inode_status_t cache_inode_is_dir_empty

(

cache_entry_t *

entry

)

Checks if a directory is empty without a lock.

This function checks if the supplied directory is empty. The caller must hold the content lock.

Parameters:

[in]

entry

Entry to be checked (should be of type DIRECTORY)

Return values:

CACHE_INODE_SUCCESS	is directory is empty
CACHE_INODE_BAD_TYPE	is pentry is not of type DIRECTORY
CACHE_INODE_DIR_NOT_EMPTY	if pentry is not empty

Definition at line 51 of file cache_inode_remove.c.

cache_inode_status_t cache_inode_is_dir_empty_WithLock

(

cache_entry_t *

entry

)

Checks if a directory is empty, acquiring lock.

This function checks if the supplied cache entry represents an empty directory. This function acquires the content lock, which must not be held by the caller.

Parameters:

[in]

entry

Entry to be checked (should be of type DIRECTORY)

Return values:

CACHE_INODE_SUCCESS	is directory is empty
CACHE_INODE_BAD_TYPE	is pentry is not of type DIRECTORY
CACHE_INODE_DIR_NOT_EMPTY	if pentry is not empty

Definition at line 84 of file cache_inode_remove.c.

cache_inode_status_t cache_inode_remove	(	cache_entry_t *	entry,
		fsal_name_t *	name,
		fsal_attrib_list_t *	attr,
		fsal_op_context_t *	context,
		cache_inode_status_t *	status
	)

Public function to remove a name from a directory.

Removes a name from the supplied directory. The caller should hold no locks on the directory.

Parameters:

[in]	entry	Entry for the parent directory to be managed
[in]	name	Name to be removed
[out]	attr	Attributes of the directory on success
[in]	context	FSAL credentials
[out]	status	Returned status

Return values:

CACHE_INODE_SUCCESS

if operation is a success

Definition at line 164 of file cache_inode_remove.c.

cache_inode_status_t cache_inode_remove_impl	(	cache_entry_t *	entry,
		fsal_name_t *	name,
		fsal_op_context_t *	context,
		cache_inode_status_t *	status,
		uint32_t	flags
	)

Implement actual work of removing file.

Actually remove an entry from the directory. Assume that the directory contents and attributes are locked for writes. The attribute lock is released unless keep_md_lock is TRUE.

Parameters:

[in]	entry	Entry for the parent directory to be managed.
[in]	name	Name of the entry that we are looking for in the cache.
[in]	context	FSAL credentials
[in]	status	Returned status
[in]	flags	Flags to control lock retention

Returns:

CACHE_INODE_SUCCESS if operation is a success

Definition at line 231 of file cache_inode_remove.c.