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7da08fd1
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7da08fd1
编写于
6月 07, 2010
作者:
A
Al Viro
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
convert logfs to ->evict_inode()
Signed-off-by:
N
Al Viro
<
viro@zeniv.linux.org.uk
>
上级
8e22c1a4
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
31 addition
and
36 deletion
+31
-36
fs/logfs/inode.c
fs/logfs/inode.c
+1
-2
fs/logfs/logfs.h
fs/logfs/logfs.h
+1
-2
fs/logfs/readwrite.c
fs/logfs/readwrite.c
+29
-32
未找到文件。
fs/logfs/inode.c
浏览文件 @
7da08fd1
...
...
@@ -373,9 +373,8 @@ static void logfs_put_super(struct super_block *sb)
const
struct
super_operations
logfs_super_operations
=
{
.
alloc_inode
=
logfs_alloc_inode
,
.
clear_inode
=
logfs_clear_inode
,
.
delete_inode
=
logfs_delete_inode
,
.
destroy_inode
=
logfs_destroy_inode
,
.
evict_inode
=
logfs_evict_inode
,
.
drop_inode
=
logfs_drop_inode
,
.
put_super
=
logfs_put_super
,
.
write_inode
=
logfs_write_inode
,
...
...
fs/logfs/logfs.h
浏览文件 @
7da08fd1
...
...
@@ -529,8 +529,7 @@ void logfs_set_blocks(struct inode *inode, u64 no);
/* these logically belong into inode.c but actually reside in readwrite.c */
int
logfs_read_inode
(
struct
inode
*
inode
);
int
__logfs_write_inode
(
struct
inode
*
inode
,
long
flags
);
void
logfs_delete_inode
(
struct
inode
*
inode
);
void
logfs_clear_inode
(
struct
inode
*
inode
);
void
logfs_evict_inode
(
struct
inode
*
inode
);
/* journal.c */
void
logfs_write_anchor
(
struct
super_block
*
sb
);
...
...
fs/logfs/readwrite.c
浏览文件 @
7da08fd1
...
...
@@ -1972,31 +1972,6 @@ static struct page *inode_to_page(struct inode *inode)
return
page
;
}
/* Cheaper version of write_inode. All changes are concealed in
* aliases, which are moved back. No write to the medium happens.
*/
void
logfs_clear_inode
(
struct
inode
*
inode
)
{
struct
super_block
*
sb
=
inode
->
i_sb
;
struct
logfs_inode
*
li
=
logfs_inode
(
inode
);
struct
logfs_block
*
block
=
li
->
li_block
;
struct
page
*
page
;
/* Only deleted files may be dirty at this point */
BUG_ON
(
inode
->
i_state
&
I_DIRTY
&&
inode
->
i_nlink
);
if
(
!
block
)
return
;
if
((
logfs_super
(
sb
)
->
s_flags
&
LOGFS_SB_FLAG_SHUTDOWN
))
{
block
->
ops
->
free_block
(
inode
->
i_sb
,
block
);
return
;
}
BUG_ON
(
inode
->
i_ino
<
LOGFS_RESERVED_INOS
);
page
=
inode_to_page
(
inode
);
BUG_ON
(
!
page
);
/* FIXME: Use emergency page */
logfs_put_write_page
(
page
);
}
static
int
do_write_inode
(
struct
inode
*
inode
)
{
struct
super_block
*
sb
=
inode
->
i_sb
;
...
...
@@ -2164,18 +2139,40 @@ static int do_delete_inode(struct inode *inode)
* ZOMBIE inodes have already been deleted before and should remain dead,
* if it weren't for valid checking. No need to kill them again here.
*/
void
logfs_
delete
_inode
(
struct
inode
*
inode
)
void
logfs_
evict
_inode
(
struct
inode
*
inode
)
{
struct
super_block
*
sb
=
inode
->
i_sb
;
struct
logfs_inode
*
li
=
logfs_inode
(
inode
);
struct
logfs_block
*
block
=
li
->
li_block
;
struct
page
*
page
;
if
(
!
(
li
->
li_flags
&
LOGFS_IF_ZOMBIE
))
{
li
->
li_flags
|=
LOGFS_IF_ZOMBIE
;
if
(
i_size_read
(
inode
)
>
0
)
logfs_truncate
(
inode
,
0
);
do_delete_inode
(
inode
);
if
(
!
inode
->
i_nlink
)
{
if
(
!
(
li
->
li_flags
&
LOGFS_IF_ZOMBIE
))
{
li
->
li_flags
|=
LOGFS_IF_ZOMBIE
;
if
(
i_size_read
(
inode
)
>
0
)
logfs_truncate
(
inode
,
0
);
do_delete_inode
(
inode
);
}
}
truncate_inode_pages
(
&
inode
->
i_data
,
0
);
clear_inode
(
inode
);
end_writeback
(
inode
);
/* Cheaper version of write_inode. All changes are concealed in
* aliases, which are moved back. No write to the medium happens.
*/
/* Only deleted files may be dirty at this point */
BUG_ON
(
inode
->
i_state
&
I_DIRTY
&&
inode
->
i_nlink
);
if
(
!
block
)
return
;
if
((
logfs_super
(
sb
)
->
s_flags
&
LOGFS_SB_FLAG_SHUTDOWN
))
{
block
->
ops
->
free_block
(
inode
->
i_sb
,
block
);
return
;
}
BUG_ON
(
inode
->
i_ino
<
LOGFS_RESERVED_INOS
);
page
=
inode_to_page
(
inode
);
BUG_ON
(
!
page
);
/* FIXME: Use emergency page */
logfs_put_write_page
(
page
);
}
void
btree_write_block
(
struct
logfs_block
*
block
)
...
...
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