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bf97f3bc
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体验新版 GitCode,发现更多精彩内容 >>
提交
bf97f3bc
编写于
4月 03, 2014
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
xfs: switch to ->write_iter()
Signed-off-by:
N
Al Viro
<
viro@zeniv.linux.org.uk
>
上级
50b5551d
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
9 addition
and
20 deletion
+9
-20
fs/xfs/xfs_file.c
fs/xfs/xfs_file.c
+9
-20
未找到文件。
fs/xfs/xfs_file.c
浏览文件 @
bf97f3bc
...
...
@@ -748,38 +748,29 @@ xfs_file_buffered_aio_write(
}
STATIC
ssize_t
xfs_file_
aio_write
(
xfs_file_
write_iter
(
struct
kiocb
*
iocb
,
const
struct
iovec
*
iovp
,
unsigned
long
nr_segs
,
loff_t
pos
)
struct
iov_iter
*
from
)
{
struct
file
*
file
=
iocb
->
ki_filp
;
struct
address_space
*
mapping
=
file
->
f_mapping
;
struct
inode
*
inode
=
mapping
->
host
;
struct
xfs_inode
*
ip
=
XFS_I
(
inode
);
ssize_t
ret
;
size_t
ocount
=
0
;
struct
iov_iter
from
;
size_t
ocount
=
iov_iter_count
(
from
);
XFS_STATS_INC
(
xs_write_calls
);
BUG_ON
(
iocb
->
ki_pos
!=
pos
);
ocount
=
iov_length
(
iovp
,
nr_segs
);
if
(
ocount
==
0
)
return
0
;
iov_iter_init
(
&
from
,
WRITE
,
iovp
,
nr_segs
,
ocount
);
if
(
XFS_FORCED_SHUTDOWN
(
ip
->
i_mount
))
{
ret
=
-
EIO
;
goto
out
;
}
if
(
XFS_FORCED_SHUTDOWN
(
ip
->
i_mount
))
return
-
EIO
;
if
(
unlikely
(
file
->
f_flags
&
O_DIRECT
))
ret
=
xfs_file_dio_aio_write
(
iocb
,
&
from
);
ret
=
xfs_file_dio_aio_write
(
iocb
,
from
);
else
ret
=
xfs_file_buffered_aio_write
(
iocb
,
&
from
);
ret
=
xfs_file_buffered_aio_write
(
iocb
,
from
);
if
(
ret
>
0
)
{
ssize_t
err
;
...
...
@@ -791,8 +782,6 @@ xfs_file_aio_write(
if
(
err
<
0
)
ret
=
err
;
}
out:
return
ret
;
}
...
...
@@ -1449,9 +1438,9 @@ xfs_file_llseek(
const
struct
file_operations
xfs_file_operations
=
{
.
llseek
=
xfs_file_llseek
,
.
read
=
new_sync_read
,
.
write
=
do
_sync_write
,
.
write
=
new
_sync_write
,
.
read_iter
=
xfs_file_read_iter
,
.
aio_write
=
xfs_file_aio_write
,
.
write_iter
=
xfs_file_write_iter
,
.
splice_read
=
xfs_file_splice_read
,
.
splice_write
=
xfs_file_splice_write
,
.
unlocked_ioctl
=
xfs_file_ioctl
,
...
...
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