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体验新版 GitCode,发现更多精彩内容 >>
提交
1b733fed
编写于
5月 18, 2011
作者:
A
Aneesh Kumar K.V
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
hw/9pfs: Update v9fs_mknod to use coroutines
Signed-off-by:
N
Aneesh Kumar K.V
<
aneesh.kumar@linux.vnet.ibm.com
>
上级
00ace8c5
变更
1
显示空白变更内容
内联
并排
Showing
1 changed file
with
30 addition
and
58 deletion
+30
-58
hw/9pfs/virtio-9p.c
hw/9pfs/virtio-9p.c
+30
-58
未找到文件。
hw/9pfs/virtio-9p.c
浏览文件 @
1b733fed
...
...
@@ -3019,58 +3019,25 @@ out:
return
;
}
static
void
v9fs_mknod_post_lstat
(
V9fsState
*
s
,
V9fsMkState
*
vs
,
int
err
)
{
if
(
err
==
-
1
)
{
err
=
-
errno
;
goto
out
;
}
stat_to_qid
(
&
vs
->
stbuf
,
&
vs
->
qid
);
vs
->
offset
+=
pdu_marshal
(
vs
->
pdu
,
vs
->
offset
,
"Q"
,
&
vs
->
qid
);
err
=
vs
->
offset
;
out:
complete_pdu
(
s
,
vs
->
pdu
,
err
);
v9fs_string_free
(
&
vs
->
fullname
);
v9fs_string_free
(
&
vs
->
name
);
qemu_free
(
vs
);
}
static
void
v9fs_mknod_post_mknod
(
V9fsState
*
s
,
V9fsMkState
*
vs
,
int
err
)
{
if
(
err
==
-
1
)
{
err
=
-
errno
;
goto
out
;
}
err
=
v9fs_do_lstat
(
s
,
&
vs
->
fullname
,
&
vs
->
stbuf
);
v9fs_mknod_post_lstat
(
s
,
vs
,
err
);
return
;
out:
complete_pdu
(
s
,
vs
->
pdu
,
err
);
v9fs_string_free
(
&
vs
->
fullname
);
v9fs_string_free
(
&
vs
->
name
);
qemu_free
(
vs
);
}
static
void
v9fs_mknod
(
void
*
opaque
)
{
V9fsPDU
*
pdu
=
opaque
;
V9fsState
*
s
=
pdu
->
s
;
int
mode
;
gid_t
gid
;
int32_t
fid
;
V9fs
MkState
*
vs
;
V9fs
QID
qid
;
int
err
=
0
;
V9fsFidState
*
fidp
;
gid_t
gid
;
int
mode
;
int
major
,
minor
;
size_t
offset
=
7
;
V9fsString
name
;
struct
stat
stbuf
;
V9fsString
fullname
;
V9fsFidState
*
fidp
;
V9fsPDU
*
pdu
=
opaque
;
V9fsState
*
s
=
pdu
->
s
;
vs
=
qemu_malloc
(
sizeof
(
*
vs
));
vs
->
pdu
=
pdu
;
vs
->
offset
=
7
;
v9fs_string_init
(
&
vs
->
fullname
);
pdu_unmarshal
(
vs
->
pdu
,
vs
->
offset
,
"dsdddd"
,
&
fid
,
&
vs
->
name
,
&
mode
,
v9fs_string_init
(
&
fullname
);
pdu_unmarshal
(
pdu
,
offset
,
"dsdddd"
,
&
fid
,
&
name
,
&
mode
,
&
major
,
&
minor
,
&
gid
);
fidp
=
lookup_fid
(
s
,
fid
);
...
...
@@ -3078,18 +3045,23 @@ static void v9fs_mknod(void *opaque)
err
=
-
ENOENT
;
goto
out
;
}
v9fs_string_sprintf
(
&
vs
->
fullname
,
"%s/%s"
,
fidp
->
path
.
data
,
vs
->
name
.
data
);
err
=
v9fs_do_mknod
(
s
,
vs
->
fullname
.
data
,
mode
,
makedev
(
major
,
minor
),
fidp
->
uid
,
gid
);
v9fs_mknod_post_mknod
(
s
,
vs
,
err
);
return
;
v9fs_string_sprintf
(
&
fullname
,
"%s/%s"
,
fidp
->
path
.
data
,
name
.
data
);
err
=
v9fs_co_mknod
(
s
,
&
fullname
,
fidp
->
uid
,
gid
,
makedev
(
major
,
minor
),
mode
);
if
(
err
<
0
)
{
goto
out
;
}
err
=
v9fs_co_lstat
(
s
,
&
fullname
,
&
stbuf
);
if
(
err
<
0
)
{
goto
out
;
}
stat_to_qid
(
&
stbuf
,
&
qid
);
err
=
offset
;
err
+=
pdu_marshal
(
pdu
,
offset
,
"Q"
,
&
qid
);
out:
complete_pdu
(
s
,
vs
->
pdu
,
err
);
v9fs_string_free
(
&
vs
->
fullname
);
v9fs_string_free
(
&
vs
->
name
);
qemu_free
(
vs
);
complete_pdu
(
s
,
pdu
,
err
);
v9fs_string_free
(
&
fullname
);
v9fs_string_free
(
&
name
);
}
/*
...
...
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