Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
gsplhtlxg
clone-Linux
提交
0df4d6e5
C
clone-Linux
项目概览
gsplhtlxg
/
clone-Linux
通知
2
Star
0
Fork
1
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
C
clone-Linux
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
0df4d6e5
编写于
2月 14, 2013
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
hugetlb_file_setup(): use d_alloc_pseudo()
Signed-off-by:
N
Al Viro
<
viro@zeniv.linux.org.uk
>
上级
3451538a
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
15 addition
and
4 deletion
+15
-4
fs/hugetlbfs/inode.c
fs/hugetlbfs/inode.c
+15
-4
未找到文件。
fs/hugetlbfs/inode.c
浏览文件 @
0df4d6e5
...
@@ -918,6 +918,16 @@ static int get_hstate_idx(int page_size_log)
...
@@ -918,6 +918,16 @@ static int get_hstate_idx(int page_size_log)
return
h
-
hstates
;
return
h
-
hstates
;
}
}
static
char
*
hugetlb_dname
(
struct
dentry
*
dentry
,
char
*
buffer
,
int
buflen
)
{
return
dynamic_dname
(
dentry
,
buffer
,
buflen
,
"/%s (deleted)"
,
dentry
->
d_name
.
name
);
}
static
struct
dentry_operations
anon_ops
=
{
.
d_dname
=
hugetlb_dname
};
struct
file
*
hugetlb_file_setup
(
const
char
*
name
,
unsigned
long
addr
,
struct
file
*
hugetlb_file_setup
(
const
char
*
name
,
unsigned
long
addr
,
size_t
size
,
vm_flags_t
acctflag
,
size_t
size
,
vm_flags_t
acctflag
,
struct
user_struct
**
user
,
struct
user_struct
**
user
,
...
@@ -926,7 +936,7 @@ struct file *hugetlb_file_setup(const char *name, unsigned long addr,
...
@@ -926,7 +936,7 @@ struct file *hugetlb_file_setup(const char *name, unsigned long addr,
struct
file
*
file
=
ERR_PTR
(
-
ENOMEM
);
struct
file
*
file
=
ERR_PTR
(
-
ENOMEM
);
struct
inode
*
inode
;
struct
inode
*
inode
;
struct
path
path
;
struct
path
path
;
struct
dentry
*
root
;
struct
super_block
*
sb
;
struct
qstr
quick_string
;
struct
qstr
quick_string
;
struct
hstate
*
hstate
;
struct
hstate
*
hstate
;
unsigned
long
num_pages
;
unsigned
long
num_pages
;
...
@@ -954,17 +964,18 @@ struct file *hugetlb_file_setup(const char *name, unsigned long addr,
...
@@ -954,17 +964,18 @@ struct file *hugetlb_file_setup(const char *name, unsigned long addr,
}
}
}
}
root
=
hugetlbfs_vfsmount
[
hstate_idx
]
->
mnt_root
;
sb
=
hugetlbfs_vfsmount
[
hstate_idx
]
->
mnt_sb
;
quick_string
.
name
=
name
;
quick_string
.
name
=
name
;
quick_string
.
len
=
strlen
(
quick_string
.
name
);
quick_string
.
len
=
strlen
(
quick_string
.
name
);
quick_string
.
hash
=
0
;
quick_string
.
hash
=
0
;
path
.
dentry
=
d_alloc
(
root
,
&
quick_string
);
path
.
dentry
=
d_alloc
_pseudo
(
sb
,
&
quick_string
);
if
(
!
path
.
dentry
)
if
(
!
path
.
dentry
)
goto
out_shm_unlock
;
goto
out_shm_unlock
;
d_set_d_op
(
path
.
dentry
,
&
anon_ops
);
path
.
mnt
=
mntget
(
hugetlbfs_vfsmount
[
hstate_idx
]);
path
.
mnt
=
mntget
(
hugetlbfs_vfsmount
[
hstate_idx
]);
file
=
ERR_PTR
(
-
ENOSPC
);
file
=
ERR_PTR
(
-
ENOSPC
);
inode
=
hugetlbfs_get_inode
(
root
->
d_
sb
,
NULL
,
S_IFREG
|
S_IRWXUGO
,
0
);
inode
=
hugetlbfs_get_inode
(
sb
,
NULL
,
S_IFREG
|
S_IRWXUGO
,
0
);
if
(
!
inode
)
if
(
!
inode
)
goto
out_dentry
;
goto
out_dentry
;
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录