Contributors: 13
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Dave Kleikamp |
144 |
51.06% |
1 |
6.67% |
| Mimi Zohar |
82 |
29.08% |
1 |
6.67% |
| Al Viro |
14 |
4.96% |
2 |
13.33% |
| Andreas Gruenbacher |
12 |
4.26% |
1 |
6.67% |
| Mingming Cao |
10 |
3.55% |
1 |
6.67% |
| Christian Brauner |
5 |
1.77% |
1 |
6.67% |
| Christoph Hellwig |
5 |
1.77% |
2 |
13.33% |
| Eric Paris |
3 |
1.06% |
1 |
6.67% |
| Tejun Heo |
3 |
1.06% |
1 |
6.67% |
| Stephen Hemminger |
1 |
0.35% |
1 |
6.67% |
| Djalal Harouni |
1 |
0.35% |
1 |
6.67% |
| Eryu Guan |
1 |
0.35% |
1 |
6.67% |
| Greg Kroah-Hartman |
1 |
0.35% |
1 |
6.67% |
| Total |
282 |
|
15 |
|
// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/xattr_security.c
* Handler for storing security labels as extended attributes.
*/
#include <linux/string.h>
#include <linux/fs.h>
#include <linux/security.h>
#include <linux/slab.h>
#include "ext4_jbd2.h"
#include "ext4.h"
#include "xattr.h"
static int
ext4_xattr_security_get(const struct xattr_handler *handler,
struct dentry *unused, struct inode *inode,
const char *name, void *buffer, size_t size)
{
return ext4_xattr_get(inode, EXT4_XATTR_INDEX_SECURITY,
name, buffer, size);
}
static int
ext4_xattr_security_set(const struct xattr_handler *handler,
struct user_namespace *mnt_userns,
struct dentry *unused, struct inode *inode,
const char *name, const void *value,
size_t size, int flags)
{
return ext4_xattr_set(inode, EXT4_XATTR_INDEX_SECURITY,
name, value, size, flags);
}
static int
ext4_initxattrs(struct inode *inode, const struct xattr *xattr_array,
void *fs_info)
{
const struct xattr *xattr;
handle_t *handle = fs_info;
int err = 0;
for (xattr = xattr_array; xattr->name != NULL; xattr++) {
err = ext4_xattr_set_handle(handle, inode,
EXT4_XATTR_INDEX_SECURITY,
xattr->name, xattr->value,
xattr->value_len, XATTR_CREATE);
if (err < 0)
break;
}
return err;
}
int
ext4_init_security(handle_t *handle, struct inode *inode, struct inode *dir,
const struct qstr *qstr)
{
return security_inode_init_security(inode, dir, qstr,
&ext4_initxattrs, handle);
}
const struct xattr_handler ext4_xattr_security_handler = {
.prefix = XATTR_SECURITY_PREFIX,
.get = ext4_xattr_security_get,
.set = ext4_xattr_security_set,
};