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1/*
2 * Copyright (C) International Business Machines Corp., 2000-2004
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
12 * the GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19#include <linux/fs.h>
20#include <linux/quotaops.h>
21#include "jfs_incore.h"
22#include "jfs_inode.h"
23#include "jfs_filsys.h"
24#include "jfs_imap.h"
25#include "jfs_dinode.h"
26#include "jfs_debug.h"
27
28
29void jfs_set_inode_flags(struct inode *inode)
30{
31 unsigned int flags = JFS_IP(inode)->mode2;
32 unsigned int new_fl = 0;
33
34 if (flags & JFS_IMMUTABLE_FL)
35 new_fl |= S_IMMUTABLE;
36 if (flags & JFS_APPEND_FL)
37 new_fl |= S_APPEND;
38 if (flags & JFS_NOATIME_FL)
39 new_fl |= S_NOATIME;
40 if (flags & JFS_DIRSYNC_FL)
41 new_fl |= S_DIRSYNC;
42 if (flags & JFS_SYNC_FL)
43 new_fl |= S_SYNC;
44 inode_set_flags(inode, new_fl, S_IMMUTABLE | S_APPEND | S_NOATIME |
45 S_DIRSYNC | S_SYNC);
46}
47
48/*
49 * NAME: ialloc()
50 *
51 * FUNCTION: Allocate a new inode
52 *
53 */
54struct inode *ialloc(struct inode *parent, umode_t mode)
55{
56 struct super_block *sb = parent->i_sb;
57 struct inode *inode;
58 struct jfs_inode_info *jfs_inode;
59 int rc;
60
61 inode = new_inode(sb);
62 if (!inode) {
63 jfs_warn("ialloc: new_inode returned NULL!");
64 rc = -ENOMEM;
65 goto fail;
66 }
67
68 jfs_inode = JFS_IP(inode);
69
70 rc = diAlloc(parent, S_ISDIR(mode), inode);
71 if (rc) {
72 jfs_warn("ialloc: diAlloc returned %d!", rc);
73 if (rc == -EIO)
74 make_bad_inode(inode);
75 goto fail_put;
76 }
77
78 if (insert_inode_locked(inode) < 0) {
79 rc = -EINVAL;
80 goto fail_put;
81 }
82
83 inode_init_owner(inode, parent, mode);
84 /*
85 * New inodes need to save sane values on disk when
86 * uid & gid mount options are used
87 */
88 jfs_inode->saved_uid = inode->i_uid;
89 jfs_inode->saved_gid = inode->i_gid;
90
91 /*
92 * Allocate inode to quota.
93 */
94 rc = dquot_initialize(inode);
95 if (rc)
96 goto fail_drop;
97 rc = dquot_alloc_inode(inode);
98 if (rc)
99 goto fail_drop;
100
101 /* inherit flags from parent */
102 jfs_inode->mode2 = JFS_IP(parent)->mode2 & JFS_FL_INHERIT;
103
104 if (S_ISDIR(mode)) {
105 jfs_inode->mode2 |= IDIRECTORY;
106 jfs_inode->mode2 &= ~JFS_DIRSYNC_FL;
107 }
108 else {
109 jfs_inode->mode2 |= INLINEEA | ISPARSE;
110 if (S_ISLNK(mode))
111 jfs_inode->mode2 &= ~(JFS_IMMUTABLE_FL|JFS_APPEND_FL);
112 }
113 jfs_inode->mode2 |= inode->i_mode;
114
115 inode->i_blocks = 0;
116 inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
117 jfs_inode->otime = inode->i_ctime.tv_sec;
118 inode->i_generation = JFS_SBI(sb)->gengen++;
119
120 jfs_inode->cflag = 0;
121
122 /* Zero remaining fields */
123 memset(&jfs_inode->acl, 0, sizeof(dxd_t));
124 memset(&jfs_inode->ea, 0, sizeof(dxd_t));
125 jfs_inode->next_index = 0;
126 jfs_inode->acltype = 0;
127 jfs_inode->btorder = 0;
128 jfs_inode->btindex = 0;
129 jfs_inode->bxflag = 0;
130 jfs_inode->blid = 0;
131 jfs_inode->atlhead = 0;
132 jfs_inode->atltail = 0;
133 jfs_inode->xtlid = 0;
134 jfs_set_inode_flags(inode);
135
136 jfs_info("ialloc returns inode = 0x%p", inode);
137
138 return inode;
139
140fail_drop:
141 dquot_drop(inode);
142 inode->i_flags |= S_NOQUOTA;
143 clear_nlink(inode);
144 unlock_new_inode(inode);
145fail_put:
146 iput(inode);
147fail:
148 return ERR_PTR(rc);
149}
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) International Business Machines Corp., 2000-2004
4 */
5
6#include <linux/fs.h>
7#include <linux/quotaops.h>
8#include "jfs_incore.h"
9#include "jfs_inode.h"
10#include "jfs_filsys.h"
11#include "jfs_imap.h"
12#include "jfs_dinode.h"
13#include "jfs_debug.h"
14
15
16void jfs_set_inode_flags(struct inode *inode)
17{
18 unsigned int flags = JFS_IP(inode)->mode2;
19 unsigned int new_fl = 0;
20
21 if (flags & JFS_IMMUTABLE_FL)
22 new_fl |= S_IMMUTABLE;
23 if (flags & JFS_APPEND_FL)
24 new_fl |= S_APPEND;
25 if (flags & JFS_NOATIME_FL)
26 new_fl |= S_NOATIME;
27 if (flags & JFS_DIRSYNC_FL)
28 new_fl |= S_DIRSYNC;
29 if (flags & JFS_SYNC_FL)
30 new_fl |= S_SYNC;
31 inode_set_flags(inode, new_fl, S_IMMUTABLE | S_APPEND | S_NOATIME |
32 S_DIRSYNC | S_SYNC);
33}
34
35/*
36 * NAME: ialloc()
37 *
38 * FUNCTION: Allocate a new inode
39 *
40 */
41struct inode *ialloc(struct inode *parent, umode_t mode)
42{
43 struct super_block *sb = parent->i_sb;
44 struct inode *inode;
45 struct jfs_inode_info *jfs_inode;
46 int rc;
47
48 inode = new_inode(sb);
49 if (!inode) {
50 jfs_warn("ialloc: new_inode returned NULL!");
51 return ERR_PTR(-ENOMEM);
52 }
53
54 jfs_inode = JFS_IP(inode);
55
56 rc = diAlloc(parent, S_ISDIR(mode), inode);
57 if (rc) {
58 jfs_warn("ialloc: diAlloc returned %d!", rc);
59 goto fail_put;
60 }
61
62 if (insert_inode_locked(inode) < 0) {
63 rc = -EINVAL;
64 goto fail_put;
65 }
66
67 inode_init_owner(&nop_mnt_idmap, inode, parent, mode);
68 /*
69 * New inodes need to save sane values on disk when
70 * uid & gid mount options are used
71 */
72 jfs_inode->saved_uid = inode->i_uid;
73 jfs_inode->saved_gid = inode->i_gid;
74
75 /*
76 * Allocate inode to quota.
77 */
78 rc = dquot_initialize(inode);
79 if (rc)
80 goto fail_drop;
81 rc = dquot_alloc_inode(inode);
82 if (rc)
83 goto fail_drop;
84
85 /* inherit flags from parent */
86 jfs_inode->mode2 = JFS_IP(parent)->mode2 & JFS_FL_INHERIT;
87
88 if (S_ISDIR(mode)) {
89 jfs_inode->mode2 |= IDIRECTORY;
90 jfs_inode->mode2 &= ~JFS_DIRSYNC_FL;
91 }
92 else {
93 jfs_inode->mode2 |= INLINEEA | ISPARSE;
94 if (S_ISLNK(mode))
95 jfs_inode->mode2 &= ~(JFS_IMMUTABLE_FL|JFS_APPEND_FL);
96 }
97 jfs_inode->mode2 |= inode->i_mode;
98
99 inode->i_blocks = 0;
100 simple_inode_init_ts(inode);
101 jfs_inode->otime = inode_get_ctime_sec(inode);
102 inode->i_generation = JFS_SBI(sb)->gengen++;
103
104 jfs_inode->cflag = 0;
105
106 /* Zero remaining fields */
107 memset(&jfs_inode->acl, 0, sizeof(dxd_t));
108 memset(&jfs_inode->ea, 0, sizeof(dxd_t));
109 jfs_inode->next_index = 0;
110 jfs_inode->acltype = 0;
111 jfs_inode->btorder = 0;
112 jfs_inode->btindex = 0;
113 jfs_inode->bxflag = 0;
114 jfs_inode->blid = 0;
115 jfs_inode->atlhead = 0;
116 jfs_inode->atltail = 0;
117 jfs_inode->xtlid = 0;
118 jfs_set_inode_flags(inode);
119
120 jfs_info("ialloc returns inode = 0x%p", inode);
121
122 return inode;
123
124fail_drop:
125 dquot_drop(inode);
126 inode->i_flags |= S_NOQUOTA;
127 clear_nlink(inode);
128 discard_new_inode(inode);
129 return ERR_PTR(rc);
130
131fail_put:
132 iput(inode);
133 return ERR_PTR(rc);
134}