summaryrefslogtreecommitdiff
path: root/fs/hfs/inode.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/hfs/inode.c')
-rw-r--r--fs/hfs/inode.c74
1 files changed, 42 insertions, 32 deletions
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index 3a155c1d810e..524db1389737 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -29,11 +29,6 @@ static const struct inode_operations hfs_file_inode_operations;
#define HFS_VALID_MODE_BITS (S_IFREG | S_IFDIR | S_IRWXUGO)
-static int hfs_writepage(struct page *page, struct writeback_control *wbc)
-{
- return block_write_full_page(page, hfs_get_block, wbc);
-}
-
static int hfs_read_folio(struct file *file, struct folio *folio)
{
return block_read_full_folio(folio, hfs_get_block);
@@ -49,13 +44,13 @@ static void hfs_write_failed(struct address_space *mapping, loff_t to)
}
}
-int hfs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, struct page **pagep, void **fsdata)
+int hfs_write_begin(const struct kiocb *iocb, struct address_space *mapping,
+ loff_t pos, unsigned int len, struct folio **foliop,
+ void **fsdata)
{
int ret;
- *pagep = NULL;
- ret = cont_write_begin(file, mapping, pos, len, pagep, fsdata,
+ ret = cont_write_begin(iocb, mapping, pos, len, foliop, fsdata,
hfs_get_block,
&HFS_I(mapping->host)->phys_size);
if (unlikely(ret))
@@ -162,9 +157,10 @@ const struct address_space_operations hfs_btree_aops = {
.dirty_folio = block_dirty_folio,
.invalidate_folio = block_invalidate_folio,
.read_folio = hfs_read_folio,
- .writepage = hfs_writepage,
+ .writepages = hfs_writepages,
.write_begin = hfs_write_begin,
.write_end = generic_write_end,
+ .migrate_folio = buffer_migrate_folio,
.bmap = hfs_bmap,
.release_folio = hfs_release_folio,
};
@@ -188,6 +184,10 @@ struct inode *hfs_new_inode(struct inode *dir, const struct qstr *name, umode_t
{
struct super_block *sb = dir->i_sb;
struct inode *inode = new_inode(sb);
+ s64 next_id;
+ s64 file_count;
+ s64 folder_count;
+
if (!inode)
return NULL;
@@ -195,18 +195,22 @@ struct inode *hfs_new_inode(struct inode *dir, const struct qstr *name, umode_t
INIT_LIST_HEAD(&HFS_I(inode)->open_dir_list);
spin_lock_init(&HFS_I(inode)->open_dir_lock);
hfs_cat_build_key(sb, (btree_key *)&HFS_I(inode)->cat_key, dir->i_ino, name);
- inode->i_ino = HFS_SB(sb)->next_id++;
+ next_id = atomic64_inc_return(&HFS_SB(sb)->next_id);
+ BUG_ON(next_id > U32_MAX);
+ inode->i_ino = (u32)next_id;
inode->i_mode = mode;
inode->i_uid = current_fsuid();
inode->i_gid = current_fsgid();
set_nlink(inode, 1);
- inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+ simple_inode_init_ts(inode);
HFS_I(inode)->flags = 0;
HFS_I(inode)->rsrc_inode = NULL;
HFS_I(inode)->fs_blocks = 0;
+ HFS_I(inode)->tz_secondswest = sys_tz.tz_minuteswest * 60;
if (S_ISDIR(mode)) {
inode->i_size = 2;
- HFS_SB(sb)->folder_count++;
+ folder_count = atomic64_inc_return(&HFS_SB(sb)->folder_count);
+ BUG_ON(folder_count > U32_MAX);
if (dir->i_ino == HFS_ROOT_CNID)
HFS_SB(sb)->root_dirs++;
inode->i_op = &hfs_dir_inode_operations;
@@ -215,7 +219,8 @@ struct inode *hfs_new_inode(struct inode *dir, const struct qstr *name, umode_t
inode->i_mode &= ~HFS_SB(inode->i_sb)->s_dir_umask;
} else if (S_ISREG(mode)) {
HFS_I(inode)->clump_blocks = HFS_SB(sb)->clumpablks;
- HFS_SB(sb)->file_count++;
+ file_count = atomic64_inc_return(&HFS_SB(sb)->file_count);
+ BUG_ON(file_count > U32_MAX);
if (dir->i_ino == HFS_ROOT_CNID)
HFS_SB(sb)->root_files++;
inode->i_op = &hfs_file_inode_operations;
@@ -245,16 +250,19 @@ void hfs_delete_inode(struct inode *inode)
{
struct super_block *sb = inode->i_sb;
- hfs_dbg(INODE, "delete_inode: %lu\n", inode->i_ino);
+ hfs_dbg("ino %lu\n", inode->i_ino);
if (S_ISDIR(inode->i_mode)) {
- HFS_SB(sb)->folder_count--;
+ BUG_ON(atomic64_read(&HFS_SB(sb)->folder_count) > U32_MAX);
+ atomic64_dec(&HFS_SB(sb)->folder_count);
if (HFS_I(inode)->cat_key.ParID == cpu_to_be32(HFS_ROOT_CNID))
HFS_SB(sb)->root_dirs--;
set_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags);
hfs_mark_mdb_dirty(sb);
return;
}
- HFS_SB(sb)->file_count--;
+
+ BUG_ON(atomic64_read(&HFS_SB(sb)->file_count) > U32_MAX);
+ atomic64_dec(&HFS_SB(sb)->file_count);
if (HFS_I(inode)->cat_key.ParID == cpu_to_be32(HFS_ROOT_CNID))
HFS_SB(sb)->root_files--;
if (S_ISREG(inode->i_mode)) {
@@ -279,6 +287,8 @@ void hfs_inode_read_fork(struct inode *inode, struct hfs_extent *ext,
for (count = 0, i = 0; i < 3; i++)
count += be16_to_cpu(ext[i].count);
HFS_I(inode)->first_blocks = count;
+ HFS_I(inode)->cached_start = 0;
+ HFS_I(inode)->cached_blocks = 0;
inode->i_size = HFS_I(inode)->phys_size = log_size;
HFS_I(inode)->fs_blocks = (log_size + sb->s_blocksize - 1) >> sb->s_blocksize_bits;
@@ -355,8 +365,8 @@ static int hfs_read_inode(struct inode *inode, void *data)
inode->i_mode |= S_IWUGO;
inode->i_mode &= ~hsb->s_file_umask;
inode->i_mode |= S_IFREG;
- inode->i_ctime = inode->i_atime = inode->i_mtime =
- hfs_m_to_utime(rec->file.MdDat);
+ inode_set_mtime_to_ts(inode,
+ inode_set_atime_to_ts(inode, inode_set_ctime_to_ts(inode, hfs_m_to_utime(rec->file.MdDat))));
inode->i_op = &hfs_file_inode_operations;
inode->i_fop = &hfs_file_operations;
inode->i_mapping->a_ops = &hfs_aops;
@@ -366,8 +376,8 @@ static int hfs_read_inode(struct inode *inode, void *data)
inode->i_size = be16_to_cpu(rec->dir.Val) + 2;
HFS_I(inode)->fs_blocks = 0;
inode->i_mode = S_IFDIR | (S_IRWXUGO & ~hsb->s_dir_umask);
- inode->i_ctime = inode->i_atime = inode->i_mtime =
- hfs_m_to_utime(rec->dir.MdDat);
+ inode_set_mtime_to_ts(inode,
+ inode_set_atime_to_ts(inode, inode_set_ctime_to_ts(inode, hfs_m_to_utime(rec->dir.MdDat))));
inode->i_op = &hfs_dir_inode_operations;
inode->i_fop = &hfs_dir_operations;
break;
@@ -403,7 +413,7 @@ struct inode *hfs_iget(struct super_block *sb, struct hfs_cat_key *key, hfs_cat_
return NULL;
}
inode = iget5_locked(sb, cnid, hfs_test_inode, hfs_read_inode, &data);
- if (inode && (inode->i_state & I_NEW))
+ if (inode && (inode_state_read_once(inode) & I_NEW))
unlock_new_inode(inode);
return inode;
}
@@ -427,7 +437,7 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
hfs_cat_rec rec;
int res;
- hfs_dbg(INODE, "hfs_write_inode: %lu\n", inode->i_ino);
+ hfs_dbg("ino %lu\n", inode->i_ino);
res = hfs_ext_write_extent(inode);
if (res)
return res;
@@ -474,7 +484,7 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
be32_to_cpu(rec.dir.DirID) != inode->i_ino) {
}
- rec.dir.MdDat = hfs_u_to_mtime(inode->i_mtime);
+ rec.dir.MdDat = hfs_u_to_mtime(inode_get_mtime(inode));
rec.dir.Val = cpu_to_be16(inode->i_size - 2);
hfs_bnode_write(fd.bnode, &rec, fd.entryoffset,
@@ -502,7 +512,7 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
else
rec.file.Flags |= HFS_FIL_LOCK;
hfs_inode_write_fork(inode, rec.file.ExtRec, &rec.file.LgLen, &rec.file.PyLen);
- rec.file.MdDat = hfs_u_to_mtime(inode->i_mtime);
+ rec.file.MdDat = hfs_u_to_mtime(inode_get_mtime(inode));
hfs_bnode_write(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_file));
@@ -611,14 +621,14 @@ static int hfs_file_release(struct inode *inode, struct file *file)
* correspond to the same HFS file.
*/
-int hfs_inode_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
+int hfs_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
struct iattr *attr)
{
struct inode *inode = d_inode(dentry);
struct hfs_sb_info *hsb = HFS_SB(inode->i_sb);
int error;
- error = setattr_prepare(&init_user_ns, dentry,
+ error = setattr_prepare(&nop_mnt_idmap, dentry,
attr); /* basic permission checks */
if (error)
return error;
@@ -654,11 +664,10 @@ int hfs_inode_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
truncate_setsize(inode, attr->ia_size);
hfs_file_truncate(inode);
- inode->i_atime = inode->i_mtime = inode->i_ctime =
- current_time(inode);
+ simple_inode_init_ts(inode);
}
- setattr_copy(&init_user_ns, inode, attr);
+ setattr_copy(&nop_mnt_idmap, inode, attr);
mark_inode_dirty(inode);
return 0;
}
@@ -693,8 +702,9 @@ static const struct file_operations hfs_file_operations = {
.llseek = generic_file_llseek,
.read_iter = generic_file_read_iter,
.write_iter = generic_file_write_iter,
- .mmap = generic_file_mmap,
- .splice_read = generic_file_splice_read,
+ .mmap_prepare = generic_file_mmap_prepare,
+ .splice_read = filemap_splice_read,
+ .splice_write = iter_file_splice_write,
.fsync = hfs_file_fsync,
.open = hfs_file_open,
.release = hfs_file_release,
generated by cgit (git 2.34.1) at 2025-12-21 18:57:21 +0000