}
f2fs_bug_on(F2FS_I_SB(inode),
- !compr && ret != cluster_size && !IS_IMMUTABLE(inode));
+ !compr && ret != cluster_size &&
+ !is_inode_flag_set(inode, FI_COMPRESS_RELEASED));
}
fail:
f2fs_put_dnode(&dn);
FI_COMPRESS_CORRUPT, /* indicate compressed cluster is corrupted */
FI_MMAP_FILE, /* indicate file was mmapped */
FI_ENABLE_COMPRESS, /* enable compression in "user" compression mode */
+ FI_COMPRESS_RELEASED, /* compressed blocks were released */
FI_MAX, /* max flag, never be used */
};
case FI_DATA_EXIST:
case FI_INLINE_DOTS:
case FI_PIN_FILE:
+ case FI_COMPRESS_RELEASED:
f2fs_mark_inode_dirty_sync(inode, true);
}
}
set_bit(FI_EXTRA_ATTR, fi->flags);
if (ri->i_inline & F2FS_PIN_FILE)
set_bit(FI_PIN_FILE, fi->flags);
+ if (ri->i_inline & F2FS_COMPRESS_RELEASED)
+ set_bit(FI_COMPRESS_RELEASED, fi->flags);
}
static inline void set_raw_inline(struct inode *inode, struct f2fs_inode *ri)
ri->i_inline |= F2FS_EXTRA_ATTR;
if (is_inode_flag_set(inode, FI_PIN_FILE))
ri->i_inline |= F2FS_PIN_FILE;
+ if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED))
+ ri->i_inline |= F2FS_COMPRESS_RELEASED;
}
static inline int f2fs_has_extra_attr(struct inode *inode)
if (unlikely(IS_IMMUTABLE(inode)))
return VM_FAULT_SIGBUS;
+ if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED))
+ return VM_FAULT_SIGBUS;
+
if (unlikely(f2fs_cp_error(sbi))) {
err = -EIO;
goto err;
goto out;
}
- if (IS_IMMUTABLE(inode)) {
+ if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
ret = -EINVAL;
goto out;
}
if (ret)
goto out;
- F2FS_I(inode)->i_flags |= F2FS_IMMUTABLE_FL;
- f2fs_set_inode_flags(inode);
+ set_inode_flag(inode, FI_COMPRESS_RELEASED);
inode->i_ctime = current_time(inode);
f2fs_mark_inode_dirty_sync(inode, true);
inode_lock(inode);
- if (!IS_IMMUTABLE(inode)) {
+ if (!is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
ret = -EINVAL;
goto unlock_inode;
}
up_write(&F2FS_I(inode)->i_mmap_sem);
if (ret >= 0) {
- F2FS_I(inode)->i_flags &= ~F2FS_IMMUTABLE_FL;
- f2fs_set_inode_flags(inode);
+ clear_inode_flag(inode, FI_COMPRESS_RELEASED);
inode->i_ctime = current_time(inode);
f2fs_mark_inode_dirty_sync(inode, true);
}
goto unlock;
}
+ if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
+ ret = -EPERM;
+ goto unlock;
+ }
+
ret = generic_write_checks(iocb, from);
if (ret > 0) {
bool preallocated = false;
#define F2FS_INLINE_DOTS 0x10 /* file having implicit dot dentries */
#define F2FS_EXTRA_ATTR 0x20 /* file having extra attribute */
#define F2FS_PIN_FILE 0x40 /* file should not be gced */
+#define F2FS_COMPRESS_RELEASED 0x80 /* file released compressed blocks */
struct f2fs_inode {
__le16 i_mode; /* file mode */