repair adfs ->write_inode(), switch to simple_fsync()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-06-08 00:44:42 -04:00
parent bea6b64c27
commit ffdc9064f8
6 changed files with 48 additions and 6 deletions

View File

@ -53,6 +53,7 @@ struct adfs_dir_ops {
int (*update)(struct adfs_dir *dir, struct object_info *obj);
int (*create)(struct adfs_dir *dir, struct object_info *obj);
int (*remove)(struct adfs_dir *dir, struct object_info *obj);
int (*sync)(struct adfs_dir *dir);
void (*free)(struct adfs_dir *dir);
};
@ -90,7 +91,8 @@ extern const struct dentry_operations adfs_dentry_operations;
extern struct adfs_dir_ops adfs_f_dir_ops;
extern struct adfs_dir_ops adfs_fplus_dir_ops;
extern int adfs_dir_update(struct super_block *sb, struct object_info *obj);
extern int adfs_dir_update(struct super_block *sb, struct object_info *obj,
int wait);
/* file.c */
extern const struct inode_operations adfs_file_inode_operations;

View File

@ -83,7 +83,7 @@ out:
}
int
adfs_dir_update(struct super_block *sb, struct object_info *obj)
adfs_dir_update(struct super_block *sb, struct object_info *obj, int wait)
{
int ret = -EINVAL;
#ifdef CONFIG_ADFS_FS_RW
@ -106,6 +106,12 @@ adfs_dir_update(struct super_block *sb, struct object_info *obj)
ret = ops->update(&dir, obj);
write_unlock(&adfs_dir_lock);
if (wait) {
int err = ops->sync(&dir);
if (!ret)
ret = err;
}
ops->free(&dir);
out:
#endif
@ -199,7 +205,7 @@ const struct file_operations adfs_dir_operations = {
.read = generic_read_dir,
.llseek = generic_file_llseek,
.readdir = adfs_readdir,
.fsync = file_fsync,
.fsync = simple_fsync,
};
static int

View File

@ -437,6 +437,22 @@ bad_dir:
#endif
}
static int
adfs_f_sync(struct adfs_dir *dir)
{
int err = 0;
int i;
for (i = dir->nr_buffers - 1; i >= 0; i--) {
struct buffer_head *bh = dir->bh[i];
sync_dirty_buffer(bh);
if (buffer_req(bh) && !buffer_uptodate(bh))
err = -EIO;
}
return err;
}
static void
adfs_f_free(struct adfs_dir *dir)
{
@ -456,5 +472,6 @@ struct adfs_dir_ops adfs_f_dir_ops = {
.setpos = adfs_f_setpos,
.getnext = adfs_f_getnext,
.update = adfs_f_update,
.sync = adfs_f_sync,
.free = adfs_f_free
};

View File

@ -161,6 +161,22 @@ out:
return ret;
}
static int
adfs_fplus_sync(struct adfs_dir *dir)
{
int err = 0;
int i;
for (i = dir->nr_buffers - 1; i >= 0; i--) {
struct buffer_head *bh = dir->bh[i];
sync_dirty_buffer(bh);
if (buffer_req(bh) && !buffer_uptodate(bh))
err = -EIO;
}
return err;
}
static void
adfs_fplus_free(struct adfs_dir *dir)
{
@ -175,5 +191,6 @@ struct adfs_dir_ops adfs_fplus_dir_ops = {
.read = adfs_fplus_read,
.setpos = adfs_fplus_setpos,
.getnext = adfs_fplus_getnext,
.sync = adfs_fplus_sync,
.free = adfs_fplus_free
};

View File

@ -30,7 +30,7 @@ const struct file_operations adfs_file_operations = {
.read = do_sync_read,
.aio_read = generic_file_aio_read,
.mmap = generic_file_mmap,
.fsync = file_fsync,
.fsync = simple_fsync,
.write = do_sync_write,
.aio_write = generic_file_aio_write,
.splice_read = generic_file_splice_read,

View File

@ -376,7 +376,7 @@ out:
* The adfs-specific inode data has already been updated by
* adfs_notify_change()
*/
int adfs_write_inode(struct inode *inode, int unused)
int adfs_write_inode(struct inode *inode, int wait)
{
struct super_block *sb = inode->i_sb;
struct object_info obj;
@ -391,7 +391,7 @@ int adfs_write_inode(struct inode *inode, int unused)
obj.attr = ADFS_I(inode)->attr;
obj.size = inode->i_size;
ret = adfs_dir_update(sb, &obj);
ret = adfs_dir_update(sb, &obj, wait);
unlock_kernel();
return ret;
}