[PATCH 07/11] ext4: Use generic helpers for quotaon and quotaoff

[Christoph Hellwig]

>  static const struct quotactl_ops ext4_qctl_sysfile_operations = {
> -	.quota_on_meta	= ext4_quota_on_sysfile,
> -	.quota_off	= ext4_quota_off_sysfile,
> +	.sysquota_on	= dquot_sysquota_on,
> +	.sysquota_off	= dquot_sysquota_off,
>  	.quota_sync	= dquot_quota_sync,
>  	.get_info	= dquot_get_dqinfo,
>  	.set_info	= dquot_set_dqinfo,

This vector now only has generic dquot_ methods.  Maybe move the
vector to fs/quota/dquot.c and allow multiple filesystems to share it?