Re: [PATCH 02/17] quota: Wire up ->quota_{enable,disable} callbacks into Q_QUOTA{ON,OFF}

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Fri, Jan 16, 2015 at 01:47:36PM +0100, Jan Kara wrote:
> Make Q_QUOTAON / Q_QUOTAOFF quotactl call ->quota_enable /
> ->quota_disable callback when provided. To match current behavior of
> ocfs2 & ext4 we make these quotactls turn on / off quota enforcement for
> appropriate quota type.
> 
> Signed-off-by: Jan Kara <jack@xxxxxxx>
> ---
>  fs/quota/quota.c         | 31 +++++++++++++++++++++++++++----
>  include/linux/quotaops.h |  2 ++
>  2 files changed, 29 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/quota/quota.c b/fs/quota/quota.c
> index 5b307e2b5719..748716ffee48 100644
> --- a/fs/quota/quota.c
> +++ b/fs/quota/quota.c
> @@ -66,18 +66,43 @@ static int quota_sync_all(int type)
>       return ret;
>  }
>  
> +unsigned int qtype_limit_flag(int type)
> +{
> +     switch (type) {
> +     case USRQUOTA:
> +             return FS_QUOTA_UDQ_ENFD;
> +     case GRPQUOTA:
> +             return FS_QUOTA_GDQ_ENFD;
> +     case PRJQUOTA:
> +             return FS_QUOTA_PDQ_ENFD;
> +     }
> +     return 0;


What's the limit_ in the name supposed to mean?

Otherwise looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>