Re: [PATCH] xfs: show the proper user quota options

["Darrick J. Wong" <darrick.wong@oracle.com>]

On Mon, Nov 23, 2020 at 05:38:52PM +0800, xiakaixu1987@gmail.com wrote:
> From: Kaixu Xia <kaixuxia@tencent.com>
> 
> The quota option 'usrquota' should be shown if both the XFS_UQUOTA_ACCT
> and XFS_UQUOTA_ENFD flags are set. The option 'uqnoenforce' should be
> shown when only the XFS_UQUOTA_ACCT flag is set. The current code logic
> seems wrong, Fix it and show proper options.

This needs a regression test case to make sure that quota mount options
passed in ==> quota options in /proc/mounts, wouldn't you say? ;)

--D

> Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
> ---
>  fs/xfs/xfs_super.c | 10 ++++++----
>  1 file changed, 6 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
> index e3e229e52512..5ebd6cdc44a7 100644
> --- a/fs/xfs/xfs_super.c
> +++ b/fs/xfs/xfs_super.c
> @@ -199,10 +199,12 @@ xfs_fs_show_options(
>  		seq_printf(m, ",swidth=%d",
>  				(int)XFS_FSB_TO_BB(mp, mp->m_swidth));
>  
> -	if (mp->m_qflags & (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD))
> -		seq_puts(m, ",usrquota");
> -	else if (mp->m_qflags & XFS_UQUOTA_ACCT)
> -		seq_puts(m, ",uqnoenforce");
> +	if (mp->m_qflags & XFS_UQUOTA_ACCT) {
> +		if (mp->m_qflags & XFS_UQUOTA_ENFD)
> +			seq_puts(m, ",usrquota");
> +		else
> +			seq_puts(m, ",uqnoenforce");
> +	}
>  
>  	if (mp->m_qflags & XFS_PQUOTA_ACCT) {
>  		if (mp->m_qflags & XFS_PQUOTA_ENFD)
> -- 
> 2.20.0
>