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Re: [PATCH] xfs: remove deprecated sysctls

To: Dave Chinner <david@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
Subject: Re: [PATCH] xfs: remove deprecated sysctls
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Wed, 07 Jan 2015 15:48:38 -0600
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <1420667006-7377-1-git-send-email-david@xxxxxxxxxxxxx>
References: <1420667006-7377-1-git-send-email-david@xxxxxxxxxxxxx>
On 1/7/15 3:43 PM, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>

Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>

> xfsbufd_centisecs and age_buffer_centisecs were due for removal in
> 3.14. We forgot to do that - it's now well past time to remove these
> deprecated, unused sysctls.
> 
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> ---
>  Documentation/filesystems/xfs.txt | 17 +++++++----------
>  fs/xfs/xfs_sysctl.c               | 18 ------------------
>  2 files changed, 7 insertions(+), 28 deletions(-)
> 
> diff --git a/Documentation/filesystems/xfs.txt 
> b/Documentation/filesystems/xfs.txt
> index 5be51fd..7077103 100644
> --- a/Documentation/filesystems/xfs.txt
> +++ b/Documentation/filesystems/xfs.txt
> @@ -348,16 +348,13 @@ The following sysctls are available for the XFS 
> filesystem:
>  Deprecated Sysctls
>  ==================
>  
> -  fs.xfs.xfsbufd_centisecs   (Min: 50  Default: 100  Max: 3000)
> -     Dirty metadata is now tracked by the log subsystem and
> -     flushing is driven by log space and idling demands. The
> -     xfsbufd no longer exists, so this syctl does nothing.
> +None at present.
>  
> -     Due for removal in 3.14.
>  
> -  fs.xfs.age_buffer_centisecs        (Min: 100  Default: 1500  Max: 720000)
> -     Dirty metadata is now tracked by the log subsystem and
> -     flushing is driven by log space and idling demands. The
> -     xfsbufd no longer exists, so this syctl does nothing.
> +Removed Sysctls
> +===============
>  
> -     Due for removal in 3.14.
> +  Name                               Removed
> +  ----                               -------
> +  fs.xfs.xfsbufd_centisec    v3.20
> +  fs.xfs.age_buffer_centisecs        v3.20
> diff --git a/fs/xfs/xfs_sysctl.c b/fs/xfs/xfs_sysctl.c
> index 1743b9f..a0c8067 100644
> --- a/fs/xfs/xfs_sysctl.c
> +++ b/fs/xfs/xfs_sysctl.c
> @@ -149,24 +149,6 @@ static struct ctl_table xfs_table[] = {
>               .extra2         = &xfs_params.inherit_noatim.max
>       },
>       {
> -             .procname       = "xfsbufd_centisecs",
> -             .data           = &xfs_params.xfs_buf_timer.val,
> -             .maxlen         = sizeof(int),
> -             .mode           = 0644,
> -             .proc_handler   = proc_dointvec_minmax,
> -             .extra1         = &xfs_params.xfs_buf_timer.min,
> -             .extra2         = &xfs_params.xfs_buf_timer.max
> -     },
> -     {
> -             .procname       = "age_buffer_centisecs",
> -             .data           = &xfs_params.xfs_buf_age.val,
> -             .maxlen         = sizeof(int),
> -             .mode           = 0644,
> -             .proc_handler   = proc_dointvec_minmax,
> -             .extra1         = &xfs_params.xfs_buf_age.min,
> -             .extra2         = &xfs_params.xfs_buf_age.max
> -     },
> -     {
>               .procname       = "inherit_nosymlinks",
>               .data           = &xfs_params.inherit_nosym.val,
>               .maxlen         = sizeof(int),
> 

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