[PATCH] xfs: remove deprecated sysctls

[Eric Sandeen]

On 1/7/15 3:43 PM, Dave Chinner wrote:
> From: Dave Chinner <dchinner at redhat.com>
>

Reviewed-by: Eric Sandeen <sandeen at redhat.com>

> 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 at redhat.com>
> ---
>  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),
>