Re: [PATCH] zram: remove obsolete sysfs attrs

[Minchan Kim]

On Wed, Jan 18, 2017 at 12:58:38PM +0900, Sergey Senozhatsky wrote:
> We had a deprecated_attr_warn() warning for 2 years and now the
> time has come and we finally can do the cleanup.
> 
> The plan was as follows:
> 
> : per-stat sysfs attributes are considered to be deprecated.
> : The basic strategy is:
> : -- the existing RW nodes will be downgraded to WO nodes (in linux 4.11)
> : -- deprecated RO sysfs nodes will eventually be removed (in linux 4.11)
> :
> : The list of deprecated attributes can be found here:
> : Documentation/ABI/obsolete/sysfs-block-zram
> :
> : Basically, every attribute that has its own read accessible sysfs
> : node (e.g. num_reads) *AND* is accessible via one of the stat files
> : (zram<id>/stat or zram<id>/io_stat or zram<id>/mm_stat) is considered
> : to be deprecated.
> 
> The patch also removes `obsolete/sysfs-block-zram', clean ups
> `testing/sysfs-block-zram' and tweaks zram.txt files.
> 
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>