Re: [PATCH] tools/mm/slabinfo: fix total_objects attribute name

[Vlastimil Babka <vbabka@suse.com>]

On 6/12/26 09:13, Yichong Chen wrote:
> SLUB exports the total_objects sysfs attribute, but slabinfo tries to read
> objects_total. As a result, the lookup fails and the field remains zero.
> 
> Use the correct attribute name and rename the corresponding structure
> member to match.
> 
> Fixes: 205ab99dd103 ("slub: Update statistics handling for variable order slabs")

Huh, it has never worked correctly, since 2008.
Applied to slab/for-next, thanks!

> Signed-off-by: Yichong Chen <chenyichong@uniontech.com>
> ---
>  tools/mm/slabinfo.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/mm/slabinfo.c b/tools/mm/slabinfo.c
> index 54c7265ab52d..f4077746d6df 100644
> --- a/tools/mm/slabinfo.c
> +++ b/tools/mm/slabinfo.c
> @@ -33,7 +33,7 @@ struct slabinfo {
>  	unsigned int hwcache_align, object_size, objs_per_slab;
>  	unsigned int sanity_checks, slab_size, store_user, trace;
>  	int order, poison, reclaim_account, red_zone;
> -	unsigned long partial, objects, slabs, objects_partial, objects_total;
> +	unsigned long partial, objects, slabs, objects_partial, total_objects;
>  	unsigned long alloc_fastpath, alloc_slowpath;
>  	unsigned long free_fastpath, free_slowpath;
>  	unsigned long free_frozen, free_add_partial, free_remove_partial;
> @@ -1263,7 +1263,7 @@ static void read_slab_dir(void)
>  			slab->object_size = get_obj("object_size");
>  			slab->objects = get_obj("objects");
>  			slab->objects_partial = get_obj("objects_partial");
> -			slab->objects_total = get_obj("objects_total");
> +			slab->total_objects = get_obj("total_objects");
>  			slab->objs_per_slab = get_obj("objs_per_slab");
>  			slab->order = get_obj("order");
>  			slab->partial = get_obj("partial");