Re: [PATCH 1/2] mm: page_owner: fixing wrong information in dump_page_owner

[Oscar Salvador]

On Wed, Apr 24, 2024 at 04:48:37PM +0530, Hariom Panthi wrote:
> From: Maninder Singh <maninder1.s@xxxxxxxxxxx>
> 
> with commit ea4b5b33bf8a ("mm,page_owner: update metadata for tail pages"),
> new API __update_page_owner_handle was introduced and arguemnt was passed
> in wrong order from __set_page_owner and thus page_owner is giving
> wrong data.
> 
> [   15.982420] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xcc0(GFP_KERNEL), pid 80, tgid -1210279584 (insmod), ts 80, free_ts 0
> 
> Fixing the same.
> Correct output:
> [   14.556482] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xcc0(GFP_KERNEL), pid 80, tgid 80 (insmod), ts 14552004992, free_ts 0
> 
> Fixes: ea4b5b33bf8a ("mm,page_owner: update metadata for tail pages")
> Signed-off-by: Maninder Singh <maninder1.s@xxxxxxxxxxx>
> Signed-off-by: Hariom Panthi <hariom1.p@xxxxxxxxxxx>

Acked-by: Oscar Salvador <osalvador@xxxxxxx>

Thanks!

 

-- 
Oscar Salvador
SUSE Labs