On Tue, Dec 19, 2023 at 6:22 PM Bixuan Cui <cuibix...@vivo.com> wrote:
>
> From: cuibixuan <cuibix...@vivo.com>
>
> Add a new event to calculate the shrink_inactive_list()/shrink_active_list()
> execution time.
>
> Example of output:
>          kswapd0-103     [007] .....  1098.353020: 
> mm_vmscan_lru_shrink_active_start: nid=0
>          kswapd0-103     [007] .....  1098.353040: 
> mm_vmscan_lru_shrink_active_end: nid=0 nr_taken=32 nr_active=0 
> nr_deactivated=32 nr_referenced=0 priority=6 
> flags=RECLAIM_WB_FILE|RECLAIM_WB_ASYNC
>          kswapd0-103     [007] .....  1098.353040: 
> mm_vmscan_lru_shrink_inactive_start: nid=0
>          kswapd0-103     [007] .....  1098.353094: 
> mm_vmscan_lru_shrink_inactive_end: nid=0 nr_scanned=32 nr_reclaimed=0 
> nr_dirty=0 nr_writeback=0 nr_congested=0 nr_immediate=0 nr_activate_anon=0 
> nr_activate_file=0 nr_ref_keep=32 nr_unmap_fail=0 priority=6 
> flags=RECLAIM_WB_ANON|RECLAIM_WB_ASYNC
>          kswapd0-103     [007] .....  1098.353094: 
> mm_vmscan_lru_shrink_inactive_start: nid=0
>          kswapd0-103     [007] .....  1098.353162: 
> mm_vmscan_lru_shrink_inactive_end: nid=0 nr_scanned=32 nr_reclaimed=21 
> nr_dirty=0 nr_writeback=0 nr_congested=0 nr_immediate=0 nr_activate_anon=0 
> nr_activate_file=0 nr_ref_keep=11 nr_unmap_fail=0 priority=6 
> flags=RECLAIM_WB_FILE|RECLAIM_WB_ASYNC
>
> Signed-off-by: Bixuan Cui <cuibix...@vivo.com>
> Reviewed-by: Andrew Morton <a...@linux-foundation.org>
> ---
> v4: Add Reviewed-by and Changlog to every patch.
Where did Andrew provide his Reviewed-by?

> v2: Modify trace_mm_vmscan_lru_shrink_inactive() in evict_folios() at the 
> same time to fix build error.

The reason v3 was NAK'ed was not mentioned or fixed in v4.

So NAK again.

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