Re: [PATCH] vmscan/trace: Add 'active' and 'file' info to trace_mm_vmscan_lru_isolate.

[KOSAKI Motohiro]

(12/10/11 11:10 AM), Tao Ma wrote:
> From: Tao Ma<boyu.mt@xxxxxxxxxx>
> 
> In trace_mm_vmscan_lru_isolate, we don't output 'active' and 'file'
> information to the trace event and it is a bit inconvenient for the
> user to get the real information(like pasted below).
> mm_vmscan_lru_isolate: isolate_mode=2 order=0 nr_requested=32 nr_scanned=32
> nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0
> 
> So this patch adds these 2 info to the trace event and it now looks like:
> mm_vmscan_lru_isolate: isolate_mode=2 order=0 nr_requested=32 nr_scanned=32
> nr_taken=32 contig_taken=0 contig_dirty=0 contig_failed=0 lru=1,0

addition is ok to me. but lru=1,0 is not human readable. I suspect
people will easily forget which value is active.


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