Re: [PATCH] mm/vmstat: Reduce zone lock hold time when reading /proc/pagetypeinfo

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> On Oct 24, 2019, at 9:39 AM, Michal Hocko <mhocko@xxxxxxxxxx> wrote:
> 
> Because the migrate type is the information that helps to understand
> fragmentation related issues. I am pretty sure Vlastimil would tell you
> much more.

Then, I don’t see any point of having two files (pagetypeinfo and buddyinfo) exporting the similar type of information which is probably more important to figure out than fixing the 10-year old DoS.




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