Re: [PATCH v3 0/3] mm: introduce fincore() v3

[Naoya Horiguchi]

On Tue, Jul 08, 2014 at 05:16:18AM -0700, Christoph Hellwig wrote:
> Still a hard NAK for exposing page flags in a syscall ABI.  These are
> way to volatile to go into an application interface.

Is there any specific reason that exporting via syscall ABI is more
volatile than exporting via procfs as /proc/kpageflags alreadly does?

Thanks,
Naoya Horiguchi
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