Messages in this thread | | | Date | Wed, 9 Jul 2014 01:51:59 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH v3 0/3] mm: introduce fincore() v3 |
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On Tue, Jul 08, 2014 at 09:27:55AM -0400, Naoya Horiguchi wrote: > 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?
An optional proc debug output is very different from an actual system call.
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