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

2014-07-09 Thread Christoph Hellwig
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

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

2014-07-08 Thread 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 a

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

2014-07-08 Thread Christoph Hellwig
Still a hard NAK for exposing page flags in a syscall ABI. These are way to volatile to go into an application interface. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org

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

2014-07-07 Thread Naoya Horiguchi
This is the 3rd version of fincore patchset. I stop exporting PAGECACHE_TAG_* information to userspace via fincore(). Rather than that, no major change since v2. Any comments/reviews are welcomed. v2: http://lwn.net/Articles/604380/ v1: http://lwn.net/Articles/601020/ Thanks, Naoya Horiguchi ---