On Fri, Jul 04, 2014 at 11:16:39AM +1000, Dave Chinner wrote: > On Thu, Jul 03, 2014 at 05:52:12PM -0400, Naoya Horiguchi wrote: > > We need the pagecache tags to be exported to userspace later in this > > series for fincore(2), so this patch moves the definition to the new > > include file for preparation. We also use the number of pagecache tags, > > so this patch also adds it. > > > > Signed-off-by: Naoya Horiguchi <n-horigu...@ah.jp.nec.com> > > NACK. > > The radix tree tags are deeply internal implementation details. > They are an artifact of the current mark-and-sweep writeback > algorithm, and as such should never, ever be exposed to userspace, > let alone fixed in an ABI we need to support forever more.
Hm, OK, so I'll do whole this series without pagecache tag things. Thanks, Naoya Horiguchi -- 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/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
