On 01/10/2014 01:10 PM, Johannes Weiner wrote: > The radix tree hole searching code is only used for page cache, for > example the readahead code trying to get a a picture of the area > surrounding a fault. > > It sufficed to rely on the radix tree definition of holes, which is > "empty tree slot". But this is about to change, though, as shadow > page descriptors will be stored in the page cache after the actual > pages get evicted from memory. > > Move the functions over to mm/filemap.c and make them native page > cache operations, where they can later be adapted to handle the new > definition of "page cache hole". > > Signed-off-by: Johannes Weiner <han...@cmpxchg.org>
Reviewed-by: Rik van Riel <r...@redhat.com> -- All rights reversed -- 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/
