Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx> --- Documentation/vm/z3fold.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/vm/z3fold.txt b/Documentation/vm/z3fold.txt index 38e4dac..224e3c6 100644 --- a/Documentation/vm/z3fold.txt +++ b/Documentation/vm/z3fold.txt @@ -1,5 +1,8 @@ +.. _z3fold: + +====== z3fold ------- +====== z3fold is a special purpose allocator for storing compressed pages. It is designed to store up to three compressed pages per physical page. @@ -7,6 +10,7 @@ It is a zbud derivative which allows for higher compression ratio keeping the simplicity and determinism of its predecessor. The main differences between z3fold and zbud are: + * unlike zbud, z3fold allows for up to PAGE_SIZE allocations * z3fold can hold up to 3 compressed pages in its page * z3fold doesn't export any API itself and is thus intended to be used -- 2.7.4
