mm, swap: use page-cluster as max window of VMA based swap readahead

[sfrench/cifs-2.6.git] / Documentation / ABI / testing / sysfs-kernel-mm-swap

diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-swap b/Documentation/ABI/testing/sysfs-kernel-mm-swap
index 587db52084c7c21a6db250dffd9b794859d7466a..94672016c26810799328ee6a56bd7f66bf7ef73e 100644 (file)
--- a/Documentation/ABI/testing/sysfs-kernel-mm-swap
+++ b/Documentation/ABI/testing/sysfs-kernel-mm-swap
@@ -14,13 +14,3 @@ Description: Enable/disable VMA based swap readahead.
                still used for tmpfs etc. other users.  If set to
                false, the global swap readahead algorithm will be
                used for all swappable pages.
-
-What:          /sys/kernel/mm/swap/vma_ra_max_order
-Date:          August 2017
-Contact:       Linux memory management mailing list <linux-mm@kvack.org>
-Description:   The max readahead size in order for VMA based swap readahead
-
-               VMA based swap readahead algorithm will readahead at
-               most 1 << max_order pages for each readahead.  The
-               real readahead size for each readahead will be scaled
-               according to the estimation algorithm.