From 773151dc41035657175eb7e5bc51721943039b31 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Mon, 27 Sep 2021 15:59:41 +0200 Subject: [PATCH] ABI: sysfs-kernel-slab: Document some stats Document three slab stats that were added in 2011 and 2017. Fixes: 49e2258586b4 ("slub: per cpu cache for partial pages") Fixes: 8eb8284b4129 ("usercopy: Prepare for usercopy whitelisting") Signed-off-by: Mauro Carvalho Chehab Link: https://lore.kernel.org/r/8960435734c5aa918568ce7891171448c4d68709.1632750608.git.mchehab+huawei@kernel.org Signed-off-by: Greg Kroah-Hartman --- Documentation/ABI/testing/sysfs-kernel-slab | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-kernel-slab b/Documentation/ABI/testing/sysfs-kernel-slab index 77e5840b..c440f49 100644 --- a/Documentation/ABI/testing/sysfs-kernel-slab +++ b/Documentation/ABI/testing/sysfs-kernel-slab @@ -496,3 +496,24 @@ Contact: Pekka Enberg , Description: Writing to the validate file causes SLUB to traverse all of its cache's objects and check the validity of metadata. + +What: /sys/kernel/slab//usersize +Date: Jun 2017 +Contact: David Windsor +Description: + The usersize file is read-only and contains the usercopy + region size. + +What: /sys/kernel/slab//slabs_cpu_partial +Date: Aug 2011 +Contact: Christoph Lameter +Description: + This read-only file shows the number of partialli allocated + frozen slabs. + +What: /sys/kernel/slab//cpu_partial +Date: Aug 2011 +Contact: Christoph Lameter +Description: + This read-only file shows the number of per cpu partial + pages to keep around. -- 2.7.4