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| author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-09-27 15:59:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-28 12:48:15 +0200 |
| commit | 773151dc41035657175eb7e5bc51721943039b31 (patch) | |
| tree | 8f1cd5520ef75547a579d71634229c802cf0d9f2 /Documentation/ABI | |
| parent | ABI: o2cb: add an obsolete file for /sys/o2cb (diff) | |
| download | linux-773151dc41035657175eb7e5bc51721943039b31.tar.xz linux-773151dc41035657175eb7e5bc51721943039b31.zip | |
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 <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/8960435734c5aa918568ce7891171448c4d68709.1632750608.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-kernel-slab | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-kernel-slab b/Documentation/ABI/testing/sysfs-kernel-slab index 77e5840b00a5..c440f4946e12 100644 --- a/Documentation/ABI/testing/sysfs-kernel-slab +++ b/Documentation/ABI/testing/sysfs-kernel-slab @@ -496,3 +496,24 @@ Contact: Pekka Enberg <penberg@cs.helsinki.fi>, 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/<cache>/usersize +Date: Jun 2017 +Contact: David Windsor <dave@nullcore.net> +Description: + The usersize file is read-only and contains the usercopy + region size. + +What: /sys/kernel/slab/<cache>/slabs_cpu_partial +Date: Aug 2011 +Contact: Christoph Lameter <cl@linux.com> +Description: + This read-only file shows the number of partialli allocated + frozen slabs. + +What: /sys/kernel/slab/<cache>/cpu_partial +Date: Aug 2011 +Contact: Christoph Lameter <cl@linux.com> +Description: + This read-only file shows the number of per cpu partial + pages to keep around. |