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Subject[PATCH -mm] slub: debug_guardpage_minorder documentation tweak
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
Documentation/ABI/testing/sysfs-kernel-slab | 6 ++++--
Documentation/vm/slub.txt | 7 ++++---
2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/Documentation/ABI/testing/sysfs-kernel-slab b/Documentation/ABI/testing/sysfs-kernel-slab
index bfd1d9f..91bd6ca 100644
--- a/Documentation/ABI/testing/sysfs-kernel-slab
+++ b/Documentation/ABI/testing/sysfs-kernel-slab
@@ -346,8 +346,10 @@ Description:
number of objects per slab. If a slab cannot be allocated
because of fragmentation, SLUB will retry with the minimum order
possible depending on its characteristics.
- When debug_guardpage_minorder > 0 parameter is specified, the
- minimum possible order is used and cannot be changed.
+ When debug_guardpage_minorder=N (N > 0) parameter is specified
+ (see Documentation/kernel-parameters.txt), the minimum possible
+ order is used and this sysfs entry can not be used to change
+ the order at run time.

What: /sys/kernel/slab/cache/order_fallback
Date: April 2008
diff --git a/Documentation/vm/slub.txt b/Documentation/vm/slub.txt
index dbf02ad..1514d9f 100644
--- a/Documentation/vm/slub.txt
+++ b/Documentation/vm/slub.txt
@@ -131,9 +131,10 @@ slub_min_objects.
slub_max_order specified the order at which slub_min_objects should no
longer be checked. This is useful to avoid SLUB trying to generate
super large order pages to fit slub_min_objects of a slab cache with
-large object sizes into one high order page. Setting parameter
-debug_guardpage_minorder > 0 forces setting slub_max_order to 0, what
-cause minimum possible order of slabs allocation.
+large object sizes into one high order page. Setting command line
+parameter debug_guardpage_minorder=N (N > 0), forces setting
+slub_max_order to 0, what cause minimum possible order of slabs
+allocation.

SLUB Debug output
-----------------
--
1.7.1


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