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-rw-r--r--mm/Kconfig16
1 files changed, 14 insertions, 2 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 7672a22647b4..b537c4436d18 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -218,11 +218,18 @@ choice
help
This option allows to select a slab allocator.
-config SLAB
- bool "SLAB"
+config SLAB_DEPRECATED
+ bool "SLAB (DEPRECATED)"
depends on !PREEMPT_RT
select HAVE_HARDENED_USERCOPY_ALLOCATOR
help
+ Deprecated and scheduled for removal in a few cycles. Replaced by
+ SLUB.
+
+ If you cannot migrate to SLUB, please contact linux-mm@kvack.org
+ and the people listed in the SLAB ALLOCATOR section of MAINTAINERS
+ file, explaining why.
+
The regular slab allocator that is established and known to work
well in all environments. It organizes cache hot objects in
per cpu and per node queues.
@@ -240,6 +247,11 @@ config SLUB
endchoice
+config SLAB
+ bool
+ default y
+ depends on SLAB_DEPRECATED
+
config SLUB_TINY
bool "Configure SLUB for minimal memory footprint"
depends on SLUB && EXPERT