Commit bf96d1e3 authored by Catalin Marinas's avatar Catalin Marinas
Browse files

kmemleak: Do not force the slab debugging Kconfig options 



Selecting DEBUG_SLAB or SLUB_DEBUG by the KMEMLEAK menu entry may cause
issues with other dependencies (KMEMCHECK). These configuration options
aren't strictly needed by kmemleak but they may increase the chances of
finding leaks. This patch also updates the KMEMLEAK config entry help
text.

Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Acked-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
parent ae281064

lib/Kconfig.debug

+3 −2
Original line number Diff line number Diff line
@@ -340,8 +340,6 @@ config DEBUG_KMEMLEAK 
	bool "Kernel memory leak detector"

	depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM) && \

		!MEMORY_HOTPLUG

	select DEBUG_SLAB if SLAB

	select SLUB_DEBUG if SLUB

	select DEBUG_FS if SYSFS

	select STACKTRACE if STACKTRACE_SUPPORT

	select KALLSYMS
@@ -355,6 +353,9 @@ config DEBUG_KMEMLEAK 
	  allocations. See Documentation/kmemleak.txt for more

	  details.



	  Enabling DEBUG_SLAB or SLUB_DEBUG may increase the chances

	  of finding leaks due to the slab objects poisoning.



	  In order to access the kmemleak file, debugfs needs to be

	  mounted (usually at /sys/kernel/debug).

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