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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-10-06 10:33:57 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2009-10-06 10:35:06 +0200
commitdfcc3e6a8b8c10bccc532e6bd5a25d50ccb14b25 (patch)
treeee3c159866c3d60fc52109575a3a3e464410656a
parent34483cac2310846b2f210378ee7cd8150c4ae768 (diff)
downloadlinux-dfcc3e6a8b8c10bccc532e6bd5a25d50ccb14b25.tar.bz2
[S390] Enable kmemleak on s390.
Also increase the maximum possible kmemleak early log entries since 2000 are not sufficient on s390. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
-rw-r--r--arch/s390/kernel/vmlinux.lds.S1
-rw-r--r--lib/Kconfig.debug7
2 files changed, 5 insertions, 3 deletions
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index bc15ef93e656..a68ac10213b2 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -51,6 +51,7 @@ SECTIONS
. = ALIGN(PAGE_SIZE);
_eshared = .; /* End of shareable data */
+ _sdata = .; /* Start of data section */
EXCEPTION_TABLE(16) :data
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 891155817bc6..30df5865ecbe 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -346,8 +346,9 @@ config SLUB_STATS
config DEBUG_KMEMLEAK
bool "Kernel memory leak detector"
- depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM || PPC) && \
- !MEMORY_HOTPLUG
+ depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
+ (X86 || ARM || PPC || S390)
+
select DEBUG_FS if SYSFS
select STACKTRACE if STACKTRACE_SUPPORT
select KALLSYMS
@@ -370,7 +371,7 @@ config DEBUG_KMEMLEAK
config DEBUG_KMEMLEAK_EARLY_LOG_SIZE
int "Maximum kmemleak early log entries"
depends on DEBUG_KMEMLEAK
- range 200 2000
+ range 200 40000
default 400
help
Kmemleak must track all the memory allocations to avoid