sparc64: Support kmemleak.

Only missing thing was an _sdata marker in vmlinux.lds.S

Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 5 insertions, 1 deletions

diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index c4f5758c9dc7..0c1e6783657f 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -52,6 +52,10 @@ SECTIONS
         _etext = .;
 
         RO_DATA(PAGE_SIZE)
+
+        /* Start of data section */
+        _sdata = .;
+
         .data1 : {
                 *(.data1)
         }
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1fafb4b99c9b..6c2be6089559 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -356,7 +356,7 @@ config SLUB_STATS
 config DEBUG_KMEMLEAK
         bool "Kernel memory leak detector"
         depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
-                (X86 || ARM || PPC || S390 || SUPERH)
+                (X86 || ARM || PPC || S390 || SPARC64 || SUPERH)
 
         select DEBUG_FS if SYSFS
         select STACKTRACE if STACKTRACE_SUPPORT