sparc64: Support kmemleak.

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

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

diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index c4f5758..0c1e678 100644 (file)
--- 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 1fafb4b..6c2be60 100644 (file)
--- 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