sh: kmemleak support.

Enables support for kmemleak on sh.
Signed-off-by: Chris Smith <chris.smith@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/vmlinux.lds.S

@@ -50,12 +50,12 @@ SECTIONS
 	} = 0x0009
 
 	EXCEPTION_TABLE(16)
-
 	NOTES
+
+	_sdata = .;
 	RO_DATA(PAGE_SIZE)
 	RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
-
-	_edata = .;			/* End of data section */
+	_edata = .;
 
 	DWARF_EH_FRAME
 

lib/Kconfig.debug

@@ -355,7 +355,7 @@ config SLUB_STATS
 config DEBUG_KMEMLEAK
 	bool "Kernel memory leak detector"
 	depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
-		(X86 || ARM || PPC || S390)
+		(X86 || ARM || PPC || S390 || SUPERH)
 
 	select DEBUG_FS if SYSFS
 	select STACKTRACE if STACKTRACE_SUPPORT