[S390] setup: register bss section as resource

Make kernel bss section visible via /proc/iomem like on other
architectures.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 455345104c8c..ed183c2c6168 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -436,9 +436,15 @@ static struct resource data_resource = {
         .flags = IORESOURCE_BUSY | IORESOURCE_MEM,
 };
 
+static struct resource bss_resource = {
+        .name = "Kernel bss",
+        .flags = IORESOURCE_BUSY | IORESOURCE_MEM,
+};
+
 static struct resource __initdata *standard_resources[] = {
         &code_resource,
         &data_resource,
+        &bss_resource,
 };
 
 static void __init setup_resources(void)
@@ -450,6 +456,8 @@ static void __init setup_resources(void)
         code_resource.end = (unsigned long) &_etext - 1;
         data_resource.start = (unsigned long) &_etext;
         data_resource.end = (unsigned long) &_edata - 1;
+        bss_resource.start = (unsigned long) &__bss_start;
+        bss_resource.end = (unsigned long) &__bss_stop - 1;
 
         for (i = 0; i < MEMORY_CHUNKS; i++) {
                 if (!memory_chunk[i].size)