x86/Sandy Bridge: mark arrays in __init functions as __initconst

commit ab3cd8670e0b3fcde7f029e1503ed3c5138e9571 upstream.

Mark static arrays as __initconst so they get removed when the init
sections are flushed.

Reported-by: Mathias Krause <minipli@googlemail.com>
Link: http://lkml.kernel.org/r/75F4BEE6-CB0E-4426-B40B-697451677738@googlemail.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 7e547bf3b90fbfc6e915389b56f714e0d7401bb3..4c2e927646b5e8a42e0d95e53c112992b1d92c36 100644 (file)
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -635,7 +635,7 @@ static bool __init snb_gfx_workaround_needed(void)
 {
        int i;
        u16 vendor, devid;
-       static const u16 snb_ids[] = {
+       static const __initconst u16 snb_ids[] = {
                0x0102,
                0x0112,
                0x0122,
@@ -667,7 +667,7 @@ static bool __init snb_gfx_workaround_needed(void)
  */
 static void __init trim_snb_memory(void)
 {
-       static const unsigned long bad_pages[] = {
+       static const __initconst unsigned long bad_pages[] = {
                0x20050000,
                0x20110000,
                0x20130000,