support multiple .discard.* sections to avoid section type conflicts
gcc 4.4.4 will complain if you use a .discard section for both text and
data ("causes a section type conflict"). Add support for ".discard.*"
sections, and use .discard.text for a dummy function in the x86
RESERVE_BRK() macro.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index 86b1506..ef292c7 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -82,7 +82,7 @@
* executable.)
*/
#define RESERVE_BRK(name,sz) \
- static void __section(.discard) __used \
+ static void __section(.discard.text) __used \
__brk_reservation_fn_##name##__(void) { \
asm volatile ( \
".pushsection .brk_reservation,\"aw\",@nobits;" \