[PATCH v2 22/29] microblaze: Move EXCEPTION_TABLE to RO_DATA segment

From: Kees Cook
Date: Thu Oct 10 2019 - 20:12:59 EST


Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
arch/microblaze/kernel/vmlinux.lds.S | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S
index b8efb08204a1..760cac41cbfe 100644
--- a/arch/microblaze/kernel/vmlinux.lds.S
+++ b/arch/microblaze/kernel/vmlinux.lds.S
@@ -11,6 +11,8 @@
OUTPUT_ARCH(microblaze)
ENTRY(microblaze_start)

+#define RO_EXCEPTION_TABLE_ALIGN 16
+
#include <asm/page.h>
#include <asm-generic/vmlinux.lds.h>
#include <asm/thread_info.h>
@@ -52,7 +54,6 @@ SECTIONS {

. = ALIGN(16);
RO_DATA(4096)
- EXCEPTION_TABLE(16)

/*
* sdata2 section can go anywhere, but must be word aligned
--
2.17.1