Re: [PATCH v2 23/29] parisc: Move EXCEPTION_TABLE to RO_DATA segment

[Helge Deller]

On 11.10.19 02:06, Kees Cook wrote:

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

Signed-off-by: Kees Cook <keesc...@chromium.org>
---
  arch/parisc/kernel/vmlinux.lds.S | 4 +---
  1 file changed, 1 insertion(+), 3 deletions(-)

Acked-by: Helge Deller <del...@gmx.de>  # parisc

Helge

diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index 12b3d7d5e9e4..53e29d88f99c 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -19,6 +19,7 @@
                                *(.data..vm0.pte)

  #define CC_USING_PATCHABLE_FUNCTION_ENTRY
+#define RO_EXCEPTION_TABLE_ALIGN       8

  #include <asm-generic/vmlinux.lds.h>

@@ -129,9 +130,6 @@ SECTIONS

        RO_DATA(8)

-       /* RO because of BUILDTIME_EXTABLE_SORT */
-       EXCEPTION_TABLE(8)
-
        /* unwind info */
        .PARISC.unwind : {
                __start___unwind = .;