[PATCH 2/9] arm64: mm: mark fault_info __ro_after_init

[Doug Berger]

The fault_info table must be made writeable to allow installation
of custom memory abort handlers, but it can be made read-only
after initialization to provide some protection.

Signed-off-by: Doug Berger <open...@gmail.com>
---
 arch/arm64/mm/fault.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index cdf1260f1005..43319ed58a47 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -493,7 +493,7 @@ static struct fault_info {
        int     sig;
        int     code;
        const char *name;
-} fault_info[] = {
+} fault_info[] __ro_after_init = {
        { do_bad,               SIGBUS,  0,             "ttbr address size 
fault"       },
        { do_bad,               SIGBUS,  0,             "level 1 address size 
fault"    },
        { do_bad,               SIGBUS,  0,             "level 2 address size 
fault"    },
-- 
2.12.0