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-rw-r--r--arch/arm/mm/alignment.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index 054e995d2f5b..b8cb1a2688a0 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -82,6 +82,7 @@ static unsigned long ai_word;
static unsigned long ai_dword;
static unsigned long ai_multi;
static int ai_usermode;
+static unsigned long cr_no_alignment;
core_param(alignment, ai_usermode, int, 0600);
@@ -979,6 +980,8 @@ static int __init alignment_init(void)
ai_usermode = safe_usermode(ai_usermode, false);
}
+ cr_no_alignment = get_cr() & ~CR_A;
+
hook_fault_code(FAULT_CODE_ALIGNMENT, do_alignment, SIGBUS, BUS_ADRALN,
"alignment exception");
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