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-rw-r--r--arch/arm64/mm/fault.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index 0e0ea5fe6ab3..1aa487a37a0a 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -56,12 +56,18 @@ struct fault_info {
};
static const struct fault_info fault_info[];
+static struct fault_info debug_fault_info[];
static inline const struct fault_info *esr_to_fault_info(unsigned int esr)
{
return fault_info + (esr & ESR_ELx_FSC);
}
+static inline const struct fault_info *esr_to_debug_fault_info(unsigned int esr)
+{
+ return debug_fault_info + DBG_ESR_EVT(esr);
+}
+
#ifdef CONFIG_KPROBES
static inline int notify_page_fault(struct pt_regs *regs, unsigned int esr)
{
@@ -830,7 +836,7 @@ asmlinkage int __exception do_debug_exception(unsigned long addr,
unsigned int esr,
struct pt_regs *regs)
{
- const struct fault_info *inf = debug_fault_info + DBG_ESR_EVT(esr);
+ const struct fault_info *inf = esr_to_debug_fault_info(esr);
int rv;
/*