diff options
Diffstat (limited to 'arch/arm/mm/alignment.c')
-rw-r--r-- | arch/arm/mm/alignment.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 6f4585b89078..924036473b16 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c | |||
@@ -25,6 +25,7 @@ | |||
25 | #include <asm/cp15.h> | 25 | #include <asm/cp15.h> |
26 | #include <asm/system_info.h> | 26 | #include <asm/system_info.h> |
27 | #include <asm/unaligned.h> | 27 | #include <asm/unaligned.h> |
28 | #include <asm/opcodes.h> | ||
28 | 29 | ||
29 | #include "fault.h" | 30 | #include "fault.h" |
30 | 31 | ||
@@ -762,21 +763,25 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs) | |||
762 | if (thumb_mode(regs)) { | 763 | if (thumb_mode(regs)) { |
763 | u16 *ptr = (u16 *)(instrptr & ~1); | 764 | u16 *ptr = (u16 *)(instrptr & ~1); |
764 | fault = probe_kernel_address(ptr, tinstr); | 765 | fault = probe_kernel_address(ptr, tinstr); |
766 | tinstr = __mem_to_opcode_thumb16(tinstr); | ||
765 | if (!fault) { | 767 | if (!fault) { |
766 | if (cpu_architecture() >= CPU_ARCH_ARMv7 && | 768 | if (cpu_architecture() >= CPU_ARCH_ARMv7 && |
767 | IS_T32(tinstr)) { | 769 | IS_T32(tinstr)) { |
768 | /* Thumb-2 32-bit */ | 770 | /* Thumb-2 32-bit */ |
769 | u16 tinst2 = 0; | 771 | u16 tinst2 = 0; |
770 | fault = probe_kernel_address(ptr + 1, tinst2); | 772 | fault = probe_kernel_address(ptr + 1, tinst2); |
771 | instr = (tinstr << 16) | tinst2; | 773 | tinst2 = __mem_to_opcode_thumb16(tinst2); |
774 | instr = __opcode_thumb32_compose(tinstr, tinst2); | ||
772 | thumb2_32b = 1; | 775 | thumb2_32b = 1; |
773 | } else { | 776 | } else { |
774 | isize = 2; | 777 | isize = 2; |
775 | instr = thumb2arm(tinstr); | 778 | instr = thumb2arm(tinstr); |
776 | } | 779 | } |
777 | } | 780 | } |
778 | } else | 781 | } else { |
779 | fault = probe_kernel_address(instrptr, instr); | 782 | fault = probe_kernel_address(instrptr, instr); |
783 | instr = __mem_to_opcode_arm(instr); | ||
784 | } | ||
780 | 785 | ||
781 | if (fault) { | 786 | if (fault) { |
782 | type = TYPE_FAULT; | 787 | type = TYPE_FAULT; |