diff options
Diffstat (limited to 'arch/powerpc/lib')
| -rw-r--r-- | arch/powerpc/lib/copy_32.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/lib/sstep.c | 5 | ||||
| -rw-r--r-- | arch/powerpc/lib/xor_vmx.c | 10 |
3 files changed, 16 insertions, 1 deletions
diff --git a/arch/powerpc/lib/copy_32.S b/arch/powerpc/lib/copy_32.S index c44df2dbedd5..99f37f24185c 100644 --- a/arch/powerpc/lib/copy_32.S +++ b/arch/powerpc/lib/copy_32.S @@ -217,7 +217,7 @@ _GLOBAL(memcpy) bdnz 40b 65: blr -_GLOBAL(generic_memcpy) +generic_memcpy: srwi. r7,r5,3 addi r6,r3,-4 addi r4,r4,-4 diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index dc885b30f7a6..3362299b1859 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -925,6 +925,7 @@ int __kprobes analyse_instr(struct instruction_op *op, struct pt_regs *regs, } } #endif + break; /* illegal instruction */ case 31: switch ((instr >> 1) & 0x3ff) { @@ -1818,9 +1819,11 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr) case 4: __get_user_asmx(val, op.ea, err, "lwarx"); break; +#ifdef __powerpc64__ case 8: __get_user_asmx(val, op.ea, err, "ldarx"); break; +#endif default: return 0; } @@ -1841,9 +1844,11 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr) case 4: __put_user_asmx(op.val, op.ea, err, "stwcx.", cr); break; +#ifdef __powerpc64__ case 8: __put_user_asmx(op.val, op.ea, err, "stdcx.", cr); break; +#endif default: return 0; } diff --git a/arch/powerpc/lib/xor_vmx.c b/arch/powerpc/lib/xor_vmx.c index 07f49f1568e5..f9de69a04e88 100644 --- a/arch/powerpc/lib/xor_vmx.c +++ b/arch/powerpc/lib/xor_vmx.c @@ -17,7 +17,17 @@ * * Author: Anton Blanchard <anton@au.ibm.com> */ + +/* + * Sparse (as at v0.5.0) gets very, very confused by this file. + * Make it a bit simpler for it. + */ +#if !defined(__CHECKER__) #include <altivec.h> +#else +#define vec_xor(a, b) a ^ b +#define vector __attribute__((vector_size(16))) +#endif #include <linux/preempt.h> #include <linux/export.h> |