diff options
Diffstat (limited to 'arch/powerpc/lib/code-patching.c')
| -rw-r--r-- | arch/powerpc/lib/code-patching.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index d946f7d6bb32..e9a0ea1c7ba4 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -24,7 +24,18 @@ static int __patch_instruction(struct ppc_inst *exec_addr, struct ppc_inst instr { int err = 0; - __put_user_asm(ppc_inst_val(instr), patch_addr, err, "stw"); + if (!ppc_inst_prefixed(instr)) { + __put_user_asm(ppc_inst_val(instr), patch_addr, err, "stw"); + } else { +#ifdef CONFIG_CPU_LITTLE_ENDIAN + __put_user_asm((u64)ppc_inst_suffix(instr) << 32 | + ppc_inst_val(instr), patch_addr, err, "std"); +#else + __put_user_asm((u64)ppc_inst_val(instr) << 32 | + ppc_inst_suffix(instr), patch_addr, err, "std"); +#endif + } + if (err) return err; |