diff options
Diffstat (limited to 'arch/csky/kernel/probes')
| -rw-r--r-- | arch/csky/kernel/probes/ftrace.c | 2 | ||||
| -rw-r--r-- | arch/csky/kernel/probes/simulate-insn.c | 22 |
2 files changed, 8 insertions, 16 deletions
diff --git a/arch/csky/kernel/probes/ftrace.c b/arch/csky/kernel/probes/ftrace.c index ae2b1c7b3b5c..ef2bb9bd9605 100644 --- a/arch/csky/kernel/probes/ftrace.c +++ b/arch/csky/kernel/probes/ftrace.c @@ -9,7 +9,7 @@ int arch_check_ftrace_location(struct kprobe *p) return 0; } -/* Ftrace callback handler for kprobes -- called under preepmt disabed */ +/* Ftrace callback handler for kprobes -- called under preepmt disabled */ void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip, struct ftrace_ops *ops, struct ftrace_regs *fregs) { diff --git a/arch/csky/kernel/probes/simulate-insn.c b/arch/csky/kernel/probes/simulate-insn.c index 4e464fed52ec..d6e8d092c9b7 100644 --- a/arch/csky/kernel/probes/simulate-insn.c +++ b/arch/csky/kernel/probes/simulate-insn.c @@ -274,9 +274,9 @@ void __kprobes simulate_bnezad32(u32 opcode, long addr, struct pt_regs *regs) { unsigned long tmp = opcode & 0x1f; - unsigned long val; + long val; - csky_insn_reg_get_val(regs, tmp, &val); + csky_insn_reg_get_val(regs, tmp, (unsigned long *)&val); val -= 1; @@ -286,7 +286,7 @@ simulate_bnezad32(u32 opcode, long addr, struct pt_regs *regs) } else instruction_pointer_set(regs, addr + 4); - csky_insn_reg_set_val(regs, tmp, val); + csky_insn_reg_set_val(regs, tmp, (unsigned long)val); } void __kprobes @@ -297,13 +297,11 @@ simulate_bhsz32(u32 opcode, long addr, struct pt_regs *regs) csky_insn_reg_get_val(regs, tmp, &val); - if (val >= 0) { + if ((long) val >= 0) { instruction_pointer_set(regs, addr + sign_extend32((opcode & 0xffff0000) >> 15, 15)); } else instruction_pointer_set(regs, addr + 4); - - csky_insn_reg_set_val(regs, tmp, val); } void __kprobes @@ -314,13 +312,11 @@ simulate_bhz32(u32 opcode, long addr, struct pt_regs *regs) csky_insn_reg_get_val(regs, tmp, &val); - if (val > 0) { + if ((long) val > 0) { instruction_pointer_set(regs, addr + sign_extend32((opcode & 0xffff0000) >> 15, 15)); } else instruction_pointer_set(regs, addr + 4); - - csky_insn_reg_set_val(regs, tmp, val); } void __kprobes @@ -331,13 +327,11 @@ simulate_blsz32(u32 opcode, long addr, struct pt_regs *regs) csky_insn_reg_get_val(regs, tmp, &val); - if (val <= 0) { + if ((long) val <= 0) { instruction_pointer_set(regs, addr + sign_extend32((opcode & 0xffff0000) >> 15, 15)); } else instruction_pointer_set(regs, addr + 4); - - csky_insn_reg_set_val(regs, tmp, val); } void __kprobes @@ -348,13 +342,11 @@ simulate_blz32(u32 opcode, long addr, struct pt_regs *regs) csky_insn_reg_get_val(regs, tmp, &val); - if (val < 0) { + if ((long) val < 0) { instruction_pointer_set(regs, addr + sign_extend32((opcode & 0xffff0000) >> 15, 15)); } else instruction_pointer_set(regs, addr + 4); - - csky_insn_reg_set_val(regs, tmp, val); } void __kprobes |