sh: kprobes: __kprobes annotations and formatting cleanups.
authorPaul Mundt <lethal@linux-sh.org>
Mon, 8 Sep 2008 09:22:47 +0000 (18:22 +0900)
committerPaul Mundt <lethal@linux-sh.org>
Mon, 8 Sep 2008 09:22:47 +0000 (18:22 +0900)
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
arch/sh/kernel/kprobes.c

index a478ba78e75289651414f7f4a72d19bdb571c537..e357e3669a34e47d47d6fd015df5046e95313404 100644 (file)
@@ -115,20 +115,20 @@ void __kprobes arch_remove_kprobe(struct kprobe *p)
        }
 }
 
-static inline void save_previous_kprobe(struct kprobe_ctlblk *kcb)
+static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)
 {
        kcb->prev_kprobe.kp = kprobe_running();
        kcb->prev_kprobe.status = kcb->kprobe_status;
 }
 
-static inline void restore_previous_kprobe(struct kprobe_ctlblk *kcb)
+static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb)
 {
        __get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp;
        kcb->kprobe_status = kcb->prev_kprobe.status;
 }
 
-static inline void set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
-                                     struct kprobe_ctlblk *kcb)
+static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
+                                        struct kprobe_ctlblk *kcb)
 {
        __get_cpu_var(current_kprobe) = p;
 }
@@ -138,7 +138,7 @@ static inline void set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
  * on the next instruction, following branches. Two probes are set if the
  * branch is conditional.
  */
-static inline void prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
+static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
 {
        kprobe_opcode_t *addr = NULL;
        saved_current_opcode.addr = (kprobe_opcode_t *) (regs->pc);
@@ -273,12 +273,12 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
                /* handler has already set things up, so skip ss setup */
                return 1;
 
-      ss_probe:
+ss_probe:
        prepare_singlestep(p, regs);
        kcb->kprobe_status = KPROBE_HIT_SS;
        return 1;
 
-      no_kprobe:
+no_kprobe:
        preempt_enable_no_resched();
        return ret;
 }
@@ -358,7 +358,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
        return orig_ret_address;
 }
 
-static inline int post_kprobe_handler(struct pt_regs *regs)
+static int __kprobes post_kprobe_handler(struct pt_regs *regs)
 {
        struct kprobe *cur = kprobe_running();
        struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
@@ -391,14 +391,15 @@ static inline int post_kprobe_handler(struct pt_regs *regs)
                }
        }
 
-       /*Restore back the original saved kprobes variables and continue. */
+       /* Restore back the original saved kprobes variables and continue. */
        if (kcb->kprobe_status == KPROBE_REENTER) {
                restore_previous_kprobe(kcb);
                goto out;
        }
+
        reset_current_kprobe();
 
-      out:
+out:
        preempt_enable_no_resched();
 
        return 1;
@@ -463,6 +464,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr)
        default:
                break;
        }
+
        return 0;
 }
 
@@ -498,8 +500,8 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self,
                                        ret = NOTIFY_STOP;
                                } else {
                                        p = __get_cpu_var(current_kprobe);
-                                       if (p->break_handler
-                                           && p->break_handler(p, args->regs))
+                                       if (p->break_handler &&
+                                           p->break_handler(p, args->regs))
                                                ret = NOTIFY_STOP;
                                }
                        }
@@ -542,25 +544,26 @@ void __kprobes jprobe_return(void)
 int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
 {
        struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
-       u8 *addr = (u8 *) regs->pc;
        unsigned long stack_addr = kcb->jprobe_saved_r15;
+       u8 *addr = (u8 *)regs->pc;
 
-       if ((addr >= (u8 *) jprobe_return)
-           && (addr <= (u8 *) jprobe_return_end)) {
+       if ((addr >= (u8 *)jprobe_return) &&
+           (addr <= (u8 *)jprobe_return_end)) {
                *regs = kcb->jprobe_saved_regs;
 
-               memcpy((kprobe_opcode_t *) stack_addr, kcb->jprobes_stack,
+               memcpy((kprobe_opcode_t *)stack_addr, kcb->jprobes_stack,
                       MIN_STACK_SIZE(stack_addr));
 
                kcb->kprobe_status = KPROBE_HIT_SS;
                preempt_enable_no_resched();
                return 1;
        }
+
        return 0;
 }
 
 static struct kprobe trampoline_p = {
-       .addr = (kprobe_opcode_t *) &kretprobe_trampoline,
+       .addr = (kprobe_opcode_t *)&kretprobe_trampoline,
        .pre_handler = trampoline_probe_handler
 };