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Diffstat (limited to 'arch/i386/kernel/kprobes.c')
-rw-r--r--arch/i386/kernel/kprobes.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/i386/kernel/kprobes.c b/arch/i386/kernel/kprobes.c
index de2e16e..afe6505 100644
--- a/arch/i386/kernel/kprobes.c
+++ b/arch/i386/kernel/kprobes.c
@@ -256,11 +256,6 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
int ret = 0;
kprobe_opcode_t *addr;
struct kprobe_ctlblk *kcb;
-#ifdef CONFIG_PREEMPT
- unsigned pre_preempt_count = preempt_count();
-#else
- unsigned pre_preempt_count = 1;
-#endif
addr = (kprobe_opcode_t *)(regs->eip - sizeof(kprobe_opcode_t));
@@ -338,13 +333,15 @@ static int __kprobes kprobe_handler(struct pt_regs *regs)
return 1;
ss_probe:
- if (pre_preempt_count && p->ainsn.boostable == 1 && !p->post_handler){
+#ifndef CONFIG_PREEMPT
+ if (p->ainsn.boostable == 1 && !p->post_handler){
/* Boost up -- we can execute copied instructions directly */
reset_current_kprobe();
regs->eip = (unsigned long)p->ainsn.insn;
preempt_enable_no_resched();
return 1;
}
+#endif
prepare_singlestep(p, regs);
kcb->kprobe_status = KPROBE_HIT_SS;
return 1;