diff options
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/kernel/kprobes.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 00d9c83b802..781960f80b6 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -448,11 +448,20 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p) return 0; } +void __kprobes flush_insn_slot(struct kprobe *p) +{ + unsigned long arm_addr; + + arm_addr = ((unsigned long)&p->opcode.bundle) & ~0xFULL; + flush_icache_range(arm_addr, arm_addr + sizeof(bundle_t)); +} + void __kprobes arch_arm_kprobe(struct kprobe *p) { unsigned long addr = (unsigned long)p->addr; unsigned long arm_addr = addr & ~0xFULL; + flush_insn_slot(p); memcpy((char *)arm_addr, &p->ainsn.insn.bundle, sizeof(bundle_t)); flush_icache_range(arm_addr, arm_addr + sizeof(bundle_t)); } |