diff options
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/mmiotrace/kmmio.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kernel/mmiotrace/kmmio.c b/arch/x86/kernel/mmiotrace/kmmio.c index 28411da..e759f7c 100644 --- a/arch/x86/kernel/mmiotrace/kmmio.c +++ b/arch/x86/kernel/mmiotrace/kmmio.c @@ -51,10 +51,6 @@ static LIST_HEAD(kmmio_probes); static struct kmmio_context kmmio_ctx[NR_CPUS]; -static struct pf_handler kmmio_pf_hook = { - .handler = kmmio_page_fault -}; - static struct notifier_block nb_die = { .notifier_call = kmmio_die_notifier }; @@ -77,7 +73,8 @@ void cleanup_kmmio(void) * kmmio_page_table, kmmio_probes */ if (handler_registered) { - unregister_page_fault_handler(&kmmio_pf_hook); + if (mmiotrace_unregister_pf(&kmmio_page_fault)) + BUG(); synchronize_rcu(); } unregister_die_notifier(&nb_die); @@ -343,8 +340,11 @@ int register_kmmio_probe(struct kmmio_probe *p) } if (!handler_registered) { - register_page_fault_handler(&kmmio_pf_hook); - handler_registered++; + if (mmiotrace_register_pf(&kmmio_page_fault)) + printk(KERN_ERR "mmiotrace: Cannot register page " + "fault handler.\n"); + else + handler_registered++; } out: |
