diff options
Diffstat (limited to 'tapset/LKET/aio.stp')
| -rwxr-xr-x | tapset/LKET/aio.stp | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/tapset/LKET/aio.stp b/tapset/LKET/aio.stp index ea81d024..09b3a3b8 100755 --- a/tapset/LKET/aio.stp +++ b/tapset/LKET/aio.stp @@ -237,13 +237,11 @@ function log_io_getevents(ctx_id:long, min_nr:long, nr:long, struct timespec __user *timeout = (struct timespec *)((long)THIS->timeout); struct timespec ts; - if (unlikely(copy_from_user(&ts, timeout, sizeof(ts)))) - return; - - _lket_trace(_GROUP_AIO, _HOOKID_AIO_IO_GETEVENTS_ENTRY, - "%8b%4b%4b%8b%4b%4b", THIS->ctx_id, THIS->min_nr, - THIS->nr, THIS->events_uaddr, (_FMT_)ts.tv_sec, - (_FMT_)ts.tv_nsec); + if (likely(0 == copy_from_user(&ts, timeout, sizeof(ts)))) + _lket_trace(_GROUP_AIO, _HOOKID_AIO_IO_GETEVENTS_ENTRY, + "%8b%4b%4b%8b%4b%4b", THIS->ctx_id, THIS->min_nr, + THIS->nr, THIS->events_uaddr, (_FMT_)ts.tv_sec, + (_FMT_)ts.tv_nsec); %} probe addevent.aio.io_getevents.return |