diff options
| author | Paul Mackerras <paulus@samba.org> | 2007-04-30 12:38:01 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-04-30 12:38:01 +1000 |
| commit | 49e1900d4cc2e7bcecb681fe60f0990bec2dcce8 (patch) | |
| tree | 253801ebf57e0a23856a2c7be129c2c178f62fdf /drivers/infiniband/core/ucma.c | |
| parent | 34f6d749c0a328817d5e36274e53121c1db734dc (diff) | |
| parent | b9099ff63c75216d6ca10bce5a1abcd9293c27e6 (diff) | |
| download | linux-49e1900d4cc2e7bcecb681fe60f0990bec2dcce8.tar.bz2 | |
Merge branch 'linux-2.6' into for-2.6.22
Diffstat (limited to 'drivers/infiniband/core/ucma.c')
| -rw-r--r-- | drivers/infiniband/core/ucma.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index c859134c1daa..53b4c94a7eb5 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -306,26 +306,18 @@ static ssize_t ucma_get_event(struct ucma_file *file, const char __user *inbuf, mutex_lock(&file->mut); while (list_empty(&file->event_list)) { - if (file->filp->f_flags & O_NONBLOCK) { - ret = -EAGAIN; - break; - } + mutex_unlock(&file->mut); - if (signal_pending(current)) { - ret = -ERESTARTSYS; - break; - } + if (file->filp->f_flags & O_NONBLOCK) + return -EAGAIN; + + if (wait_event_interruptible(file->poll_wait, + !list_empty(&file->event_list))) + return -ERESTARTSYS; - prepare_to_wait(&file->poll_wait, &wait, TASK_INTERRUPTIBLE); - mutex_unlock(&file->mut); - schedule(); mutex_lock(&file->mut); - finish_wait(&file->poll_wait, &wait); } - if (ret) - goto done; - uevent = list_entry(file->event_list.next, struct ucma_event, list); if (uevent->resp.event == RDMA_CM_EVENT_CONNECT_REQUEST) { |