diff options
| author | Wim Van Sebroeck <wim@iguana.be> | 2007-05-01 06:53:01 +0000 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2007-05-01 06:53:01 +0000 |
| commit | 48a7afe314bfc4d7f50e1608632f503dbba7e013 (patch) | |
| tree | 4a80e6b96321a71affd1bacea817de93be08894b /drivers/infiniband/core/ucma.c | |
| parent | fb8f7ba077b5c665432082ab205bcd2cb01f6a3c (diff) | |
| parent | dc87c3985e9b442c60994308a96f887579addc39 (diff) | |
| download | blackbird-obmc-linux-48a7afe314bfc4d7f50e1608632f503dbba7e013.tar.gz blackbird-obmc-linux-48a7afe314bfc4d7f50e1608632f503dbba7e013.zip | |
Merge /pub/scm/linux/kernel/git/torvalds/linux-2.6
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) { |
