diff options
Diffstat (limited to 'sys/dev/aac/aac_cam.c')
| -rw-r--r-- | sys/dev/aac/aac_cam.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/aac/aac_cam.c b/sys/dev/aac/aac_cam.c index e1874be..b7e22b1 100644 --- a/sys/dev/aac/aac_cam.c +++ b/sys/dev/aac/aac_cam.c @@ -286,7 +286,9 @@ aac_cam_action(struct cam_sim *sim, union ccb *ccb) /* Async ops that require communcation with the controller */ + AAC_LOCK_ACQUIRE(&sc->aac_io_lock); if (aac_alloc_command(sc, &cm)) { + AAC_LOCK_RELEASE(&sc->aac_io_lock); xpt_freeze_simq(sim, 1); ccb->ccb_h.status = CAM_REQUEUE_REQ; xpt_done(ccb); @@ -402,6 +404,8 @@ aac_cam_action(struct cam_sim *sim, union ccb *ccb) aac_enqueue_ready(cm); aac_startio(cm->cm_sc); + AAC_LOCK_RELEASE(&sc->aac_io_lock); + return; } |
