Schedule a workqueue, do the current job in the workqueue handler. Block the second entry if the first one has not finished Change-Id: I9466c7795bd9d6765f468bf30f4021802d904c36 Signed-off-by: Ken Zhang <kenz@codeaurora.org> Conflicts: drivers/video/msm/msm_fb.c Signed-off-by: Naseer Ahmed <naseer@codeaurora.org>