ioat: Use time_before_jiffies()

To be future-proof and for better readability the time comparisons are modified
to use time_before_jiffies() instead of plain, error-prone math.

Signed-off-by: Manuel Schölling <manuel.schoelling@gmx.de>
[djbw: use time_before_jiffies() to make argument order more clear]
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 8d10580..2ce9be4 100644 (file)
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -735,7 +735,8 @@ int ioat2_check_space_lock(struct ioat2_dma_chan *ioat, int num_descs)
         * called under bh_disabled so we need to trigger the timer
         * event directly
         */
-       if (jiffies > chan->timer.expires && timer_pending(&chan->timer)) {
+       if (time_is_before_jiffies(chan->timer.expires)
+           && timer_pending(&chan->timer)) {
                struct ioatdma_device *device = chan->device;
 
                mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);