time: Improve time_wait_poll()

Call time_wait_nopoll() when period is smaller than remaining

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/core/timebase.c b/core/timebase.c
index 0714f25f..8b1c01b6 100644
--- a/core/timebase.c
+++ b/core/timebase.c
@@ -40,7 +40,8 @@ static void time_wait_poll(unsigned long duration)
 			opal_run_pollers();
 			time_wait_nopoll(period);
 			remaining -= period;
-		}
+		} else
+			time_wait_nopoll(remaining);
 
 		cpu_relax();
 	}