From: Richard Cochran Date: Sun, 21 Dec 2014 18:47:04 +0000 (+0100) Subject: net: mlx4: convert to timecounter adjtime. X-Git-Tag: firefly_0821_release~176^2~2371^2~328^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ce51ff0937bd5596aeafd67f5a60d36016d5e040;p=firefly-linux-kernel-4.4.55.git net: mlx4: convert to timecounter adjtime. This patch changes the driver to use the new and improved method for adjusting the offset of a timecounter. Compile tested only. Signed-off-by: Richard Cochran Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/mellanox/mlx4/en_clock.c b/drivers/net/ethernet/mellanox/mlx4/en_clock.c index 999014413b1a..df35d0e1b899 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_clock.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_clock.c @@ -147,12 +147,9 @@ static int mlx4_en_phc_adjtime(struct ptp_clock_info *ptp, s64 delta) struct mlx4_en_dev *mdev = container_of(ptp, struct mlx4_en_dev, ptp_clock_info); unsigned long flags; - s64 now; write_lock_irqsave(&mdev->clock_lock, flags); - now = timecounter_read(&mdev->clock); - now += delta; - timecounter_init(&mdev->clock, &mdev->cycles, now); + timecounter_adjtime(&mdev->clock, delta); write_unlock_irqrestore(&mdev->clock_lock, flags); return 0;