From: Padmanabh Ratnakar Date: Wed, 3 Feb 2016 04:19:23 +0000 (+0530) Subject: be2net: Fix interval calculation in interrupt moderation X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=3c0d49aaa67e1990f4c081892e9bb69070853919;p=deliverable%2Flinux.git be2net: Fix interval calculation in interrupt moderation Interrupt moderation parameters need to be recalculated only after a time interval of 1 ms. Interval calculation is wrong when there is a rollover of jiffies. Using recommended way of interval calculation using jiffies to fix this. Signed-off-by: Padmanabh Ratnakar Signed-off-by: Sriharsha Basavapatna Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index d5286d3c9356..9c1fc9dcea25 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1917,8 +1917,7 @@ static u32 be_get_eq_delay_mult_enc(struct be_eq_obj *eqo) if (!aic->enable) return 0; - if (time_before_eq(now, aic->jiffies) || - jiffies_to_msecs(now - aic->jiffies) < 1) + if (jiffies_to_msecs(now - aic->jiffies) < 1) eqd = aic->prev_eqd; else eqd = be_get_new_eqd(eqo);