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Date: Wed, 3 Feb 2016 09:49:23 +0530 From: Sriharsha Basavapatna <sriharsha.basavapatna@...adcom.com> To: netdev@...r.kernel.org Subject: [PATCH v2 net-next 8/8] be2net: Fix interval calculation in interrupt moderation From: Padmanabh Ratnakar <padmanabh.ratnakar@...adcom.com> 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 <padmanabh.ratnakar@...adcom.com> Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@...adcom.com> --- drivers/net/ethernet/emulex/benet/be_main.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index d5286d3..9c1fc9d 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); -- 2.3.0.rc2
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