Re: [PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency

2016-06-03 Thread David Miller
From: Ivan Khoronzhuk Date: Thu, 2 Jun 2016 16:14:52 +0300 > The rx-usecs shouldn't be changed while interface down/up. > Currently, for instance, if it's set to 100us, after interface > down/up it's 500us. It's a hidden bug that can lead to lavish > interrupt pacing time increasing while "down/

Re: [PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency

2016-06-03 Thread Grygorii Strashko
On 06/02/2016 04:30 PM, Ivan Khoronzhuk wrote: On 02.06.16 16:14, Ivan Khoronzhuk wrote: The rx-usecs shouldn't be changed while interface down/up. Currently, for instance, if it's set to 100us, after interface down/up it's 500us. It's a hidden bug that can lead to lavish interrupt pacing time i

Re: [PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency

2016-06-02 Thread Ivan Khoronzhuk
On 02.06.16 16:14, Ivan Khoronzhuk wrote: The rx-usecs shouldn't be changed while interface down/up. Currently, for instance, if it's set to 100us, after interface down/up it's 500us. It's a hidden bug that can lead to lavish interrupt pacing time increasing while "down/up" up to max value. Step

[PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency

2016-06-02 Thread Ivan Khoronzhuk
The rx-usecs shouldn't be changed while interface down/up. Currently, for instance, if it's set to 100us, after interface down/up it's 500us. It's a hidden bug that can lead to lavish interrupt pacing time increasing while "down/up" up to max value. Steps to reproduce: - set rx-usecs to be 100us -