Re: [PATCH] net: mvneta: set rx mode during resume if interface is running

2017-03-27 Thread Jisheng Zhang
Dear David, On Mon, 27 Mar 2017 16:15:34 -0700 David Miller wrote: > From: Jisheng Zhang > Date: Mon, 27 Mar 2017 18:59:05 +0800 > > > I found a bug by: > > > > 0. boot and start dhcp client > > 1. echo mem > /sys/power/state > > 2. resume back immediately > > 3. don't touch dhcp client to ren

Re: [PATCH] net: mvneta: set rx mode during resume if interface is running

2017-03-27 Thread David Miller
From: Jisheng Zhang Date: Mon, 27 Mar 2017 18:59:05 +0800 > I found a bug by: > > 0. boot and start dhcp client > 1. echo mem > /sys/power/state > 2. resume back immediately > 3. don't touch dhcp client to renew the lease > 4. ping the gateway. No acks > > Usually, after step2, the DHCP lease i

[PATCH] net: mvneta: set rx mode during resume if interface is running

2017-03-27 Thread Jisheng Zhang
I found a bug by: 0. boot and start dhcp client 1. echo mem > /sys/power/state 2. resume back immediately 3. don't touch dhcp client to renew the lease 4. ping the gateway. No acks Usually, after step2, the DHCP lease isn't expired, so in theory we should resume all back. But in fact, it doesn't.