Eric Dumazet :
[...]
> I would prefer having a definitive advice from Thomas Gleixner and/or
> others if disable_irq() is forbidden from IRQ path.
>
> As I said, about all netpoll() methods in net drivers use disable_irq()
> so a lot of patches would be needed.
s/about all/many/
There has been
Hi Sabrina,
The idea when this first came up was to skip the sleeping part of
disable_irq():
http://marc.info/?l=linux-netdev&m=142314159626052
This fell off my todolist and I didn't send the conversion patches,
which would basically look like this:
Yes it works in the several machines that
On Thu, 28 Jul 2016, Sabrina Dubroca wrote:
> 2016-07-28, 07:43:55 +0200, Eric Dumazet wrote:
> > I would prefer having a definitive advice from Thomas Gleixner and/or
> > others if disable_irq() is forbidden from IRQ path.
Yes it is. Before we added threaded interrupt handlers it was not an issue
2016-07-28, 07:43:55 +0200, Eric Dumazet wrote:
> On Wed, 2016-07-27 at 14:38 -0700, Jeff Kirsher wrote:
> > On Tue, 2016-07-26 at 11:14 +0200, Eric Dumazet wrote:
> > > Could you try this ?
> > >
> > > diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> > > b/drivers/net/ethernet/intel/e
On Thu, 28 Jul 2016 09:45:12 +0200, Thomas Gleixner said:
> On Tue, 26 Jul 2016, nick wrote:
> > diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> > b/drivers/net/ethernet/intel/e1000/e1000_main.c
> > index f42129d..e1830af 100644
> > --- a/drivers/net/ethernet/intel/e1000/e1000_main.c
On Tue, 26 Jul 2016, nick wrote:
> diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> b/drivers/net/ethernet/intel/e1000/e1000_main.c
> index f42129d..e1830af 100644
> --- a/drivers/net/ethernet/intel/e1000/e1000_main.c
> +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
> @@ -3797,7 +
On Wed, 2016-07-27 at 14:38 -0700, Jeff Kirsher wrote:
> On Tue, 2016-07-26 at 11:14 +0200, Eric Dumazet wrote:
> > Could you try this ?
> >
> > diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> > b/drivers/net/ethernet/intel/e1000/e1000_main.c
> > index
> > f42129d09e2c23ba9fdb5cde890d
On Tue, 2016-07-26 at 11:14 +0200, Eric Dumazet wrote:
> Could you try this ?
>
> diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> b/drivers/net/ethernet/intel/e1000/e1000_main.c
> index
> f42129d09e2c23ba9fdb5cde890d50ecb7166a42..a53c41c4c4f7d1fe52f95a2cab8784a
> 938b3820b 100644
> --
On Wed, 2016-07-27 at 23:01 +0800, Fengguang Wu wrote:
> On Tue, Jul 26, 2016 at 06:28:33PM +0200, Eric Dumazet wrote:
> >On Tue, 2016-07-26 at 23:32 +0800, Fengguang Wu wrote:
> >> Hi Eric,
> >>
> >> It works!
> >>
> >> On Tue, Jul 26, 2016 at 11:14:52AM +0200, Eric Dumazet wrote:
> >> >On Tue, 20
On Tue, Jul 26, 2016 at 06:28:33PM +0200, Eric Dumazet wrote:
On Tue, 2016-07-26 at 23:32 +0800, Fengguang Wu wrote:
Hi Eric,
It works!
On Tue, Jul 26, 2016 at 11:14:52AM +0200, Eric Dumazet wrote:
>On Tue, 2016-07-26 at 11:50 +0800, Fengguang Wu wrote:
>> Greetings,
>>
>> This BUG message can
On Tue, 2016-07-26 at 23:32 +0800, Fengguang Wu wrote:
> Hi Eric,
>
> It works!
>
> On Tue, Jul 26, 2016 at 11:14:52AM +0200, Eric Dumazet wrote:
> >On Tue, 2016-07-26 at 11:50 +0800, Fengguang Wu wrote:
> >> Greetings,
> >>
> >> This BUG message can be found in recent kernels as well as v4.4 and
Hi Eric,
It works!
On Tue, Jul 26, 2016 at 11:14:52AM +0200, Eric Dumazet wrote:
On Tue, 2016-07-26 at 11:50 +0800, Fengguang Wu wrote:
Greetings,
This BUG message can be found in recent kernels as well as v4.4 and
linux-stable. It happens when running
modprobe netconsole netconsole=
On Tue, 26 Jul 2016, Fengguang Wu wrote:
> --- a/drivers/net/ethernet/intel/e1000/e1000_main.c
> +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
> @@ -3797,7 +3797,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
> hw->get_link_status = 1;
> /* guard against i
On Tue, 2016-07-26 at 11:50 +0800, Fengguang Wu wrote:
> Greetings,
>
> This BUG message can be found in recent kernels as well as v4.4 and
> linux-stable. It happens when running
>
> modprobe netconsole netconsole=@/,$port@$server/
>
> [ 39.937534] 22 Jul 13:30:40 ntpdate[440]: step
Greetings,
This BUG message can be found in recent kernels as well as v4.4 and
linux-stable. It happens when running
modprobe netconsole netconsole=@/,$port@$server/
[ 39.937534] 22 Jul 13:30:40 ntpdate[440]: step time server 192.168.1.1
offset -673.833841 sec
[ 39.943285] netpoll:
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