On 10/15/2014 07:06 AM, Michael S. Tsirkin wrote:
> On Tue, Oct 14, 2014 at 02:53:27PM -0400, David Miller wrote:
>> > From: Jason Wang
>> > Date: Sat, 11 Oct 2014 15:16:43 +0800
>> >
>>> > > We free old transmitted packets in ndo_start_xmit() currently, so any
>>> > > packet must be orphaned als
On 10/15/2014 05:51 AM, Michael S. Tsirkin wrote:
> On Tue, Oct 14, 2014 at 02:53:27PM -0400, David Miller wrote:
>> From: Jason Wang
>> Date: Sat, 11 Oct 2014 15:16:43 +0800
>>
>>> We free old transmitted packets in ndo_start_xmit() currently, so any
>>> packet must be orphaned also there. This w
On Tue, Oct 14, 2014 at 02:53:27PM -0400, David Miller wrote:
> From: Jason Wang
> Date: Sat, 11 Oct 2014 15:16:43 +0800
>
> > We free old transmitted packets in ndo_start_xmit() currently, so any
> > packet must be orphaned also there. This was used to reduce the overhead of
> > tx interrupt to
On Tue, Oct 14, 2014 at 02:53:27PM -0400, David Miller wrote:
> From: Jason Wang
> Date: Sat, 11 Oct 2014 15:16:43 +0800
>
> > We free old transmitted packets in ndo_start_xmit() currently, so any
> > packet must be orphaned also there. This was used to reduce the overhead of
> > tx interrupt to
From: Jason Wang
Date: Sat, 11 Oct 2014 15:16:43 +0800
> We free old transmitted packets in ndo_start_xmit() currently, so any
> packet must be orphaned also there. This was used to reduce the overhead of
> tx interrupt to achieve better performance. But this may not work for some
> protocols suc
Hello all:
We free old transmitted packets in ndo_start_xmit() currently, so any
packet must be orphaned also there. This was used to reduce the overhead of
tx interrupt to achieve better performance. But this may not work for some
protocols such as TCP stream. TCP depends on the value of sk_wmem_
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