On Sat, 2019-10-19 at 01:31 +, Vijay Khemka wrote:
> Thanks Ben,
> I will try to add some trace and test whatever possible and test it.
> As we
> don't have tcpdump into our image and I have limited understanding of
> networking stack so if you get some time to verify ipv6, it will be
> really
On 10/18/19, 5:03 PM, "Benjamin Herrenschmidt"
wrote:
On Fri, 2019-10-18 at 22:50 +, Vijay Khemka wrote:
> I don't have much understanding of IP Stack but I went through code
details and
> you are right and found that it should fallback to SW calculation for
IPV6 but it
On Fri, 2019-10-18 at 22:50 +, Vijay Khemka wrote:
> I don't have much understanding of IP Stack but I went through code details
> and
> you are right and found that it should fallback to SW calculation for IPV6
> but it doesn't
> happen because ftgmac100_hard_start_xmit checks for
On 10/17/19, 5:33 PM, "Benjamin Herrenschmidt"
wrote:
On Fri, 2019-10-18 at 00:06 +, Vijay Khemka wrote:
>
> > This is not a matter of unsupported csum, it is broken hw csum.
> > That's why we disable hw checksum. My guess is once we disable
> > Hw
On Fri, 2019-10-18 at 00:06 +, Vijay Khemka wrote:
>
> > This is not a matter of unsupported csum, it is broken hw csum.
> > That's why we disable hw checksum. My guess is once we disable
> > Hw checksum, it will use sw checksum. So I am just disabling hw
> > Checksum.
>
On 10/17/19, 4:15 PM, "Benjamin Herrenschmidt"
wrote:
On Thu, 2019-10-17 at 22:01 +, Vijay Khemka wrote:
>
> On 10/16/19, 6:29 PM, "Benjamin Herrenschmidt"
wrote:
>
> On Fri, 2019-10-11 at 14:30 -0700, Vijay Khemka wrote:
> > HW checksum generation is
On Fri, 2019-10-18 at 10:14 +1100, Benjamin Herrenschmidt wrote:
>
> I don't understand what you are saying. You reported a problem with
> IPV6 checksums generation. The HW doesn't support it. What's "not a
> matter of unsupported csum" ?
>
> Your patch uses a *deprecated* bit to tell the
On Thu, 2019-10-17 at 22:01 +, Vijay Khemka wrote:
>
> On 10/16/19, 6:29 PM, "Benjamin Herrenschmidt"
> wrote:
>
> On Fri, 2019-10-11 at 14:30 -0700, Vijay Khemka wrote:
> > HW checksum generation is not working for AST2500, specially with
> > IPV6
> > over NCSI. All TCP
On 10/16/19, 6:29 PM, "Benjamin Herrenschmidt"
wrote:
On Fri, 2019-10-11 at 14:30 -0700, Vijay Khemka wrote:
> HW checksum generation is not working for AST2500, specially with
> IPV6
> over NCSI. All TCP packets with IPv6 get dropped. By disabling this
> it works
On Fri, 2019-10-11 at 14:30 -0700, Vijay Khemka wrote:
> HW checksum generation is not working for AST2500, specially with
> IPV6
> over NCSI. All TCP packets with IPv6 get dropped. By disabling this
> it works perfectly fine with IPV6. As it works for IPV4 so enabled
> hw checksum back for IPV4.
On Thu, 10 Oct 2019 19:20:47 +, Vijay Khemka wrote:
> Resending this patch again.
Perhaps I'm missing context but what's the intention here?
In case this is resubmitting the patch for inclusion in the upstream
kernel you need to send it out properly with git send-email or such..
> On
Resending this patch again.
On 9/11/19, 1:05 PM, "Vijay Khemka" wrote:
HW checksum generation is not working for AST2500, specially with IPV6
over NCSI. All TCP packets with IPv6 get dropped. By disabling this
it works perfectly fine with IPV6. As it works for IPV4 so enabled
Florian/Joel,
Can you please look into below patch and let me know who can apply this.
Regards
-Vijay
On 9/17/19, 12:34 PM, "Vijay Khemka" wrote:
Please review below patch and provide your valuable feedback.
Regards
-Vijay
On 9/11/19, 1:05 PM, "Vijay Khemka" wrote:
Please review below patch and provide your valuable feedback.
Regards
-Vijay
On 9/11/19, 1:05 PM, "Vijay Khemka" wrote:
HW checksum generation is not working for AST2500, specially with IPV6
over NCSI. All TCP packets with IPv6 get dropped. By disabling this
it works perfectly
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