From: Edward Cree
> Sent: 07 January 2016 17:12
> The arithmetic properties of the ones-complement checksum mean that a
> correctly checksummed inner packet, including its checksum, has a ones
> complement sum depending only on whatever value was used to initialise
> the checksum field before ch
It would also be a good place to explain GSO if someone wants to do that...
Signed-off-by: Edward Cree
---
Documentation/networking/00-INDEX| 2 +
Documentation/networking/tx-offloads.txt | 122 +++
2 files changed, 124 insertions(+)
create mode 100644 Docu
The only protocol affected at present is Geneve.
Signed-off-by: Edward Cree
---
include/net/udp_tunnel.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index cb2f89f..210eb90 100644
--- a/include/net/udp_tunnel.h
+++ b/in
The arithmetic properties of the ones-complement checksum mean that a
correctly checksummed inner packet, including its checksum, has a ones
complement sum depending only on whatever value was used to initialise
the checksum field before checksumming (in the case of TCP and UDP,
this is the one
Tested with a VXLAN tunnel over a device that doesn't support inner checksum
offload (so the checksum will have been done in sw by validate_xmit_skb()).
Changes from v1:
* Enabled support in more encapsulation protocols.
I think it now covers everything except GRE.
* Wrote up some documentat
On 01/07/2016 05:29 PM, Eric Dumazet wrote:
On Wed, 2016-01-06 at 02:00 +0100, Daniel Borkmann wrote:
This work adds a generalization of the ingress qdisc as a qdisc holding
only classifiers. The clsact qdisc works on ingress, but also on egress.
In both cases, it's execution happens without tak
On Thu, Jan 07, 2016 at 07:52:53AM -0800, Eric Dumazet wrote:
> On Thu, 2016-01-07 at 10:32 -0500, Dave Jones wrote:
> > ===
> > [ INFO: suspicious RCU usage. ]
> > 4.4.0-rc8-firewall+ #1 Not tainted
> > ---
> > net/ipv6/tcp_ipv6.c:465 suspici
Le 07/01/2016 14:56, Daniel Borkmann a écrit :
Btw, for iproute2's net-next branch there're couple of other occasions
as well. Stephen, how do you prefer to handle this? Should a separate
patch be done against net-next branch to reduce merge conflicts?
Thank you Daniel for noticing it.
--
To uns
Hi!
I'm trying to understand how number of "separate" rx/tx vs combined
channels should be configured. I'd like to express asymmetric but
mostly combined queue configuration (i.e. min(rx, tx) is combined the
rest is separate). Since default number of RX queues is just 8 it is
tempting to allocat
From: Kristian Evensen
SIMCom 7230E is a QMI LTE module with support for most "normal" bands.
Manual testing has showed that only interface five works.
Cc: Bjørn Mork
Signed-off-by: Kristian Evensen
---
drivers/net/usb/qmi_wwan.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net
===
[ INFO: suspicious RCU usage. ]
4.4.0-rc8-firewall+ #1 Not tainted
---
net/ipv6/tcp_ipv6.c:465 suspicious rcu_dereference_check() usage!
other info that might help us debug this:
rcu_scheduler_active = 1, debug_locks = 1
1 lock held by
Hi,
Russell, as asked I've sent the kernel via private mail to you.
For the mailing list:
As I "lost" the vmlinux (I continued working on the kernel) and
scripts/extract-vmlinux didn't liked the vmlinux file, I reverted my
changes and recompiled the kernel. The resulting System.map is identical
Different net namespaces might have different requirements as to
the keepalive time of tcp sockets. This might be required in cases
where different firewall rules are in place which require tcp
timeout sockets to be increased/decreased independently of the host.
Signed-off-by: Nikolay Borisov
---
On 01/07/2016 02:03 PM, Nicolas Dichtel wrote:
From: Julien Floret
gcc < 4.6 does not handle C11 syntax for the static initialization of
anonymous struct/union, hence the following error:
tc_bpf.c:260: error: unknown field map_type specified in initializer
Signed-off-by: Julien Floret
Signed
wlcore_read/wlcore_write can return negative values so it should
be assigned to signed variable.
The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2120705
Fixes: 3719c17e181
From: Julien Floret
gcc < 4.6 does not handle C11 syntax for the static initialization of
anonymous struct/union, hence the following error:
tc_bpf.c:260: error: unknown field map_type specified in initializer
Signed-off-by: Julien Floret
Signed-off-by: Nicolas Dichtel
---
tc/tc_bpf.c | 48 +
On Thu, Jan 7, 2016 at 7:04 AM, Konstantin Khlebnikov wrote:
> On Thu, Jan 7, 2016 at 2:59 PM, Eric Dumazet wrote:
>> On Thu, Jan 7, 2016 at 6:38 AM, Konstantin Khlebnikov
>> wrote:
>>>
>>> Also I've found strange thing: reason of expanding skb->cb from 40 to
>>> 48 bypes in 2006
>>> 3e3850e989
When il4965_hw_nic_init in __il4965_up fails, the memory allocated by
iwl4965_sta_alloc_lq in iwl4965_alloc_bcast_station is not freed.
This patches adds il_dealloc_bcast_stations in the error handling code of
__il4965_up to fix this problem.
This patch has been tested in real device, and it ac
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On Thu, Jan 7, 2016 at 6:38 AM, Konstantin Khlebnikov wrote:
>
> Also I've found strange thing: reason of expanding skb->cb from 40 to
> 48 bypes in 2006
> 3e3850e989c5d2eb1aab6f0fd9257759f0f4cbc6 was that struct inet6_skb_parm does
> not fit. But it's is only 24 bytes. Does some arches add pad af
On 01/07/2016 11:09 AM, Hannes Frederic Sowa wrote:
Hi Daniel and Alexei,
On 07.01.2016 04:53, Alexei Starovoitov wrote:
On Wed, Jan 06, 2016 at 02:00:56AM +0100, Daniel Borkmann wrote:
I decided to extend the sch_ingress module with clsact functionality so
that commonly used code can be reus
On Thu, Jan 7, 2016 at 2:00 PM, Konstantin Khlebnikov wrote:
> On Thu, Jan 7, 2016 at 2:49 AM, Florian Westphal wrote:
>> Florian Westphal wrote:
>>> Thadeu Lima de Souza Cascardo wrote:
>>> > On Wed, Jan 06, 2016 at 11:11:41PM +0300, Konstantin Khlebnikov wrote:
>>
>> [ skb_gso_segment uses sk
On 01/06/16 at 01:33pm, David Wragg wrote:
> Prior to 4.3, vxlan vports could transmit vxlan packets of any size,
> constrained only by the ability to transmit the resulting UDP packets.
> 4.3 introduced vxlan netdevs corresponding to vxlan vports. These
> netdevs have an MTU, which limits the siz
On 01/06/16 at 01:33pm, David Wragg wrote:
> Allow the MTU of vxlan devices without an underlying device to be set to
> larger values (up to a maximum based on IP packet limits and vxlan
> overhead).
>
> Previously, their MTUs could not be set to higher than the conventional
> ethernet value of 15
From: Alexei Starovoitov
> Sent: 06 January 2016 22:13
> On Wed, Jan 06, 2016 at 09:31:27PM +0100, Rabin Vincent wrote:
> > On Tue, Jan 05, 2016 at 09:55:58AM -0800, Alexei Starovoitov wrote:
> > > this one is better to be addressed in verifier instead of eBPF JITs.
> > > Please reject it in check_
From: Jiri Pirko
It may happen that we get notification for FDB entry for object (port,
lag, vport), which does not exist. Currently we ignore that, which only
causes this being re-sent in next notification. The entry will never
disappear. So get rid of it by simply removing it using SFD register
From: Jiri Pirko
Do not pass struct mlxsw_sp_port to mlxsw_sp_port_fdb_uc_op and rather
just pass local_port. This is needed in case this is called from SFN
process function and mlxsw_sp_port is not existent for particular
local_port.
Signed-off-by: Jiri Pirko
Reviewed-by: Ido Schimmel
---
v1-
On 2016-01-05 22:47, David Miller wrote:
> From: Richard Alpe
> Date: Tue, 5 Jan 2016 10:56:16 +0100
>
>> Make the c files less cluttered and enable netlink attributes to be
>> shared between files. This will prove useful in a future patch where a
>> node message will contain a nested network.
>>
Modify plip driver to use the new parallel port device model.
Signed-off-by: Sudip Mukherjee
---
drivers/net/plip/plip.c | 36
1 file changed, 28 insertions(+), 8 deletions(-)
diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c
index 040b897..9c4b
Hi Daniel and Alexei,
On 07.01.2016 04:53, Alexei Starovoitov wrote:
On Wed, Jan 06, 2016 at 02:00:56AM +0100, Daniel Borkmann wrote:
I decided to extend the sch_ingress module with clsact functionality so
that commonly used code can be reused, the module is being aliased with
sch_clsact so th
Replace disable_aldps() and enable_aldps() with aldps_en().
Signed-off-by: Hayes Wang
---
drivers/net/usb/r8152.c | 72 +++--
1 file changed, 34 insertions(+), 38 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 4f0bb6
Adjust test_bit(), clear_bit(), disable_aldps(), and enable_aldps().
Hayes Wang (2):
r8152: use test_and_clear_bit
r8152: adjust ALDPS function
drivers/net/usb/r8152.c | 92 +
1 file changed, 40 insertions(+), 52 deletions(-)
--
2.4.3
--
To
Replace test_bit() followed by clear_bit() with test_and_clear_bit().
Signed-off-by: Hayes Wang
---
drivers/net/usb/r8152.c | 20 ++--
1 file changed, 6 insertions(+), 14 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 975e917..4f0bb67 100644
--
On Thu, Jan 07, 2016 at 09:58:14AM +0100, Holger Schurig wrote:
> This oops with sock_recvmsg() inside it now happened 3 times, just not
> at my test box, only at one very remote from me. That's also the reason
> why the log is truncated, the people that grabbed it from Windows with
> Putty over th
From: Jiri Pirko
Do not pass struct mlxsw_sp_port to mlxsw_sp_port_fdb_uc_op and rather
just pass local_port. This is needed in case this is called from SFN
process function and mlxsw_sp_port is not existent for particular
local_port.
Signed-off-by: Jiri Pirko
Reviewed-by: Ido Schimmel
---
dr
From: Jiri Pirko
It may happen that we get notification for FDB entry for object (port,
lag, vport), which does not exist. Currently we ignore that, which only
causes this being re-sent in next notification. The entry will never
disappear. So get rid of it by simply removing it using SFD register
When the autosuspend is enabled and occurs before system suspend, we should
wake the device before running system syspend. Then, we could change the wake
event for system suspend. Otherwise, the device would resume the system when
receiving any packet.
Signed-off-by: Hayes Wang
---
drivers/net/u
> Since kzalloc can be failed in memory pressure,
> it needs to be handled, otherwise NULL dereference could be happened
>
> Signed-off-by: Insu Yun
Thanks, applied to wireless-drivers-next.git.
Kalle Valo
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the body of a me
> The il_sensitivity_ranges is never modified, so declare it as const.
>
> Done with the help of Coccinelle.
>
> Signed-off-by: Julia Lawall
> Acked-by: Stanislaw Gruszka
Thanks, applied to wireless-drivers-next.git.
Kalle Valo
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On 01/07/2016 04:22 AM, kbuild test robot wrote:
Hi Daniel,
[auto build test ERROR on net-next/master]
url:
https://github.com/0day-ci/linux/commits/Daniel-Borkmann/bpf-add-skb_postpush_rcsum-and-fix-dev_forward_skb-occasions/20160107-090423
config: x86_64-lkp (attached as .config
On 01/07/2016 03:59 PM, Michal Kubecek wrote:
On Thu, Jan 07, 2016 at 03:37:26PM +0800, zhuyj wrote:
If I read this right, whenever this state (link up but speed/duplex
unknown) is entered, you'll keep writing this message into kernel log
every miimon milliseconds until something changes. I'm no
Commit 651df2183543 ("phy: micrel: Fix finding PHY properties in MAC
node.") only fixes finding PHY properties in MAC node for KSZ9021. This
commit applies the same fix for KSZ9031.
Fixes: 8b63ec1837fa ("phylib: Make PHYs children of their MDIO bus, not the
bus' parent.")
Acked-by: Andrew Lunn
On Thu, Jan 07, 2016 at 03:37:26PM +0800, zhuyj wrote:
> >If I read this right, whenever this state (link up but speed/duplex
> >unknown) is entered, you'll keep writing this message into kernel log
> >every miimon milliseconds until something changes. I'm not sure how long
> >a NIC can stay in suc
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