In enic_poll, we clean tx and rx queues, when low latency busy socket polling
is happening, enic_poll will only clean tx queue. After cleaning tx, it should
return total budget for re-poll.
There is a small window between vnic_intr_unmask() and enic_poll_unlock_napi().
In this window if an irq
On 06/20/2015 02:49 AM, Sergei Shtylyov wrote:
Hello.
Here's the set of 2 patches against Marc Kleine-Budde's 'linux-can.git'
repo plus 3 fix patches just posted; they are small error message cleanups for
the Renesas R-Car CAN driver.
Applied both series to can/master.
Thanks,
Marc
--
On Wed, 2015-07-01 at 12:56 +0200, Eric Dumazet wrote:
On Tue, 2015-06-30 at 20:25 +0300, Nicolae Rosia wrote:
diff --git a/drivers/net/ethernet/cadence/macb.c
b/drivers/net/ethernet/cadence/macb.c
[]
@@ -2554,9 +2554,9 @@ static void at91ether_rx(struct net_device *dev)
while
Le 01/07/2015 17:14, Nicolae Rosia a écrit :
Hello,
After reading the GEM part of Zynq7000 Technical Reference Manual [0], I
think that SG should be supported.
Is there a reason why SG is disabled in macb for Zynq?
Best regards,
Nicolae Rosia
Hi Nicolae,
when the scatter-gather patch
On Wed, 1 Jul 2015, Sebastian Ott wrote:
On Wed, 1 Jul 2015, Or Gerlitz wrote:
On 6/30/2015 5:17 PM, Sebastian Ott wrote:
On Tue, 30 Jun 2015, Or Gerlitz wrote:
On 6/30/2015 4:24 PM, Sebastian Ott wrote:
Do you run the VF on the same system/kernel as the PF, or the VF
is
On 6/30/2015 5:17 PM, Sebastian Ott wrote:
On Tue, 30 Jun 2015, Or Gerlitz wrote:
On 6/30/2015 4:24 PM, Sebastian Ott wrote:
Do you run the VF on the same system/kernel as the PF, or the VF is
probed to
VM which runs the latest kernel and the PF runsolder kernel (which?)
The latter case. The
On 07/01/2015 04:44 PM, Eric Dumazet wrote:
I really doubt this adapter can process millions of packets per second ?
I was suggesting this since I was taking into consideration the comment
from skbuff.c, we can save several CPU cycles by avoiding having to
disable and re-enable IRQs.
Is there
On 07/01/2015 01:56 PM, Eric Dumazet wrote:
Then please use netdev_alloc_skb_ip_align(), so that you get rid of
skb_reserve()
Thank you for the suggestion.
I can do that.
A related question, should I also replace netdev_alloc with
napi_alloc_skb in places where I have a napi struct?
--
To
On Wed, 2015-07-01 at 16:29 +0300, Nicolae Rosia wrote:
On 07/01/2015 01:56 PM, Eric Dumazet wrote:
Then please use netdev_alloc_skb_ip_align(), so that you get rid of
skb_reserve()
Thank you for the suggestion.
I can do that.
A related question, should I also replace netdev_alloc with
On Wed, 1 Jul 2015, Or Gerlitz wrote:
On 6/30/2015 5:17 PM, Sebastian Ott wrote:
On Tue, 30 Jun 2015, Or Gerlitz wrote:
On 6/30/2015 4:24 PM, Sebastian Ott wrote:
Do you run the VF on the same system/kernel as the PF, or the VF is
probed to
VM which runs the latest kernel
It's not allowed to assign data pointer of skbuff directly, this makes no sense
if the assigned pointer is the very same as already existing one, or it brakes
all the pointer arithmetics in all other cases. We cannot do better as just
compare them and report BUG() in case of mismatch.
The following changes since commit 8a7b19d8b542b87bccc3eaaf81dcc90a5ca48aea:
include/uapi/linux/virtio_balloon.h: include linux/virtio_types.h (2015-06-01
15:46:54 +0200)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus
for
Le 30/06/2015 19:25, Nicolae Rosia a écrit :
Signed-off-by: Nicolae Rosia nicolae.ro...@certsign.ro
Acked-by: Nicolas Ferre nicolas.fe...@atmel.com
Thanks, bye.
---
drivers/net/ethernet/cadence/macb.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git
This is 4.1 on sparc64 - one of my boxes that happens to have most
runtime test left on from some debugging effort. In 4.0 it was fine, 4.1
gives this in dmesg:
[ 31.898697] Running resizable hashtable tests...
[ 31.898915] Adding 2048 keys
[ 31.952911] Traversal complete: counted=17,
On 06/30/2015 05:19 PM, Patrick McHardy wrote:
On 30.06, Li Zhijian wrote:
|ping...
and i have another question:
can i add a new |||nf_ct_ext_id simply without touching the exiting kernel
code?|
No, the kernel needs to know the highest extension ID in order to
allocate space for the
Hi Jason,
On 07/01/2015 12:52 AM, Jason Gunthorpe wrote:
It turns out the policy was defined but never actually checked,
so lets check it.
Fixes: ebc08a6f47ee (rtnetlink: Add VF config code to rtnetlink)
I would argue that the actual commit would be ...
Fixes: c02db8c6290b (rtnetlink: make
Hello David,
I configured my email client and below patch does not have indentation
issue of converting tabs into spaces. I hope it should be accepted.
Thanks,
Vivek
--- Original Message ---
Sender : Vivek Kumar Bhagatvivek.bha...@samsung.com Chief
Engineer/SRI-Delhi-System S/W 1
On Wed, Jun 24, 2015 at 10:31:09PM -0300, Julio Faracco wrote:
2015-06-24 3:10 GMT-03:00 Michael S. Tsirkin m...@redhat.com:
On Tue, Jun 23, 2015 at 10:44:29PM -0300, Julio Faracco wrote:
virtio_net paravirtualized driver does not have a tx_timeout() function to
guarantee that the
On Tue, 2015-06-30 at 20:25 +0300, Nicolae Rosia wrote:
Signed-off-by: Nicolae Rosia nicolae.ro...@certsign.ro
---
drivers/net/ethernet/cadence/macb.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/cadence/macb.c
Hello,
After reading the GEM part of Zynq7000 Technical Reference Manual [0], I
think that SG should be supported.
Is there a reason why SG is disabled in macb for Zynq?
Best regards,
Nicolae Rosia
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On Wed, Jul 1, 2015 at 6:33 PM, Eric Dumazet eric.duma...@gmail.com wrote:
[...]
This only matters in terms of few nano seconds per packet, so for 10Gb+
NIC anyway. Absolute noise for most NIC.
I'll give it a try and benchmark.
I achieved a huge speedup by moving TX into napi [0], but my
On Mon 2015-06-29 19:31:40, Tejun Heo wrote:
6fe29354befe (printk: implement support for extended console
drivers) implemented extended printk support for extended netconsole.
The code added was miniscule but it added static 8k buffer
unconditionally unnecessarily bloating the kernel for cases
On Wed, 2015-07-01 at 17:29 +0300, Nicolae Rosia wrote:
On 07/01/2015 04:44 PM, Eric Dumazet wrote:
I really doubt this adapter can process millions of packets per second ?
I was suggesting this since I was taking into consideration the comment
from skbuff.c, we can save several CPU cycles
On Wed, Jul 1, 2015 at 12:02 PM, Linus Torvalds
torva...@linux-foundation.org wrote:
Doing a unconditional byte swap is faster and simpler than the crazy
conditionals.
Unconditional endianness not only makes for simpler and faster code,
it also ends up being easier to debug and add things like
On Wed, Jul 1, 2015 at 2:31 AM, Michael S. Tsirkin m...@redhat.com wrote:
virtio/vhost: cross endian support
Ugh. Does this really have to be dynamic?
Can't virtio do the sane thing, and just use a _fixed_ endianness?
Doing a unconditional byte swap is faster and simpler than the crazy
If we early-demux bind a TCP_TIMEWAIT socket to an skb and then orphan it
(as we need to do in the ipvs forwarding case), sock_wfree and sock_rfree
are going to reach into the inet_timewait_sock and mess with fields that
don't exist.
Signed-off-by: Alex Gartrell agartr...@fb.com
---
On Wed, Jul 1, 2015 at 5:18 PM, Sebastian Ott seb...@linux.vnet.ibm.com wrote:
OK, using this patch it worked:
yep, I forgot to recap err to zero.
By it worked you mean the VF is live and kicking, all functionality
you had before the 4.2 merge window is back again?
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To unsubscribe from this
From: Alex Gartrell agartr...@fb.com
Date: Wed, 1 Jul 2015 13:13:09 -0700
If we early-demux bind a TCP_TIMEWAIT socket to an skb and then orphan it
(as we need to do in the ipvs forwarding case), sock_wfree and sock_rfree
are going to reach into the inet_timewait_sock and mess with fields that
NCM specs are not actually mandating a specific position in the frame for
the NDP (Network Datagram Pointer). However, some Huawei devices will
ignore our aggregates if it is not placed after the datagrams it points
to. Add support for doing just this, in a per-device configurable way.
While at
If the retransmission in CA_Loss is lost again, we should not
continue to slow start or raise cwnd in congestion avoidance mode.
Instead we should enter fast recovery and use PRR to reduce cwnd,
following the principle in RFC5681:
... or the loss of a retransmission, should be taken as two
PRR slow start is often too aggressive especially when drops are
caused by traffic policers. The policers mainly use token bucket
to enforce the rate so sending (twice) faster than the delivery
rate causes excessive drops.
This patch changes PRR to the conservative reduction bound
(CRB) mode in
This patch series reduces lost retransmits in recovery, in particular
when dealing with traffic policers. The main problem is that
slow start in recovery under policing can cause massive lost and
retransmit storms: any excess sending rate turns into drops. The
solution is to avoid doing slow start
On Wed, Jul 1, 2015 at 11:14 PM, David Miller da...@davemloft.net wrote:
From: Alex Gartrell agartr...@fb.com
Date: Wed, 1 Jul 2015 13:13:09 -0700
If we early-demux bind a TCP_TIMEWAIT socket to an skb and then orphan it
(as we need to do in the ipvs forwarding case), sock_wfree and
From: Vivek Kumar Bhagat vivek.bha...@samsung.com
Date: Wed, 01 Jul 2015 11:33:58 + (GMT)
I configured my email client and below patch does not have indentation
issue of converting tabs into spaces. I hope it should be accepted.
Patchwork is not recognizing your postings as a patch
Andy Lutomirski l...@amacapital.net writes:
Hi all-
sys_socketcall sucks. If nothing else, it's impossible to filter with
seccomp. Should we wire up the real socket calls so that user code
can (very slowly) start migrating?
I think the list is:
- socket
- bind
- connect
- listen
On Wed, 2015-07-01 at 18:53 +0300, Nicolae Rosia wrote:
On Wed, Jul 1, 2015 at 6:33 PM, Eric Dumazet eric.duma...@gmail.com wrote:
[...]
This only matters in terms of few nano seconds per packet, so for 10Gb+
NIC anyway. Absolute noise for most NIC.
I'll give it a try and benchmark.
I
From: Govindarajulu Varadarajan _gov...@gmx.com
Date: Wed, 1 Jul 2015 11:23:54 +0530
Current code checks only rx work done to complete napi. It completely ignores
tx work done. If we have only tx packets to clean and no rq work, we always
napi complete instead of re-poll. Change this behavior
I am putting out iproute2 4.1.1 (ie stable) on Monday. Will include fixes for
MPLS and TIPC that
are already in latest (master). Is there any other fixes which people think are
urgent enough to
backport.
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Before commit daad151263cf334 (ipv6: Make ipv6_is_mld() inline and use it
from ip6_mc_input(). MLD packets were only processed locally. After the
change, a copy of MLD packet goes through ip6_mr_input, causing
MRT6MSG_NOCACHE message to be generated to user space.
Make MLD packet only processed
I find that kernel seems to be not well handled with the combination of bonding
and bridge module. I have a physical host with two nics that are bonded
together (active backup mode). Each nic is connected to a separate L2 switch.
And the two L2 switchs are connected to a L3 switch.
If the
Hi, David
This patch is applied in our linux for a long time. It should work well.
Would you like to let me know your advice about this patch?
Thanks a lot.
Zhu Yanjun
On 06/26/2015 05:37 PM, Zhu Yanjun wrote:
The new net namespace can inherit from the original net config, or
the current net
Hi Nicolae and Cyrille,
SG feature was not tested for Zynq using macb driver but tested it using the
emacps Driver in Xilinx tree (this driver is deprecated recently)
We will test and enable this feature in driver for Zynq.
Regards,
Punnaiah
-Original Message-
From: Cyrille
On Wed, 2015-07-01 at 10:06 -0700, Joe Perches wrote:
On Wed, 2015-07-01 at 12:56 +0200, Eric Dumazet wrote:
On Tue, 2015-06-30 at 20:25 +0300, Nicolae Rosia wrote:
diff --git a/drivers/net/ethernet/cadence/macb.c
b/drivers/net/ethernet/cadence/macb.c
[]
@@ -2554,9 +2554,9 @@ static
On Thu, 2015-07-02 at 01:26 +0200, Eric Dumazet wrote:
On Thu, Jul 2, 2015 at 1:18 AM, Alex Gartrell alexgartr...@gmail.com wrote:
On Wednesday, July 1, 2015, Eric Dumazet eduma...@google.com wrote:
On Wed, Jul 1, 2015 at 11:14 PM, David Miller da...@davemloft.net wrote:
From: Alex
Add option to disable any reply not related to a listening socket,
like RST/ACK for TCP and ICMP Dest-Unreach for UDP.
Also disables ICMP replies to echo request and timestamp.
The stealth mode can be enabled selectively for a single interface.
---
include/linux/inetdevice.h | 1 +
On Thu, 2015-07-02 at 00:13 +0200, Eric Dumazet wrote:
On Wed, 2015-07-01 at 10:06 -0700, Joe Perches wrote:
On Wed, 2015-07-01 at 12:56 +0200, Eric Dumazet wrote:
On Tue, 2015-06-30 at 20:25 +0300, Nicolae Rosia wrote:
diff --git a/drivers/net/ethernet/cadence/macb.c
On Thu, Jul 2, 2015 at 1:18 AM, Alex Gartrell alexgartr...@gmail.com wrote:
On Wednesday, July 1, 2015, Eric Dumazet eduma...@google.com wrote:
On Wed, Jul 1, 2015 at 11:14 PM, David Miller da...@davemloft.net wrote:
From: Alex Gartrell agartr...@fb.com
Date: Wed, 1 Jul 2015 13:13:09 -0700
Hi ,
Any comments on this patch .
On Wed, Jun 24, 2015 at 1:51 PM, Suman Tripathi stripa...@apm.com wrote:
This patch guards the acpi_evaluate_interger function as it fails
the build for NON_ACPI CONFIG.
Signed-off-by: Iyappan Subramanian isubraman...@apm.com
Signed-off-by: Suman Tripathi
On Wed, Jul 1, 2015 at 4:26 PM, Eric Dumazet eduma...@google.com wrote:
I think you are mistaken Alex.
Indeed, I was! Should be unsurpising.
socket early demux cannot possibly set skb-destructor to sock_rfree()
Yeah I will admit adding the code to sock_rfree reflexively out of paranoia.
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