On 2024-04-03 at 05:22:50, Justin Stitt (justinst...@google.com) wrote:
> strncpy() is deprecated for use on NUL-terminated destination strings
> [1] and as such we should prefer more robust and less ambiguous string
> interfaces.
>
> bpf sym names get looked up and compared/cleaned with various
On 2024-03-28 at 14:56:42, Julien Panis (jpa...@baylibre.com) wrote:
> This patch adds XDP (eXpress Data Path) support to TI AM65 CPSW
> Ethernet driver. The following features are implemented:
> - NETDEV_XDP_ACT_BASIC (XDP_PASS, XDP_TX, XDP_DROP, XDP_ABORTED)
> - NETDEV_XDP_ACT_REDIRECT
On 2024-03-25 at 21:30:36, Julien Panis (jpa...@baylibre.com) wrote:
> This patch introduces a member and the related accessors which can be
> used to store descriptor specific additional information. This member
> can store, for instance, an ID to differentiate a skb TX buffer type
> from a xdpf
On 2024-03-16 at 21:52:41, Jose Fernandez (jo...@netflix.com) wrote:
> This patch adds a selftest for the `bpf_task_get_cgroup` kfunc. The test
> focuses on the use case of obtaining the cgroup ID of the previous task
> in a `sched_switch` tracepoint.
>
> The selftest involves creating a test
On 2024-03-12 at 18:52:39, Julien Panis (jpa...@baylibre.com) wrote:
> This patch adds XDP support to TI AM65 CPSW Ethernet driver.
is this a net-next item ?
>
> The following features are implemented: NETDEV_XDP_ACT_BASIC,
> NETDEV_XDP_ACT_REDIRECT, and NETDEV_XDP_ACT_NDO_XMIT.
>
> Zero-copy
> From: Julien Panis
> Sent: Wednesday, March 13, 2024 7:34 PM
> On 3/13/24 14:44, Ratheesh Kannoth wrote:
> > On 2024-03-12 at 18:52:39, Julien Panis (jpa...@baylibre.com) wrote:
> >> This patch adds XDP support to TI AM65 CPSW Ethernet driver.
> > is this a ne
> From: Jason Xing
> Sent: Monday, March 11, 2024 10:30 AM
> To: Ratheesh Kannoth
> Cc: eduma...@google.com; mhira...@kernel.org;
> mathieu.desnoy...@efficios.com; rost...@goodmis.org; k...@kernel.org;
> pab...@redhat.com; da...@davemloft.net; net...@vger.kernel.org;
On 2024-03-11 at 08:11:04, Jason Xing (kerneljasonx...@gmail.com) wrote:
> From: Jason Xing
>
> Prior to this patch, what we can see by enabling trace_tcp_send is
> only happening under two circumstances:
> 1) active rst mode
> 2) non-active rst mode and based on the full socket
>
> That means
On 2024-03-11 at 08:11:03, Jason Xing (kerneljasonx...@gmail.com) wrote:
> From: Jason Xing
>
> Introducing entry_saddr and entry_daddr parameters in this macro
> for later use can help us record the reverse 4-turple by analyzing
Did you mean tuple ? what is turple ?
> the 4-turple of the
> From: Jesper Dangaard Brouer
> Subject: Re: [EXT] Re: [PATCH v1 net] page_pool: Cap queue size to 32k.
> I agree with Johannes, this commit message is too thin.
ACK.
> It makes sense to give a summary of the discussion, because it show us
> (page_pool maintainers) what you concluded for
> From: Johannes Berg
> Subject: [EXT] Re: [PATCH v1 net] page_pool: Cap queue size to 32k.
> > Please find discussion at
> > https://urldefense.proofpoint.com/v2/url?u=https-3A__lore.kernel.org_l
> >
> I'm not the one who's going to apply this, but honestly, I don't think that
> will
> work as
Clamp to 32k instead of returning error.
Please find discussion at
https://lore.kernel.org/lkml/
CY4PR1801MB1911E15D518A77535F6E51E2D308A@CY4PR1801MB1911.
namprd18.prod.outlook.com/T/
Fixes: ff7d6b27f894 ("page_pool: refurbish version of page_pool code")
Signed-off-by: Rathee
Hi,
I am trying to pass explicit IV during TLS 1.2 encryption. I copied
explicit IV to "ivec" before below function call. But IV on the
encrypted output is totally different. Can any one help ?
void aesni_cbc_encrypt(const unsigned char *in,
unsigned char *out,
Hi,
1. what are these h0h4 ?
2. How are they generated ?
3. Could you help to locate code in openssl ?
typedef struct SHAstate_st {
SHA_LONG h0, h1, h2, h3, h4;
SHA_LONG Nl, Nh;
SHA_LONG data[SHA_LBLOCK];
unsigned int num;
} SHA_CTX;
Thanks,,
> I assume you are using OpenSSL 1.0.2?
>
> s->s2 has nothing to do with TLSv1.2. That's for SSLv2 and has been removed
> from
> later versions. In 1.0.2 you need to be looking at s->s3->write_sequence and
> s->s3->write_sequence. It's changed location in later releases.
>
> Matt
>
Sorry for
Hi list,
i am trying to understand write sequence number and read sequence
number. Setup is simple client server with tls v1.2.
when i made write sequence number to 0 (ssl/t1_enc.c -->
s->s2->write_sequence to 0). i commented out all increment operate on
write_sequence number. But
Hi list,
I would like search to spaces which is not tab or 1 white space.
int main()
{
int fox; /* This is a fox */
}
I need a regex which can find the space between "fox;" and the comment above
--
--
You received this message from the "vim_use" maillist.
Do not top-post! Type your
'git diff 'is opening in meld. I could not create a patch using - git
diff > ./patch-01
i did not make any change to pick meld, by default it is picking meld.
Which "git difftool" will help to create patch ? i do want to use
format patch as changes are not yet committed ?
-Ratheesh
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I could see MAP package in r40838.
1) SHould i add nat46 package as an external feeds ?
2) Could you tell me the configuration to put in /etc/config/network ?
-Ratheesh
___
openwrt-users mailing list
openwrt-users@lists.openwrt.org
Hi list,
There is a comment on sock_hold() function -
561 /* Grab socket reference count. This operation is valid only
562when sk is ALREADY grabbed f.e. it is found in hash table
563or a list and the lookup is made under lock preventing hash table
564modifications.
565 */
But i
On Wed, Jun 24, 2015 at 6:16 PM, Eric Dumazet eric.duma...@gmail.com wrote:
You misunderstood the comment.
Comment only stated that sock_hold() must be used in contexts where
caller owns a reference (and will eventually release it later with
sock_put().
There is nothing about having a lock
I have a client and server connected back to back.
Client (A)
--- Server
(S )
192.168.10.100
192.168.10.1
I ran xl2tpd on both client and server and is able to establish l2tp
tunnel( with out ipsec)
On Wed, Apr 22, 2015 at 9:36 PM, Greg KH g...@kroah.com wrote:
Nope, why do you want to do that? The kernel build will show you that
hello.o is being built, when it is built.
Greg,
There was some problem with env variables ( that i exported to shell
from top ) that my makefile is using.
**Start of Makfile***
ccflags += -D DEXI
obj-m := hello.o
End*
Is there any way i can echo a string ...like Hey i am building
hello.o now in this makefile ?
I tries targets like genbin as per
I used unbind option...not remove. Still i face this problem
On Wed, Dec 17, 2014 at 11:02 AM, ratheesh kannoth
wrote:
> Hi list,
>
> I have enic driver compiled as part of kernel. when the system comes
> up, it detects all the 4 vnics in mysystem ( say eth0, eth1, eth2,
> eth3).
Hi experts,
I scribbled thru kvm code as part of my work. I would like to make it
useful for beginners , as part of that effort i created blog with
some stuff. Would appreciate feedback,so that i can continue
enhancing or dropping the effort all together. Once again , really
appreciate your
Hi list,
which is the best profiling tool perf or vtune ? as i am working on
x86_64 platform with linux 3.x os , i would appreicate any good
suggestion and comparison
-Ratheesh
--
Want fast and easy access to all the
I have two virtual machine VM1 and VM2 , which are running on
ubuntu. Both VM are running ubunutu. I bridged vnet0 and vnet1 in a
linux bridge on host machine.
brctl addbr virbr0
brctl addif virbr0 vnet0
brctl addif virbr0 vnet1
I did a wget of 1.9G file from VM1 to VM2. it took 1
I have two virtual machine VM1 and VM2 , which are running on
ubuntu. Both VM are running ubunutu. I bridged vnet0 and vnet1 in a
linux bridge on host machine.
brctl addbr virbr0
brctl addif virbr0 vnet0
brctl addif virbr0 vnet1
I did a wget of 1.9G file from VM1 to VM2. it took 1
I have two virtual machine VM1 and VM2 , which are running on
ubuntu. Both VM are running ubunutu. I bridged vnet0 and vnet1 in a
linux bridge on host machine.
brctl addbr virbr0
brctl addif virbr0 vnet0
brctl addif virbr0 vnet1
I did a wget of 1.9G file from VM1 to VM2. it took 1
i have two ubunutu vm started using virt-manager say vm1 and vm2.
Both has one interface has one network interface ( vnet0 and vnet1
respectively ) and they are bridged using virbr0 ( using brctl
command ).
i excuted command
netperf -H vm2 ip address from vm1 ubuntu machine. i
I did an experiment and this experiment gave me an unexpected result
( for me). I would like to get any clue or hint on this.
[ ubuntu kernel version 3.11 ]
i wrote an userpace program to create two tap devices( tap77 and tap88
) and will epoll on these fds. if a packet is received on tap77
I am running ubuntu server 13.10
bash #lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:Ubuntu 13.10
Release:13.10
Codename: saucy
I could see in /boot/config-3.11.0-12-generic file that
CONFIG_STRICT_DEVMEM=y.
1) Is there any way to get
Thu, Apr 3, 2014 at 3:22 PM, Robie Basak robie.ba...@ubuntu.com wrote:
Hi Ratheesh,
On Thu, Apr 03, 2014 at 02:30:13PM +0530, ratheesh kannoth wrote:
I could see in /boot/config-3.11.0-12-generic file that
CONFIG_STRICT_DEVMEM=y.
1) Is there any way to get around ?
I'm not sure
I mmap'ed mmory allocated by kmalloc , to userspace. I can modify
data ( in that memory region ) from kernel space or userspace and
call flush_dcache_page to get it refected in both kernel and
userspace.
1) if i modify a value from userspace, is there any other way to
flush dcache page
Hi list,
openvswitch internal devices are not real nic. So some routine should
receive the packet for this interface. Who is receiving packet for
this internal device.
Any clue is really appreciated .
-Ratheesh
I analysed the code. Please correct me if my understanding is wrong
http://kerala-freaks0.blogspot.in/2014/03/openvswitchfunctionflow.html
On Wed, Mar 19, 2014 at 12:18 PM, ratheesh kannoth
ratheesh@gmail.com wrote:
Hi list,
openvswitch internal devices are not real nic. So some routine
Hi list,
openvswitch internal devices are not real nic. So some routine should
receive the packet for this interface. Who is receiving packet for
this internal device.
Any clue is really appreciated .
-Ratheesh
___
discuss mailing list
I am getting following error. what is the problem. ? How can i get around this ?
ERROR: QA Issue: non -staticdev package contains static .a library:
sf-test path
'/work/x86_64-wrs-linux/sf/1.0-r0/packages-split/sf-test/lib/snort_dynamicengine/libsf_engine.a'
ERROR: QA Issue: sf-test:
On Wed, Mar 5, 2014 at 2:55 PM, Alex J Lennon
ajlen...@dynamicdevices.co.uk wrote:
Ratheesh, I believe you would need to ensure that any static libraries
built are either removed or packaged appropriately so as not to trigger
the Q/A error.
One approach is to modify the recipe to add the
On Wed, Mar 5, 2014 at 10:07 PM, Alex J Lennon
ajlen...@dynamicdevices.co.uk wrote:
On 05/03/2014 16:15, ratheesh kannoth wrote:
On Wed, Mar 5, 2014 at 2:55 PM, Alex J Lennon
ajlen...@dynamicdevices.co.uk wrote:
Ratheesh, I believe you would need to ensure that any static libraries
built
On Wed, Mar 5, 2014 at 10:31 PM, Alex J Lennon
ajlen...@dynamicdevices.co.uk wrote:
On 05/03/2014 16:54, ratheesh kannoth wrote:
On Wed, Mar 5, 2014 at 10:07 PM, Alex J Lennon
ajlen...@dynamicdevices.co.uk wrote:
On 05/03/2014 16:15, ratheesh kannoth wrote:
On Wed, Mar 5, 2014 at 2:55 PM
Hi List,
Could you please help me understand below variables ? i found
it in struct kvm_vcpu
char *host_fx_image;
char *guest_fx_image;
-Ratheesh
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To unsubscribe from this list: send the line unsubscribe kvm in
the body of a message to majord...@vger.kernel.org
More
any hint ? or clue ?
On Tue, Mar 4, 2014 at 11:35 PM, ratheesh kannoth
ratheesh@gmail.com wrote:
Hi List,
Could you please help me understand below variables ? i found
it in struct kvm_vcpu
char *host_fx_image;
char *guest_fx_image;
-Ratheesh
I downloaded kvm-17 (
http://downloads.sourceforge.net/kvm/kvm-17.tar.gz ). I could not find
the function
definition in tar ball.
where is it defined. ???
Thanks,
Ratheesh
--
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the body of a message to majord...@vger.kernel.org
More
On Fri, Feb 28, 2014 at 7:37 PM, Paolo Bonzini pbonz...@redhat.com wrote:
Il 28/02/2014 09:24, ratheesh kannoth ha scritto:
I downloaded kvm-17 (
http://downloads.sourceforge.net/kvm/kvm-17.tar.gz ). I could not find
the function
definition in tar ball.
That's quite old. You should just
On Fri, Feb 28, 2014 at 9:17 PM, Paolo Bonzini pbonz...@redhat.com wrote:
Il 28/02/2014 16:45, ratheesh kannoth ha scritto:
On Fri, Feb 28, 2014 at 7:37 PM, Paolo Bonzini pbonz...@redhat.com
wrote:
Il 28/02/2014 09:24, ratheesh kannoth ha scritto:
I downloaded kvm-17 (
http
Hi ,
The link
https://www.kernel.org/doc/Documentation/networking/packet_mmap.txt
talks about achieving zero copy. But i find a deep packet copy ( of
length snaplen= skb-len ) here
http://lxr.free-electrons.com/source/net/packet/af_packet.c#L1841.
Is there anything missing/wrong in my
Is there any way to mmap packets to process for a particular flow ?
I would like to achieve zero copy.
Thanks,
Ratheesh
___
discuss mailing list
discuss@openvswitch.org
http://openvswitch.org/mailman/listinfo/discuss
I am trying to add a package X.Package X depends on packages A
. When i was configuring X , i have given include path of A and
library path of A. because X is dynamically linked to libA.
X.bb
--
do_configure() {
cd ${S}
./configure -I ../../A/include -L ../../A/src/.libs
}
I
Qemu is a process in Linux. Maximum virtual address space of a
process in 32 bit machine is 4GB. Virtual machine is running as qemu
thread. So maximum
virtual address space is 4GB for Qemu ?
Thanks,
Ratheesh
As far as i know, redhat kvm hypervisor is a thin linux kernel
where kvm is built as part of kernel. This is a licensed one.
I can create a thin linux kernel by taking only what i need and
adding kvm as part of kernel. But this tedious as there is no
defconfig option.
I would like to
I am following getting mce error. After that system reboots. I have
var log in tmpfs . so it gets erased
when it reboots. This is the only info , i got. How to interpret each
field ? any help is really appreciated .
CPU 2: Machine Check Exception:4 Bank 8: fe00a081009f
TSC
Any clue on how to debug is really appreciated?
On Fri, Aug 2, 2013 at 12:51 PM, ratheesh kannoth
ratheesh@gmail.com wrote:
I am following getting mce error. After that system reboots. I have
var log in tmpfs . so it gets erased
when it reboots. This is the only info , i got. How
I would like to understand on linux scheduler context. I have read a
lot in websites and i could find
contradictory statement. There are so many mailing list also ,but with
less info. I would really appreciate
if anybody could spend some time answering my question.
1. Which context scheduler run
I would like to understand on linux scheduler context. I have read a
lot in websites and i could find
contradictory statement. There are so many mailing list also ,but with
less info. I would really appreciate
if anybody could spend some time answering my question.
1. Which context scheduler run
i compiled 2.6.34 uml kernel and tried to run openvswitch as
specified in https://www.os3.nl/2009-2010/students/arthur_van_kleef/openflow
But
./usr/local/sbin/ovsdb-server /usr/local/etc/ovs-vswitchd.conf.db
--remote=punix:/usr/local/var/run/openvswitch/db.sock
gets hang
I dont see any error
I have kernel timer which check for flag.
if(flag ) {
igb_down(adapter);
} else {
igb_up(adapter);
}
I could see a kernel crash; because there are a lot of msleep() in
igb_down function.
#define msleep(x)do { set_current_state(TASK_UNINTERRUPTIBLE); \
I am getting an error when i send traffic thru 8086:10e6 device
+-- PCI-Express Device Error --+
Error Severity : Uncorrected (Non-Fatal)
PCIE Bus Error type : Transaction Layer
Completion Timeout : Multiple
Requester ID: 0028
VendorID=8086h, DeviceID=d13ah,
Message-
From: ratheesh kannoth [mailto:ratheesh@gmail.com]
Sent: Wednesday, February 27, 2013 2:40 AM
To: e1000-devel@lists.sourceforge.net; linux-...@vger.kernel.org
Subject: [E1000-devel] pcie error
I am getting an error when i send traffic thru 8086:10e6 device
+-- PCI-Express
or mother board ? how can i conclude ?
Thanks
-Original Message-
From: ratheesh kannoth [mailto:ratheesh@gmail.com]
Sent: Wednesday, February 27, 2013 8:30 AM
To: Ronciak, John
Cc: e1000-devel@lists.sourceforge.net; linux-...@vger.kernel.org
Subject: Re: [E1000-devel] pcie error
are new. And we have 10 numbers each of those cards. we
tested all the ten 8086:10e6 nic,
but same problem happens. How can you confirm this is a real hw problem ?
-Ratheesh
Cheers,
John
-Original Message-
From: ratheesh kannoth [mailto:ratheesh@gmail.com]
Sent: Wednesday
Hi,
I am using e1000 driver. I happened to see multiple watdog messages
in a small interval of time. But all those messages are Link is up
1000mbps full duplex . But there is no Link Down messages. How
Link can go up multiple times without going down ?
-Ratheesh
Hi,
igb driver, Linux platform
Suppose dma to tx ring is successful and There are a lot of link
flaps happens in short period of time. So
1) NIC will queue these packets and try to transmit when link becomes up again ?
2) Suppose a lot of dma happens , where the new packets will store ?
3)
Hi,
I am running 2.6.29.1 on ia-64 hardware.
when i run below code in a module
void *ptr = kmalloc( 10 ,GFP_KERNEL )
i got a valid ptr ( ptr != NULL ) ..but i saw that
ptr == vitr_to_phy(ptr ) == virt_to_bus(ptr )
1. why the physical and vitrual address are same ?
2. is this sthing
Hi ,
I was looking at tx_map ( igb-3.3.6 ) in igb driver. I could see that
dma_map_single is used for first buffer and dma_map_page is used for
the fragments.
What is the real difference between these api ? we can replace
dma_map_single with dma_map_page. then why we used dma_map_single
igb_change_mtu change is only changing adapter-rx_ring[0]-rx_buffer_len.
1) we dont have to change adapter-tx_ring[0]-rx_buffer_len ?
2) Is there any way to set different values to
adapter-tx_ring[0]-rx_buffer_len and
adapter-rx_ring[0]-rx_buffer_len ?
I am facing a problem because i have a
On Thu, Oct 18, 2012 at 1:39 AM, Alexander Duyck
alexander.h.du...@intel.com wrote:
The current igb driver does receive the frame data into 2K buffers, and
transmits up to MTU size. The only limitation on the size of the frame
you can transmit is the netdev-mtu which the driver doesn't
{
virtual_addr1 = kmalloc(0x20, GFP_USER);
phy_addr1 = __pa(virtual_addr1 );
virtual_addr2 = ioremap(phy_addr1, 0x20 );
}
I noticed that virtual_addr1 is not equal to virtual_addr2. And if i
dereference virtual_addr2 ( *virtual_addr2 ),
kernel crash. What is wrong here ?
-Ratheesh
--
To
I built UML (user mode linux ) for 2.6.38 and 2.6.39 kernels.
in 2.6.38 routing table is correct. But in 2.6.39 default gw appears
on top of the routing table. same problem persist in 3.0.0 also.
is it a known problem or fixed in higher versions ?
-Ratheesh
I built UML (user mode linux ) for 2.6.38 and 2.6.39 kernels.
in 2.6.38 routing table is correct. But in 2.6.39 default gw appears
on top of the routing table. same problem persist in 3.0.0 also.
is it a known problem or fixed in higher versions ?
-Ratheesh
Hi,
i downloaded linux 2.6.31 version and compiled for ARCH=um
SUBARCH=i386 ( 32bit uml)
my linux machine (64bit ubunt lucid ) gcc version is (Ubuntu
4.4.3-4ubuntu5) 4.4.3
root@dasaradham-laptop:/home/fox/workout/torvalds-linux-a271b16#
./linux
have 'lspci'? It
matters for possible configuration changes to help you. We really could use
that data.
Cheers,
John
-Original Message-
From: ratheesh kannoth [mailto:ratheesh@gmail.com]
Sent: Sunday, August 28, 2011 11:44 PM
To: Allan, Bruce W
Cc: e1000-devel
://sourceforge.net/tracker/?group_id=42302atid=447449 and provide a full
description of your environment (particularly the output from 'lspci -vvv'
run as root) and reproduction scenario.
Thanks,
Bruce.
-Original Message-
From: ratheesh kannoth [mailto:ratheesh@gmail.com]
Sent
On Thu, May 12, 2011 at 5:16 PM, Daniel Morris dani...@ecoscentric.com wrote:
On Thu, May 12, 2011 at 04:44:24PM +0530, ratheesh kannoth wrote:
eCos support AF_UNIX sockets ?
Round cheeses roll?
http://www.gerv.net/hacking/how-to-ask-good-questions/
Daniel
On Fri, Mar 25, 2011 at 9:24 PM, Gary Thomas g...@mlbassoc.com wrote:
On 03/25/2011 09:40 AM, ratheesh kannoth wrote:
On Fri, Mar 25, 2011 at 9:07 PM, Gary Thomasg...@mlbassoc.com wrote:
How are you connecting to the keyboard? If you are just using stdin,
the default will be the debug
Hi,
There are several applications runs on eCos. say a,b,c z.
Application c is newly added. But after addition of this
application, eCos box crashes and reboot if we enter any key on the
keyboard. But without C , all other application runs and no prob in
entering keys.
I am a beginner in
Is there any prob with below code segment in eCos ?
{
fd_set rd_fds;
FD_ZERO(rd_fds);
while (1) {
timeout.tv_sec = 1;
timeout.tv_usec = 0;
if (select(0, rd_fds, NULL,
On Fri, Mar 25, 2011 at 8:54 PM, Gary Thomas g...@mlbassoc.com wrote:
On 03/25/2011 09:17 AM, ratheesh kannoth wrote:
Is there any prob with below code segment in eCos ?
{
fd_set rd_fds;
FD_ZERO(rd_fds);
while (1
more.
-Ratheesh
On 03/25/2011 09:27 AM, ratheesh kannoth wrote:
On Fri, Mar 25, 2011 at 8:54 PM, Gary Thomasg...@mlbassoc.com wrote:
On 03/25/2011 09:17 AM, ratheesh kannoth wrote:
Is there any prob with below code segment in eCos ?
{
fd_set rd_fds
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