[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-14 Thread Thomas Monjalon
2016-04-14 15:29, Ferruh Yigit: > On 4/13/2016 11:26 PM, ALeX Wang wrote: > > Did more experiment, found that it has nothing to do with the kernel > > version, > > > > It only happens when using kni module with '--no-huge' eal flag... > > > > Is that expected? > > > > Yes. > KNI kernel module e

[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-14 Thread Ferruh Yigit
On 4/13/2016 11:26 PM, ALeX Wang wrote: > Did more experiment, found that it has nothing to do with the kernel > version, > > It only happens when using kni module with '--no-huge' eal flag... > > Is that expected? > Yes. KNI kernel module expects mempool is physically continuous, with '--no-hu

[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-14 Thread ALeX Wang
Thx, Ferruh and Thomas for the confirmation and pointer! On 14 April 2016 at 07:43, Thomas Monjalon wrote: > 2016-04-14 15:29, Ferruh Yigit: > > On 4/13/2016 11:26 PM, ALeX Wang wrote: > > > Did more experiment, found that it has nothing to do with the kernel > > > version, > > > > > > It only h

[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-13 Thread ALeX Wang
Did more experiment, found that it has nothing to do with the kernel version, It only happens when using kni module with '--no-huge' eal flag... Is that expected? Thanks, Alex Wang, On 12 April 2016 at 17:28, ALeX Wang wrote: > I tried compiling both dpdk-2.2 and dpdk-16.04, all have the issu

[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-12 Thread ALeX Wang
I tried compiling both dpdk-2.2 and dpdk-16.04, all have the issue, Thanks, On 12 April 2016 at 17:19, ALeX Wang wrote: > Hi, > > I recently upgraded my debian/jessie to 4.4 kernel, and my application > uses kni to > create test interface, > > However, when doing 'rte_kni_alloc()', i observed t

[dpdk-dev] [4.4 kernel] kni lockup, kernel dump

2016-04-12 Thread ALeX Wang
Hi, I recently upgraded my debian/jessie to 4.4 kernel, and my application uses kni to create test interface, However, when doing 'rte_kni_alloc()', i observed the following log in syslog... If i go on trying setting interface via ifconfig, the execution locks up... [ 888.051427] BUG: unable to