Hi Todd,

well, i am doing something wrong - but not what you think. I spend some
time trying to find out which kernel version does work and which does not.



3.13.x
=======


Linux homenas 3.13.0-031300-generic #201401192235  ==> WORKS   — probably
the one you tested with
Linux homenas 3.13.1-031301-generic #201401291035  ==> WORKS
Linux homenas 3.13.7-031307-generic #201403240156  ==> WORKS
Linux homenas 3.13.10-031310-generic #201404141115 ==> WORKS
Linux homenas 3.13.11-031311-generic (=3.13.11.0) #201404222035 ==> WORKS
Linux homenas 3.13.11-03131102-generic (=3.13.11.2) #201405081435  ==>
WORKS
Linux homenas 3.13.11-03131104-generic #201406201536 (=3.13.11.4) ==> WORKS

Linux homenas 3.13.11-03131105-generic #201407181735 (=3.13.11.5) ==> DOES
*NOT* WORK

root@homenas:/usr/src/i40e-1.2.48/src# make
make[1]: Entering directory
`/usr/src/linux-headers-3.13.11-03131105-generic'
  CC [M]  /usr/src/i40e-1.2.48/src/i40e/i40e_main.o
In file included from /usr/src/i40e-1.2.48/src/i40e/i40e.h:59:0,
                 from /usr/src/i40e-1.2.48/src/i40e/i40e_main.c:28:
/usr/src/i40e-1.2.48/src/i40e/kcompat.h:760:2: error: #error
UTS_UBUNTU_RELEASE_ABI is too large...
 #error UTS_UBUNTU_RELEASE_ABI is too large...
  ^
/usr/src/i40e-1.2.48/src/i40e/i40e_main.c: In function
‘i40e_get_netdev_stats_struct’:
/usr/src/i40e-1.2.48/src/i40e/i40e_main.c:497:4: error: implicit
declaration of function ‘u64_stats_fetch_begin_irq’
[-Werror=implicit-function-declaration]
    start = u64_stats_fetch_begin_irq(&tx_ring->syncp);
    ^
/usr/src/i40e-1.2.48/src/i40e/i40e_main.c:500:3: error: implicit
declaration of function ‘u64_stats_fetch_retry_irq’
[-Werror=implicit-function-declaration]
   } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
   ^
cc1: some warnings being treated as errors
make[2]: *** [/usr/src/i40e-1.2.48/src/i40e/i40e_main.o] Error 1
make[1]: *** [_module_/usr/src/i40e-1.2.48/src/i40e] Error 2
make[1]: Leaving directory
`/usr/src/linux-headers-3.13.11-03131105-generic'
make: *** [i40e/i40e.ko] Error 2



Linux homenas 3.13.11-03131111-generic (=3.13.11.11) #201411111336 ==>
DOES NOT WORK


—> As you can see: Starting with 3.13.11.5 the compile breaks.  3.13.11.4
works fine. All older versions as well.



3.14.x
======

Linux homenas 3.14.10-031410-generic #201406302353 ==> WORKS
Linux homenas 3.14.12-031412-generic #201407091455 ==> WORKS

Linux homenas 3.14.13-031413-generic ==> DOES *NOT* WORK


As can see older kernels when 3.14.13 versions work. „Newer“ do not.
The error message is always the same. I guess it has something to do with
changes in the kernel. But most likely
they are not introduced by Ubuntu - they are introduced by the vanilla
kernel.


If you want me to i can compile a vanilla kernel and see if that
assumption is true.





In any way: I am not a great C developer. But from my point of view it
seems that the function must be declared in the
sources to avoid the warning. And if the UTS_UBUNTU_RELEASE macro gets
removed the error is still the same.


Mit freundlichen Grüßen
Ronny Egner
--
Ronny Egner
Oracle Certified Master 11g (OCM)
 
Mobile:   +49 170 8139903
EMail:     ronnyeg...@ronnyegner-consulting.de




Am 03.08.15 18:41 schrieb "Fujinaka, Todd" unter <todd.fujin...@intel.com>:

>I think you're doing something wrong. I just downloaded all the latest
>packages and the kernel is 3.13-61-generic and everything compiles just
>fine.
>
>Todd Fujinaka
>Software Application Engineer
>Networking Division (ND)
>Intel Corporation
>todd.fujin...@intel.com
>(503) 712-4565
>
>-----Original Message-----
>From: Ronny Egner [mailto:ronnyeg...@ronnyegner-consulting.de]
>Sent: Monday, August 03, 2015 8:46 AM
>To: Fujinaka, Todd; e1000-devel@lists.sourceforge.net
>Subject: Re: [E1000-devel] I40E: UTS_UBUNTU_RELEASE_ABI is too large on
>Ubuntu 14.04 with 3.14.43-031443-generic Kernel
>
>Very well. I stick with the compiling version then (1.1.23 does compile).
>
>
>Mit freundlichen Grüßen
>Ronny Egner
>--
>Ronny Egner
>Oracle Certified Master 11g (OCM)
> 
>Mobile:   +49 170 8139903
>EMail:     ronnyeg...@ronnyegner-consulting.de
>
>
>
>
>Am 03.08.15 17:43 schrieb "Fujinaka, Todd" unter
><todd.fujin...@intel.com>:
>
>>The major distros often have their own kernels. They stay on a stable
>>kernel but backport patches, making something wholly unique. To
>>identify a unique kernel, Red Hat and SuSE put identifiers in their
>>kernel. Until recently, Ubuntu did not, even after multiple requests.
>>
>>It takes some effort to compile on these hybrid kernels, and that's
>>what's in our kcompat.[ch] files. Without the kernel identifiers in
>>Ubuntu (i.e. pre-14.04.1), it's difficult to target the workarounds.
>>
>>Also, we have a finite number of people working on the drivers and we
>>only support a subset of all the variants out there. Even harder than
>>writing the code is validating the code, especially with all the
>>different hardware there is. Stable kernels, Red Hat, and SuSE are
>>officially supported at this time.
>>
>>Todd Fujinaka
>>Software Application Engineer
>>Networking Division (ND)
>>Intel Corporation
>>todd.fujin...@intel.com
>>(503) 712-4565
>>
>>-----Original Message-----
>>From: Ronny Egner [mailto:ronnyeg...@ronnyegner-consulting.de]
>>Sent: Monday, August 03, 2015 8:24 AM
>>To: Fujinaka, Todd; e1000-devel@lists.sourceforge.net
>>Subject: Re: [E1000-devel] I40E: UTS_UBUNTU_RELEASE_ABI is too large on
>>Ubuntu 14.04 with 3.14.43-031443-generic Kernel
>>
>>Hi,
>>
>>question: Why is Ubuntu so much different here? I was under the
>>impression that the kernel does not differ?
>>
>>I have tried to remove the UTS_UBUNTU_RELEASE_ABI directive and the
>>error (UTS_UBUNTU_RELEASE_ABI is too large) went away.
>>The error about the implicit declaration remained which in the end
>>caused the build to about remained. I searched in the Makefile but did
>>not found where the gcc option '-Werror=implicit-function-declaration‘
>>is defined.
>>
>>
>>
>>Mit freundlichen Grüßen
>>Ronny Egner
>>--
>>Ronny Egner
>>Oracle Certified Master 11g (OCM)
>> 
>>Mobile:   +49 170 8139903
>>EMail:     ronnyeg...@ronnyegner-consulting.de
>>
>>
>>
>>
>>Am 03.08.15 16:43 schrieb "Fujinaka, Todd" unter
>><todd.fujin...@intel.com>:
>>
>>>Well, it will be fixed then, in due time. I would suggest you contact
>>>your FAE if this is urgent but as I said before, Ubuntu is not
>>>officially supported in any way at this time.
>>>
>>>Todd Fujinaka
>>>Software Application Engineer
>>>Networking Division (ND)
>>>Intel Corporation
>>>todd.fujin...@intel.com
>>>(503) 712-4565
>>>
>>>-----Original Message-----
>>>From: Ronny Egner [mailto:ronnyeg...@ronnyegner-consulting.de]
>>>Sent: Saturday, August 01, 2015 10:01 AM
>>>To: Fujinaka, Todd; e1000-devel@lists.sourceforge.net
>>>Subject: AW: [E1000-devel] I40E: UTS_UBUNTU_RELEASE_ABI is too large
>>>on Ubuntu 14.04 with 3.14.43-031443-generic Kernel
>>>
>>>Hi,
>>>
>>>by saying "non-default" i meant that i installed a newer kernel than
>>>the one that is shipped by default with the distribution from the
>>>Ubuntu kernel repository
>>>(http://kernel.ubuntu.com/~kernel-ppa/mainline/). In my case i fetched
>>>the most recent 3.14 kernel at that time: 3.14.43.
>>>
>>>I am running a Ubuntu 14.04.2 LTS (GNU/Linux 3.14.43-031443-generic
>>>x86_64).
>>>
>>>
>>>Ronny
>>>
>>>
>>>-----Ursprüngliche Nachricht-----
>>>Von: Fujinaka, Todd [mailto:todd.fujin...@intel.com]
>>>Gesendet: Samstag, 1. August 2015 18:48
>>>An: Ronny Egner; e1000-devel@lists.sourceforge.net
>>>Betreff: RE: [E1000-devel] I40E: UTS_UBUNTU_RELEASE_ABI is too large
>>>on Ubuntu 14.04 with 3.14.43-031443-generic Kernel
>>>
>>>What is a non-default kernel? We don't officially support Ubuntu at
>>>this point and the only support we have planned is compiling on LTS
>>>kernels. I would suggest sticking with kernels released as LTS.
>>>
>>>Also, Ubuntu didn't have kernel identifiers that we could use until
>>>14.04.1, so you can't use the initially released 14.04LTS to compile
>>>our out-of-tree drivers.
>>>
>>>Todd Fujinaka
>>>Software Application Engineer
>>>Networking Division (ND)
>>>Intel Corporation
>>>todd.fujin...@intel.com
>>>(503) 712-4565
>>>
>>>-----Original Message-----
>>>From: Ronny Egner [mailto:ronnyeg...@ronnyegner-consulting.de]
>>>Sent: Saturday, August 01, 2015 1:36 AM
>>>To: e1000-devel@lists.sourceforge.net
>>>Subject: [E1000-devel] I40E: UTS_UBUNTU_RELEASE_ABI is too large on
>>>Ubuntu 14.04 with 3.14.43-031443-generic Kernel
>>>
>>>Hi List,
>>>
>>>i am trying to compile the most recent i40e driver on my Ubuntu 14.04
>>>64bit with a non-default kernel (3.14.43-031443-generic).
>>>Every version after i40e-1.1.23 gives the following error during
>>>compilation:
>>>
>>>root@homenas:/usr/src/i40e-1.2.38/src# make
>>>make[1]: Entering directory
>>>`/usr/src/linux-headers-3.14.43-031443-generic'
>>>  CC [M]  /usr/src/i40e-1.2.38/src/i40e/i40e_main.o
>>>In file included from /usr/src/i40e-1.2.38/src/i40e/i40e.h:59:0,
>>>                 from /usr/src/i40e-1.2.38/src/i40e/i40e_main.c:28:
>>>/usr/src/i40e-1.2.38/src/i40e/kcompat.h:757:2: error: #error
>>>UTS_UBUNTU_RELEASE_ABI is too large...
>>> #error UTS_UBUNTU_RELEASE_ABI is too large...
>>>  ^
>>>/usr/src/i40e-1.2.38/src/i40e/i40e_main.c: In function
>>>Œi40e_get_netdev_stats_struct¹:
>>>/usr/src/i40e-1.2.38/src/i40e/i40e_main.c:496:4: error: implicit
>>>declaration of function Œu64_stats_fetch_begin_irq¹
>>>[-Werror=implicit-function-declaration]
>>>    start = u64_stats_fetch_begin_irq(&tx_ring->syncp);
>>>    ^
>>>/usr/src/i40e-1.2.38/src/i40e/i40e_main.c:499:3: error: implicit
>>>declaration of function Œu64_stats_fetch_retry_irq¹
>>>[-Werror=implicit-function-declaration]
>>>   } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
>>>   ^
>>>cc1: some warnings being treated as errors
>>>make[2]: *** [/usr/src/i40e-1.2.38/src/i40e/i40e_main.o] Error 1
>>>make[1]: *** [_module_/usr/src/i40e-1.2.38/src/i40e] Error 2
>>>make[1]: Leaving directory
>>>`/usr/src/linux-headers-3.14.43-031443-generic'
>>>make: *** [i40e/i40e.ko] Error 2
>>>root@homenas:/usr/src/i40e-1.2.38/src# ls -la
>>>
>>>
>>>
>>>The 1.1.23 version compiles just fine.
>>>
>>>If this could be fixed i´d greatly appreciate it. I am happy to assist
>>>with any kind of testing.
>>>
>>>Replies to my mail is preferred because i am not member of the list.
>>>
>>>Mit freundlichen Grüßen
>>>Ronny Egner
>>>--
>>>Ronny Egner
>>>Oracle Certified Master 11g (OCM)
>>> 
>>>Mobile:   +49 170 8139903
>>>EMail:     ronnyeg...@ronnyegner-consulting.de
>>>
>>>
>>>----------------------------------------------------------------------
>>>-
>>>---
>>>----
>>>_______________________________________________
>>>E1000-devel mailing list
>>>E1000-devel@lists.sourceforge.net
>>>https://lists.sourceforge.net/lists/listinfo/e1000-devel
>>>To learn more about Intel&#174; Ethernet, visit
>>>http://communities.intel.com/community/wired
>>
>

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