On 02/11/2010 04:55 AM, Garrett Cooper wrote:
> On Feb 9, 2010, at 10:26 PM, Mitani wrote:
>
>
>> Hi,
>>
>> I tried to build with "2010-02-10" cvs in my systems.
>> I tried in RHEL5.4 (2.6.18-164.el5) and RHEL4.8 (2.6.9-89.ELsmp).
>> But "make" failed in "check_netns_enabled.c" as follows in RHEL4.8:
>> ------------
>> gcc -g -O2 -g -O2 -fno-strict-aliasing -pipe -Wall
>> -I/home/LTP/ltp-2010-02-10/testcases/kernel/include
>> -I/home/LTP/ltp-2010-02-10/testcases/kernel/containers/netns/../libclone
>> -I../../../../include -I../../../../include
>> -L/home/LTP/ltp-2010-02-10/testcases/kernel/containers/netns/../libclone
>> -L../../../../lib check_netns_enabled.c -lltp -o check_netns_enabled
>> check_netns_enabled.c: In function `main':
>> check_netns_enabled.c:40: warning: implicit declaration of function
>> `unshare'
>> /tmp/cciXlXlf.o(.text+0x2c): In function `main':
>> /home/LTP/ltp-2010-02-10/testcases/kernel/containers/netns/check_netns_enabl
>> ed.c:40: undefined reference to `unshare'
>> collect2: ld returned 1 exit status
>> make[4]: *** [check_netns_enabled] Error 1
>> make[4]: Leaving directory
>> `/home/LTP/ltp-2010-02-10/testcases/kernel/containers/netns'
>> ------------
>>
>> "unshare()" function was supported after kernel 2.6.16.
>> Therefore, "make" of "check_netns_enabled.c" failed in RHEL4.8, I think.
>>
>> I made patch and "make" succeeded:
>> ============
>> --- ./testcases/kernel/containers/netns/check_netns_enabled.c 2008-09-19
>> 21:17:10.000000000 +0900
>> +++ ./testcases/kernel/containers/netns/check_netns_enabled.c.new
>> 2010-02-10 14:59:53.000000000 +0900
>> @@ -37,10 +37,12 @@
>> if (tst_kvercmp(2,6,24)< 0)
>> return 1;
>>
>> +#ifdef HAVE_UNSHARE
>> ret = unshare(flags);
>> if ( ret< 0 ) {
>> printf ("Error:Unshare syscall failed for network
>> namespace\n");
>> return 3;
>> }
>> +#endif
>> return 0;
>> }
>> ============
>>
>> I'm glad if I could get some opinions.
>>
> Should be fixed now.
>
Thanks,
Rishi
> -Garrett
> ------------------------------------------------------------------------------
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--
Thanks& Regards
Rishi Kesh K Rajak
IBM LTC, Bangalore
LTP Maintainer
Please join IRC: #ltp @ freenode.net
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Predictive Self Healing and Award Winning ZFS. Get Solaris 10 NOW
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