On 05/20/2016 09:28 AM, Greg KH wrote: > On Fri, May 20, 2016 at 09:19:04AM +0300, Nikolay Borisov wrote: >> >> >> On 05/19/2016 06:33 PM, Greg KH wrote: >>> On Thu, May 19, 2016 at 06:00:30PM +0300, Nikolay Borisov wrote: >>>> [Resending since I did mistyped the stable mailing list address] >>>> >>>>> On Wed, May 18, 2016 at 06:13:43PM +0300, Nikolay Borisov wrote: >>>>>> >>>>>> >>>>>> On 05/18/2016 06:10 PM, Greg KH wrote: >>>>>>> On Wed, May 18, 2016 at 04:02:35PM +0300, Nikolay Borisov wrote: >>>>>>>> Hello Greg, >>>>>>>> >>>>>>>> Turns out building perf is broken in the 4.4 kernel tree on centos6. >>>>>>>> Executing make in toosl/perf results in : >>>>>>>> >>>>>>>> cc1: warnings being treated as errors >>>>>>>> tests/llvm.c: In function ‘test_llvm__fetch_bpf_obj’: >>>>>>>> tests/llvm.c:53: error: declaration of ‘index’ shadows a global declaration >>>>>>>> /usr/include/string.h:489: error: shadowed declaration is here >>>>>>>> mv: cannot stat `tests/.llvm.o.tmp': No such file or directory >>>>>>>> >>>>>>>> This can be fixed by applying the following commit: >>>>>>>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=916d4092a1d2d7bb50630497be71ee4c4c2807fa >>>>>>>> >>>>>>>> Would it be possible to apply it for 4.4.12 otherwise using perf from >>>>>>>> that tree is useless? >>>>>>> >>>>>>> Is this something that recently broke? Or has it always been an issue? >>>>>> >>>>>> According to the Fixes tags in the commit this broke in the following >>>>>> series: http://marc.info/?l=linux-kernel&m=144681782820358 >>>>>> >>>>>> Which was applied in November 6. 2015. So I'd say it's been fairly >>>>>> recently. >>>>> >>>>> So it's always been broken in 4.4? Or did I break it in a newer >>>>> release? >>>> >>>> Before that I was on 3.12 stable and everything worked, so I guess it >>>> did break in the release which included the aforementioned patches. >>> >>> That's not what I need to know. Is 4.4.0 broken? If not, then I worry, >>> if so, then there's not really anything interesting here. Unless 4.6.0 >>> also works. Does it? >> >> Just tested, so 4.4.0 is broken, 4.6 works. > > Great, can you use 'git bisect' to find the patch that fixes it? Well, I have given you a link to this patch in my first email. I can't understand what the problem here is ? > -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html