[FSL P50x0] [GIT KERNEL] [VDSO] compiling issue

[Christophe Leroy]

Le 20/09/2024 à 06:30, Michael Ellerman a écrit :
> Christian Zigotzky <chzigotzky at xenosoft.de> writes:
>> Hi All,
>>
>> The compiling of the latest Git kernel doesn’t work anymore for our FSL P5020/P5040 boards [1] since the random-6.12-rc1 updates [2].
>>
>> Error messages:
>>
>> arch/powerpc/kernel/vdso/vdso32.so.dbg: dynamic relocations are not supported
>>
>> make[2]: *** [arch/powerpc/kernel/vdso/Makefile:75: arch/powerpc/kernel/vdso/vdso32.so.dbg]
>>
>> Reverting of the vdso updates has solved the compiing issue.
>>
>> Could you please check the random-6.12-rc1 updates? [2]
>>
>> Thanks,
>> Christian
>>
>> [1] https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwiki.amiga.org%2Findex.php%3Ftitle%3DX5000&data=05%7C02%7Cchristophe.leroy%40csgroup.eu%7Ce6f19b86406f4cd847f508dcd92d0a13%7C8b87af7d86474dc78df45f69a2011bb5%7C0%7C0%7C638624034682015871%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=VyrTeeljcPlZqFqPSu2unkEoxrEB9%2FCCDdOnIr7CvG4%3D&reserved=0
>>
>> [2] https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Ftorvalds%2Flinux.git%2Fcommit%2F%3Fid%3D4a39ac5b7d62679c07a3e3d12b0f6982377d8a7d&data=05%7C02%7Cchristophe.leroy%40csgroup.eu%7Ce6f19b86406f4cd847f508dcd92d0a13%7C8b87af7d86474dc78df45f69a2011bb5%7C0%7C0%7C638624034682033680%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=EU8R%2BOEIQUWivXDhkcdwvyUfGqR13%2FOAlm3VUntSblk%3D&reserved=0
>>
>> + Kernel config
>>
>> Link: https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fchzigotzky%2Fkernels%2Frefs%2Fheads%2Fmain%2Fconfigs%2Fx5000_defconfig&data=05%7C02%7Cchristophe.leroy%40csgroup.eu%7Ce6f19b86406f4cd847f508dcd92d0a13%7C8b87af7d86474dc78df45f69a2011bb5%7C0%7C0%7C638624034682046602%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=r9CQKH74EJx%2B74Yniufx%2BFgvPSJVlGgFrvMma1K9Uaw%3D&reserved=0
> 
> Your config has:
> 
>    # CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE is not set
>    CONFIG_CC_OPTIMIZE_FOR_SIZE=y
> 
> But all our defconfigs use CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE. Which
> explains why we didn't catch this in build testing. I've added a build
> with OPTIMIZE_FOR_SIZE=y so hopefully we'll catch any similar errors in
> future.
> 

And I sent a patch to fix it:

https://patchwork.ozlabs.org/project/linuxppc-dev/patch/aded2b257018fe654db759fdfa4ab1a0b5426b1b.1726772140.git.christophe.leroy@csgroup.eu/

Christophe