Bruce, We need https://github.com/torvalds/linux/commit/168200b6d6ea0cb5765943ec5da5b8149701f36a backported to 5.4 kernels for perf to build with -fno-common can you queue this in your kernel updates as soon as you can ?
Thanks -Khem On Sat, Aug 15, 2020 at 6:56 PM Khem Raj <raj.k...@gmail.com> wrote: > > On Sat, Aug 15, 2020 at 3:10 PM Richard Purdie > <richard.pur...@linuxfoundation.org> wrote: > > > > On Tue, 2020-08-04 at 23:17 -0700, Khem Raj wrote: > > > here is a recent build with clang11 which also switched to using > > > -fno-common and errors are pretty much same you will see with gcc10 > > > with this patch to revert the -fcommon defaults. > > > > > > https://errors.yoctoproject.org/Errors/Build/107234/?limit=100 > > > > > > I was waiting for upstream packages to get fixed before switching the > > > defaults back to -fno-common. > > > > Khem requested I revisit this. I see at least: > > > > a) perf failures pretty much everywhere > > This is interesting > > | x86_64-poky-linux-gcc: error: unrecognized command-line option > '-m64/include/uapi/asm-generic/errno.h' > > I wonder if its some kernel update which is causing this, it seems to > be missing a space in commandline somewhere > > > b) kexec-tools in no-x11 build > > I think I dealt with this in meta-oe perhaps we need to use -fcommon in > cflags. > > > c) cpio build failures in testimage > > > cpio needs a patch to build see > https://git.openembedded.org/openembedded-core/commit/?id=ca6e5511b59b585de793ff6424c7c6ccfcd8e61e > I guess we need to either patch cpio with this patch on target before > building or pass -fcommon to the test so this patch is not needed > > Thanks for the run, I will try to look into it, I think for cpio build > failure perhaps we need to pass > > > https://autobuilder.yoctoproject.org/typhoon/#/builders/83/builds/1264 > > > > the world builds haven't completed yet. > > > > So looks much better but still a few things need fixes. > > > > Cheers, > > > > Richard > > > >
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