On Tue, Aug 16, 2022 at 6:20 PM Colin Foster <colin.foster@xxxxxxxxxxxxxxxx> wrote: > > On Tue, Aug 16, 2022 at 11:52:53AM +0300, Andy Shevchenko wrote: > > On Mon, Aug 15, 2022 at 5:35 PM Ido Schimmel <idosch@xxxxxxxxxx> wrote: > > > > > > On Mon, Aug 15, 2022 at 07:19:13AM -0700, Colin Foster wrote: > > > > Something is going on that I don't fully understand with <asm/byteorder.h>. > > > > I don't quite see how ocelot-core is throwing all sorts of errors in x86 > > > > builds now: > > > > > > > > https://patchwork.hopto.org/static/nipa/667471/12942993/build_allmodconfig_warn/stderr > > > > > > > > Snippet from there: > > > > > > > > /home/nipa/nipa/tests/patch/build_32bit/build_32bit.sh: line 21: ccache gcc: command not found > > > > ../drivers/mfd/ocelot-spi.c: note: in included file (through ../include/linux/bitops.h, ../include/linux/kernel.h, ../arch/x86/include/asm/percpu.h, ../arch/x86/include/asm/current.h, ../include/linux/sched.h, ...): > > > > ../arch/x86/include/asm/bitops.h:66:1: warning: unreplaced symbol 'return' > > > > ../drivers/mfd/ocelot-spi.c: note: in included file (through ../include/linux/bitops.h, ../include/linux/kernel.h, ../arch/x86/include/asm/percpu.h, ../arch/x86/include/asm/current.h, ../include/linux/sched.h, ...): > > > > ../include/asm-generic/bitops/generic-non-atomic.h:29:9: warning: unreplaced symbol 'mask' > > > > ../include/asm-generic/bitops/generic-non-atomic.h:30:9: warning: unreplaced symbol 'p' > > > > ../include/asm-generic/bitops/generic-non-atomic.h:32:10: warning: unreplaced symbol 'p' > > > > ../include/asm-generic/bitops/generic-non-atomic.h:32:16: warning: unreplaced symbol 'mask' > > > > ../include/asm-generic/bitops/generic-non-atomic.h:27:1: warning: unreplaced symbol 'return' > > > > ../drivers/mfd/ocelot-spi.c: note: in included file (through ../arch/x86/include/asm/bitops.h, ../include/linux/bitops.h, ../include/linux/kernel.h, ../arch/x86/include/asm/percpu.h, ../arch/x86/include/asm/current.h, ...): > > > > ../include/asm-generic/bitops/instrumented-non-atomic.h:26:1: warning: unreplaced symbol 'return' > > > > > > > > > > > > <asm/byteorder.h> was included in both drivers/mfd/ocelot-spi.c and > > > > drivers/mfd/ocelot.h previously, though Andy pointed out there didn't > > > > seem to be any users... and I didn't either. I'm sure there's something > > > > I must be missing. > > > > > > I got similar errors in our internal CI yesterday. Fixed by compiling > > > sparse from git: > > > https://git.kernel.org/pub/scm/devel/sparse/sparse.git/commit/?id=0e1aae55e49cad7ea43848af5b58ff0f57e7af99 > > > > > > The update is also available in the "testing" repo in case you are > > > running Fedora 35 / 36: > > > https://bodhi.fedoraproject.org/updates/FEDORA-2022-c58b53730f > > > https://bodhi.fedoraproject.org/updates/FEDORA-2022-2bc333ccac > > > > Debian still produces the same errors which makes sparse useless. > > I haven't jumped into this one yet. But everything seems to be compiling > and running in ARM. > > Do you think this is a false positive / unrelated to this patch? Or do > you think this is a true error that I did wrong? I haven't been around > for too many releases, so I'm not sure if this is common after an -rc1. It's a sparse issue and Debian maintainer for sparse is not updating it for some reasons... -- With Best Regards, Andy Shevchenko
