On Tue, Mar 16, 2021 at 12:05 AM Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:
>
> On 3/14/21 10:24 PM, Stephen Rothwell wrote:
> > Hi all,
> >
> > Warning: Some of the branches in linux-next are still based on v5.12-rc1,
> > so please be careful if you are trying to bisect a bug.
> >
> > News: if your -next included tree is based on Linus' tree tag
> > v5.12-rc1{,-dontuse} (or somewhere between v5.11 and that tag), please
> > consider rebasing it onto v5.12-rc2. Also, please check any branches
> > merged into your branch.
> >
> > Changes since 20210312:
> >
>
> on x86_64:
>
> In file included from ../include/asm-generic/bug.h:5:0,
> from ../arch/x86/include/asm/bug.h:93,
> from ../include/linux/bug.h:5,
> from ../include/linux/signal.h:5,
> from ../arch/x86/mm/init_64.c:10:
> ../arch/x86/mm/init_64.c: In function ‘remove_pmd_table’:
> ../arch/x86/mm/init_64.c:1127:8: error: implicit declaration of function ‘vmemmap_pmd_is_unused’; did you mean ‘vmemmap_pmd_populate’? [-Werror=implicit-function-declaration]
> vmemmap_pmd_is_unused(addr, next)) {
> ^
> ../include/linux/compiler.h:58:52: note: in definition of macro ‘__trace_if_var’
> #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
> ^~~~
> ../arch/x86/mm/init_64.c:1126:11: note: in expansion of macro ‘if’
> } else if (IS_ENABLED(CONFIG_SPARSEMEM_VMEMMAP) &&
> ^~
>
I believe this compiler error is fixed by:
https://lore.kernel.org/linux-mm/20210309214050.4674-4-osalvador@xxxxxxx/
Thanks.
>
> Full randconfig file is attached.
>
> --
> ~Randy
> Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
