[PATCH 12/12] arm64: kasan: export MTE symbols for KASAN tests

Andrey Konovalov andreyknvl at google.com
Tue Feb 2 08:42:48 EST 2021


On Tue, Feb 2, 2021 at 11:46 AM Will Deacon <will at kernel.org> wrote:
>
> On Mon, Feb 01, 2021 at 08:43:36PM +0100, Andrey Konovalov wrote:
> > Export mte_enable_kernel() and mte_set_report_once() to fix:
> >
> > ERROR: modpost: "mte_enable_kernel" [lib/test_kasan.ko] undefined!
> > ERROR: modpost: "mte_set_report_once" [lib/test_kasan.ko] undefined!
> >
> > Signed-off-by: Andrey Konovalov <andreyknvl at google.com>
> > ---
> >  arch/arm64/kernel/mte.c | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c
> > index 8b27b70e1aac..2c91bd288ea4 100644
> > --- a/arch/arm64/kernel/mte.c
> > +++ b/arch/arm64/kernel/mte.c
> > @@ -120,6 +120,7 @@ void mte_enable_kernel_sync(void)
> >  {
> >       __mte_enable_kernel("synchronous", SCTLR_ELx_TCF_SYNC);
> >  }
> > +EXPORT_SYMBOL(mte_enable_kernel_sync);
> >
> >  void mte_enable_kernel_async(void)
> >  {
> > @@ -130,6 +131,7 @@ void mte_set_report_once(bool state)
> >  {
> >       WRITE_ONCE(report_fault_once, state);
> >  }
> > +EXPORT_SYMBOL(mte_set_report_once);
>
> EXPORT_SYMBOL_GPL ?

SGTM, will do in v2, thanks!



More information about the linux-arm-kernel mailing list