[PATCH v3 mm 12/13] arm64: kasan: export MTE symbols for KASAN tests

Andrey Konovalov
2021-02-05T19:27:39Z

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!

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Andrey Konovalov <andreyknvl@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 203108d51d40..a66c2806fc4d 100644
--- a/arch/arm64/kernel/mte.c
+++ b/arch/arm64/kernel/mte.c
@@ -113,11 +113,13 @@ void mte_enable_kernel(void)
sysreg_clear_set(sctlr_el1, SCTLR_ELx_TCF_MASK, SCTLR_ELx_TCF_SYNC);
isb();
}
+EXPORT_SYMBOL_GPL(mte_enable_kernel);

void mte_set_report_once(bool state)
{
WRITE_ONCE(report_fault_once, state);
}
+EXPORT_SYMBOL_GPL(mte_set_report_once);

bool mte_report_once(void)
{
--
2.30.0.365.g02bc693789-goog