[PATCH mm] arm64: kasan: fix MTE symbols exports

Andrey Konovalov andreyknvl at google.com
Tue Feb 9 10:32:30 EST 2021


Only export MTE symbols when KASAN-KUnit tests are enabled.

Signed-off-by: Andrey Konovalov <andreyknvl at google.com>

---

Andrew, please squash this into:
"arm64: kasan: export MTE symbols for KASAN tests"
---
 arch/arm64/kernel/mte.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c
index a66c2806fc4d..788ef0c3a25e 100644
--- a/arch/arm64/kernel/mte.c
+++ b/arch/arm64/kernel/mte.c
@@ -113,13 +113,17 @@ void mte_enable_kernel(void)
 	sysreg_clear_set(sctlr_el1, SCTLR_ELx_TCF_MASK, SCTLR_ELx_TCF_SYNC);
 	isb();
 }
+#if IS_ENABLED(CONFIG_KASAN_KUNIT_TEST)
 EXPORT_SYMBOL_GPL(mte_enable_kernel);
+#endif
 
 void mte_set_report_once(bool state)
 {
 	WRITE_ONCE(report_fault_once, state);
 }
+#if IS_ENABLED(CONFIG_KASAN_KUNIT_TEST)
 EXPORT_SYMBOL_GPL(mte_set_report_once);
+#endif
 
 bool mte_report_once(void)
 {
-- 
2.30.0.478.g8a0d178c01-goog




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