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From: Andrey Konovalov <andreyknvl@google.com>
To: Andrew Morton <akpm@linux-foundation.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Will Deacon <will.deacon@arm.com>,
	Dmitry Vyukov <dvyukov@google.com>,
	Andrey Ryabinin <aryabinin@virtuozzo.com>,
	Alexander Potapenko <glider@google.com>,
	Marco Elver <elver@google.com>,
	Peter Collingbourne <pcc@google.com>,
	Evgenii Stepanov <eugenis@google.com>,
	Branislav Rankov <Branislav.Rankov@arm.com>,
	Kevin Brodsky <kevin.brodsky@arm.com>,
	Christoph Hellwig <hch@infradead.org>,
	kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Andrey Konovalov <andreyknvl@google.com>
Subject: [PATCH mm] arm64: kasan: fix MTE symbols exports
Date: Tue,  9 Feb 2021 16:32:30 +0100	[thread overview]
Message-ID: <dd36936c3d99582a623c8f01345f618ed4c036dd.1612884525.git.andreyknvl@google.com> (raw)

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

Signed-off-by: Andrey Konovalov <andreyknvl@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


WARNING: multiple messages have this Message-ID (diff)
From: Andrey Konovalov <andreyknvl@google.com>
To: Andrew Morton <akpm@linux-foundation.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	 Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Marco Elver <elver@google.com>,
	Andrey Konovalov <andreyknvl@google.com>,
	Kevin Brodsky <kevin.brodsky@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	Branislav Rankov <Branislav.Rankov@arm.com>,
	kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	linux-mm@kvack.org, Alexander Potapenko <glider@google.com>,
	Evgenii Stepanov <eugenis@google.com>,
	Andrey Ryabinin <aryabinin@virtuozzo.com>,
	Peter Collingbourne <pcc@google.com>,
	Dmitry Vyukov <dvyukov@google.com>
Subject: [PATCH mm] arm64: kasan: fix MTE symbols exports
Date: Tue,  9 Feb 2021 16:32:30 +0100	[thread overview]
Message-ID: <dd36936c3d99582a623c8f01345f618ed4c036dd.1612884525.git.andreyknvl@google.com> (raw)

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

Signed-off-by: Andrey Konovalov <andreyknvl@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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             reply	other threads:[~2021-02-09 15:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-09 15:32 Andrey Konovalov [this message]
2021-02-09 15:32 ` [PATCH mm] arm64: kasan: fix MTE symbols exports Andrey Konovalov
2021-02-09 15:32 ` Andrey Konovalov
2021-02-09 17:02 ` Catalin Marinas
2021-02-09 17:02   ` Catalin Marinas
2021-02-09 18:45   ` Andrew Morton
2021-02-09 18:45     ` Andrew Morton
2021-02-11 17:30     ` Andrey Konovalov
2021-02-11 17:30       ` Andrey Konovalov
2021-02-11 17:30       ` Andrey Konovalov

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