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| author | Mark Rutland <mark.rutland@arm.com> | 2018-12-07 19:08:16 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-12-10 12:50:11 +0100 |
| commit | 386b3c7bdafcc67aaf4168e9627b381370b6538a (patch) | |
| tree | b3a232d62ab58078be3cf9bd4f5a063c6e813039 | |
| parent | arm64: move memstart_addr export inline (diff) | |
| download | linux-386b3c7bdafcc67aaf4168e9627b381370b6538a.tar.xz linux-386b3c7bdafcc67aaf4168e9627b381370b6538a.zip | |
arm64: add EXPORT_SYMBOL_NOKASAN()
So that we can export symbols directly from assembly files, let's make
use of the generic <asm/export.h>. We have a few symbols that we'll want
to conditionally export for !KASAN kernel builds, so we add a helper for
that in <asm/assembler.h>.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
| -rw-r--r-- | arch/arm64/include/asm/assembler.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index 953208267252..d8b9d3a427d1 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -23,6 +23,8 @@ #ifndef __ASM_ASSEMBLER_H #define __ASM_ASSEMBLER_H +#include <asm-generic/export.h> + #include <asm/asm-offsets.h> #include <asm/cpufeature.h> #include <asm/debug-monitors.h> @@ -490,6 +492,13 @@ USER(\label, ic ivau, \tmp2) // invalidate I line PoU #else #define NOKPROBE(x) #endif + +#ifdef CONFIG_KASAN +#define EXPORT_SYMBOL_NOKASAN(name) +#else +#define EXPORT_SYMBOL_NOKASAN(name) EXPORT_SYMBOL(name) +#endif + /* * Emit a 64-bit absolute little endian symbol reference in a way that * ensures that it will be resolved at build time, even when building a |