[PATCH] arm64: cpufeature: Export this_cpu_has_cap helper

From: Suzuki K Poulose
Date: Wed Nov 03 2021 - 18:13:08 EST


From: Arnd Bergmann <arnd@xxxxxxxx>

Export the this_cpu_has_cap() for use by modules. This is
used by TRBE driver. Without this patch, TRBE will fail
to build as a module :

ERROR: modpost: "this_cpu_has_cap" [drivers/hwtracing/coresight/coresight-trbe.ko] undefined!

Fixes: 8a1065127d95 ("coresight: trbe: Add infrastructure for Errata handling")
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
[ change to EXPORT_SYMBOL_GPL ]
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
---
arch/arm64/kernel/cpufeature.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index f8a3067d10c6..82e68c69bb99 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2839,6 +2839,7 @@ bool this_cpu_has_cap(unsigned int n)

return false;
}
+EXPORT_SYMBOL_GPL(this_cpu_has_cap);

/*
* This helper function is used in a narrow window when,
--
2.25.4