From 703816224fe60e63756d4d3390b2c53e1bb3ba90 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Wed, 3 Nov 2021 22:12:56 +0000 Subject: [PATCH] UPSTREAM: arm64: cpufeature: Export this_cpu_has_cap helper 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 Cc: Catalin Marinas Cc: Mathieu Poirier Cc: Anshuman Khandual Signed-off-by: Arnd Bergmann [ change to EXPORT_SYMBOL_GPL ] Acked-by: Catalin Marinas Signed-off-by: Suzuki K Poulose [ Added Will AB tag] Acked-by: Will Deacon Link: https://lore.kernel.org/r/20211103221256.725080-1-suzuki.poulose@arm.com Signed-off-by: Mathieu Poirier (cherry picked from commit 20b02fe36530a1e48dde73c80b882ae276346ea3) Signed-off-by: Greg Kroah-Hartman Change-Id: Ia3c8d3308da6e47d030f29905cbe275b9b691662 --- 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 ecbdff795f5e..646662407a07 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -2864,6 +2864,7 @@ 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,