Re: [PATCH] [RFC] arm64: export this_cpu_has_cap
From: Suzuki K Poulose <suzuki.poulose@arm.com>
Date: 2021-10-29 13:31:29
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Hi Arnd Thanks for the fix. On 29/10/2021 12:30, Arnd Bergmann wrote:
From: Arnd Bergmann <arnd@arndb.de>
It's now used in a coresight driver that can be a loadable module:
ERROR: modpost: "this_cpu_has_cap" [drivers/hwtracing/coresight/coresight-trbe.ko] undefined!
Fixes: 8a1065127d95 ("coresight: trbe: Add infrastructure for Errata handling")Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Tested-by: Suzuki K Poulose <suzuki.poulose@arm.com> Will, Catalin, Mathieu, Do you have a preference on how this fix can be pulled in ? This may be safe to go via coresight tree if it is not too late. Otherwise, it could go via the arm64 tree. Suzuki
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Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- Not sure if we actually want this to be exported, this is my local workaround for the randconfig build bot. --- 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..beccbcfa7391 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(this_cpu_has_cap); /* * This helper function is used in a narrow window when,
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