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arm64: neon: Export kernel_neon_busy to loadable modules

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may_use_simd() can be invoked from loadable modules and it accesses
kernel_neon_busy. Make sure that the latter is exported.

Fixes: cb84d11e16 ("arm64: neon: Remove support for nested or hardirq kernel-mode NEON")
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Catalin Marinas 2017-08-07 12:36:35 +01:00
parent 174dfb1286
commit 11cefd5ac2
1 changed files with 1 additions and 0 deletions
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1
arch/arm64/kernel/fpsimd.c
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@ -255,6 +255,7 @@ void fpsimd_flush_task_state(struct task_struct *t)
#ifdef CONFIG_KERNEL_MODE_NEON
DEFINE_PER_CPU(bool, kernel_neon_busy);
EXPORT_PER_CPU_SYMBOL(kernel_neon_busy);
/*
* Kernel-side NEON support functions