diff options
Diffstat (limited to 'arch/arm/include/asm/simd.h')
| -rw-r--r-- | arch/arm/include/asm/simd.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/include/asm/simd.h b/arch/arm/include/asm/simd.h index be08a8da046f..8549fa8b7253 100644 --- a/arch/arm/include/asm/simd.h +++ b/arch/arm/include/asm/simd.h @@ -2,14 +2,21 @@ #ifndef _ASM_SIMD_H #define _ASM_SIMD_H +#include <linux/cleanup.h> #include <linux/compiler_attributes.h> #include <linux/preempt.h> #include <linux/types.h> +#include <asm/neon.h> + static __must_check inline bool may_use_simd(void) { return IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && !in_hardirq() && !irqs_disabled(); } +DEFINE_LOCK_GUARD_0(ksimd, kernel_neon_begin(), kernel_neon_end()) + +#define scoped_ksimd() scoped_guard(ksimd) + #endif /* _ASM_SIMD_H */ |