| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Ard Biesheuvel | a62b01c | 2013-09-20 09:55:40 +0200 | [diff] [blame] | 2 | |
| 3 | #include <linux/hardirq.h> |
| 4 | |
| 5 | /* |
| 6 | * may_use_simd - whether it is allowable at this time to issue SIMD |
| 7 | * instructions or access the SIMD register file |
| 8 | * |
| 9 | * As architectures typically don't preserve the SIMD register file when |
| 10 | * taking an interrupt, !in_interrupt() should be a reasonable default. |
| 11 | */ |
| 12 | static __must_check inline bool may_use_simd(void) |
| 13 | { |
| 14 | return !in_interrupt(); |
| 15 | } |