| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 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 | } | ||||