LXR linux/include/asm-generic/simd.h

   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 */
  12static __must_check inline bool may_use_simd(void)
  13{
  14        return !in_interrupt();
  15}
  16