Staging
v0.8.1
https://github.com/torvalds/linux
Raw File
Tip revision: 8a5776a5f49812d29fe4b2d0a2d71675c3facf3f authored by Linus Torvalds on 09 October 2017, 03:53:29 UTC
Linux 4.14-rc4
Tip revision: 8a5776a
simd.h

#include <linux/hardirq.h>

/*
 * may_use_simd - whether it is allowable at this time to issue SIMD
 *                instructions or access the SIMD register file
 *
 * As architectures typically don't preserve the SIMD register file when
 * taking an interrupt, !in_interrupt() should be a reasonable default.
 */
static __must_check inline bool may_use_simd(void)
{
	return !in_interrupt();
}
back to top