1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _GCD_H 3 #define _GCD_H 4 5 #include <linux/compiler.h> 6 #include <linux/jump_label.h> 7 8 DECLARE_STATIC_KEY_TRUE(efficient_ffs_key); 9 10 unsigned long gcd(unsigned long a, unsigned long b) __attribute_const__; 11 12 #endif /* _GCD_H */ 13